🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS3257, with the network's IPv6 and DNSSEC adoption and its observed prefixes. An autonomous system is the routing identity of a hosting company or ISP. Data comes from our own scanners, which re-resolve every .dk domain in the zone roughly once a week.

📈 Domains over time#

115 days
25262830312026-07-012026-08-272026-10-23
28 latest-3 over 115 days

Active .dk domains whose website address (A record) is announced by AS3257, counted once a day.

🌐 AS3257 at a glance#

GTT Communications Inc.

AS3257 is announced by GTT Communications Inc. (United States) and currently hosts 28 .dk domains in our dataset — <0.01% of all scanned .dk domains. Across all our scans we have observed 25 unique IPv4 addresses on this network, and the domains currently sit in 14 IPv4 CIDR blocks covering roughly 143.9 thousand addresses of IPv4 space.

We have yet to observe any IPv6 (AAAA) hosting on this AS.

The network is part of the .dk zone's infrastructure too: 15 distinct nameservers and 38 distinct mail exchangers serving .dk domains currently resolve to addresses announced by this AS.

On the security side, 5 of the domains hosted here (17.9%) validate as DNSSEC-secure — below the zone-wide average for domains with a web address, 70.5%. See how this AS compares on the ASN statistics page, or drill into the CIDR list below the results.

🛰️ Upstream providers of AS3257#

via ipbot.dk

GTT-BACKBONE GTT Communications Inc. announces 1,962 prefixes (1,881 IPv4, 81 IPv6) and reaches the internet through 10 upstream networks.

UpstreamNamePower
AS12586ASGHOSTNET GHOSTnet GmbH
100.0%
AS9002RETN Limited
72.3%
AS3356Level 3 Parent, LLC
64.6%
AS1299TWELVE99 Arelion Sweden AB
61.5%
AS174Cogent Communications, LLC
53.9%
AS2914NTT-DATA-2914 - NTT America, Inc.
44.6%
AS6762SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.
42.5%
AS3320DTAG Deutsche Telekom AG
36.4%
AS12779IT.Gate S.p.A.
31.3%
AS3491PCCWG-APAC-HK - PCCW Global (HK) Ltd.
30.9%

Upstream and prefix data supplied by ipbot.dk; power is relative to the strongest upstream.

🔻 Networks using AS3257 as upstream#

527 networks, top 500 by power shown
NetworkNameDomainsPower
AS3356Level 3 Parent, LLC—
100.0%
AS28917Fiord Networks, UAB—
53.1%
AS1103SURFNET-NL SURF B.V.—
35.7%
AS8426Claranet Limited18
35.6%
AS6762SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.—
34.1%
AS51088A2B IP B.V.—
33.7%
AS9002RETN Limited—
28.8%
AS12956TELXIUS TELEFONICA GLOBAL SOLUTIONS SL—
28.8%
AS852ASN852 - TELUS Communications Inc.—
28.6%
AS12779IT.Gate S.p.A.—
27.5%
AS44901Belcloud LTD—
25.7%
AS50300CUSTDC CustodianDC Limited—
25.4%
AS3491PCCWG-APAC-HK - PCCW Global (HK) Ltd.—
24.8%
AS6453Unknown—
24.4%
AS20473AS-VULTR - The Constant Company, LLC1,133
23.9%
AS34984TELLCOM-AS Superonline Iletisim Hizmetleri A.S.—
22.7%
AS37468Angola Cables—
21.3%
AS7474OPTUSCOM-AS01-AU - SingTel Optus Pty Ltd—
21.2%
AS15830Equinix (EMEA) Acquisition Enterprises B.V.59
20.9%
AS7195EDGEUNO S.A.S—
19.5%
AS12389ROSTELECOM-AS PJSC Rostelecom—
19.1%
AS38195SUPERLOOP-AS-AP - Superloop—
19.1%
AS199524G-Core Labs S.A.—
18.5%
AS55410VIL-AS-AP - Vodafone Idea Ltd—
18.1%
AS3399Obenet AB—
17.4%
AS6667EUNET-FINLAND Elisa Oyj—
17.0%
AS13786SEABORN - Seabras 1 USA, LLC—
16.6%
AS9498BBIL-AP - BHARTI Airtel Ltd.—
16.4%
AS7018ATT-INTERNET4 - AT&T Enterprises, LLC31
16.2%
AS200612Gulf Bridge International Inc.—
14.8%
AS55720GIGABIT-MY - Gigabit Hosting Sdn Bhd—
14.1%
AS52320GlobeNet Cabos Submarinos Colombia, S.A.S.—
13.5%
AS36236NetActuate, Inc121
13.1%
AS6830Liberty Global Europe Holding B.V.—
13.0%
AS15924BORUSANTELEKOM-AS Vodafone Net Iletisim Hizmetler AS—
12.9%
AS13649ASN-FLEXENTIAL - Flexential Colorado Corp.—
12.5%
AS835GOCODEIT-EDGE - GoCodeIT Inc—
12.2%
AS4637ASN-TELSTRA-GLOBAL - Telstra Global—
11.8%
AS24961MYLOC-AS WIIT AG219
11.6%
AS2497IIJ - Internet Initiative Japan Inc.—
11.3%
AS5394UNIDATA S.p.A.—
11.3%
AS3320DTAG Deutsche Telekom AG179
11.0%
AS49666TIC-GW-AS Telecommunication Infrastructure Company—
9.8%
AS40676Psychz Networks—
9.4%
AS6205HizliNet Teknoloji A.S.—
9.1%
AS48237MOBILY-AS Etihad Etisalat, a joint stock company—
8.8%
AS8452TE-AS - IDDQD-AS—
8.7%
AS4230CLARO S.A.—
8.5%
AS400282UPX US LLC—
8.4%
AS30844Liquid Telecommunications Ltd—
8.4%
AS3170VeloxServ Communications Ltd—
8.3%
AS33891Core-Backbone GmbH—
8.3%
AS60068CDN77 Datacamp Limited33
8.0%
AS701UUNET - Verizon Business19
7.9%
AS22652FIBRENOIRE-INTERNET - Videotron Ltee—
7.8%
AS23947MORATELINDONAP-AS-ID - PT.Mora Telematika Indonesia—
7.7%
AS20115Charter Communications LLC—
7.2%
AS6327Shaw Communications—
7.1%
AS1273CW - IDDQD-AS—
7.0%
AS7843TWC-7843-BB - Charter Communications Inc—
6.9%
AS7029Windstream Communications LLC—
6.9%
AS32098Unknown—
6.8%
AS9121TTNet Turk Telekomunikasyon Anonim Sirketi—
6.8%
AS25091IP-Max SA—
6.8%
AS8903LYNTIA NETWORKS S.A.—
6.6%
AS5405INTERDOTLINK Inter.link GmbH—
6.4%
AS20912ASN-PANSERVICE Giuliano Claudio Peritore trading as "Panservice s.a.s. di Cuseo Fabrizio & C."—
6.3%
AS50629LWLcom GmbH—
6.3%
AS13237LAMBDANET-AS euNetworks GmbH47
6.3%
AS13536TVC-AS1 - FirstLight Fiber, Inc.—
6.1%
AS25220Unknown—
6.0%
AS7922Comcast Cable Communications, LLC—
5.9%
AS58212dataforest GmbH—
5.6%
AS23520LIBERTY-NETWORKS - Columbus Networks USA, Inc.—
5.6%
AS396998Unknown—
5.1%
AS40994Alwyzon Hohl IT e.U.—
5.0%
AS41327Fiber Telecom S.p.A.—
4.9%
AS4134CHINANET-BACKBONE - No.31,Jin-rong Street—
4.9%
AS137409Unknown—
4.9%
AS34549meerfarbig GmbH & Co. KG—
4.6%
AS12735ASTurkNet TurkNet Iletisim Hizmetleri A.S.—
4.5%
AS62403PletX GmbH—
4.4%
AS37100SEACOM Limited—
4.4%
AS13335CLOUDFLARENET - Cloudflare, Inc.96,459
4.4%
AS17476CHL-AS-AP - CloudRadium (HK) Limited—
4.2%
AS49915Megaport (UK) Limited—
4.2%
AS264409Unknown—
4.2%
AS11404AS-WAVE-1 - Wave Broadband—
4.2%
AS2516KDDI CORPORATION—
4.2%
AS20055AS-WHOLESAIL - Wholesail networks LLC—
4.0%
AS58453CMI-INT-HK - China Mobile International Limited—
3.8%
AS23352SERVERCENTRAL - DEFT.COM64
3.7%
AS5580GTT-ASIA GTT Communications Netherlands B.V.—
3.7%
AS39686AS-EUROFIBER Eurofiber Nederland BV—
3.5%
AS30058FDCservers.net—
3.4%
AS6204ZET-NET INTERKVM HOST SRL—
3.4%
AS399486VIRTUO - 12651980 CANADA INC.—
3.4%
AS26554US Signal Company, L.L.C.—
3.2%
AS19905SECURITYSERVICES - Vercara, LLC38
3.2%
AS9009M247 M247 Europe SRL316
3.2%
AS37721Virtual Technologies & Solutions—
3.1%
AS12083WOW-INTERNET - WideOpenWest Finance LLC—
3.1%
AS42831UKSERVERS-AS UK Dedicated Servers Limited97
3.0%
AS63023AS-GLOBALTELEHOST - GTHost—
3.0%
AS19318IS-AS-1 - Interserver, Inc51
3.0%
AS17676GIGAINFRA - SoftBank Corp.—
2.9%
AS812Rogers Communications Canada Inc.—
2.9%
AS11796AIRSTREAMCOMM-NET - Airstream Communications, LLC—
2.8%
AS13194BITE UAB "Bite Lietuva"—
2.7%
AS37271Workonline Communications(Pty) Ltd—
2.7%
AS36352AS-COLOCROSSING - HostPapa24
2.7%
AS4229ZEN-NET - Zenlayer Inc—
2.6%
AS17378TierPoint, LLC—
2.6%
AS29752Unknown—
2.6%
AS203446SMARTNET Germany GmbH—
2.5%
AS62CONE - CyrusOne LLC—
2.5%
AS32097WII - WholeSale Internet, Inc.—
2.5%
AS63927RISE-HK - RISE—
2.5%
AS23764CTGNet—
2.5%
AS8551Bezeq International Ltd.—
2.4%
AS50263IXP-1-IX-EU A-Systems Sp. z o.o.—
2.4%
AS6079RCN—
2.3%
AS29208Quantcom, a.s.—
2.3%
AS2687ATGS-MMD-AS - AT&T Enterprises, LLC—
2.3%
AS29119SERVIHOSTING-AS AIRE NETWORKS DEL MEDITERRANEO SL UNIPERSONAL—
2.2%
AS56630MELBICOM-EU-AS Melbikomas UAB—
2.1%
AS14080Telmex Colombia S.A.—
2.1%
AS28458IENTC S DE RL DE CV—
2.1%
AS45474NEXUSGUARD-AS-AP - Nexusguard Pte. Ltd.—
2.1%
AS9304HUTCHISON-AS-AP - HGC Global Communications Limited—
2.0%
AS52025ParadoxNetworks Limited—
1.9%
AS19551Incapsula Inc541
1.9%
AS9038BAT-AS9038 Al Bahrainia al Urdunia Liltaknia Wa Alitisalat Plc. Co—
1.9%
AS29802HVC-AS - HIVELOCITY, Inc.19
1.9%
AS22742CT-EDU-NET - Connecticut Education Network—
1.9%
AS26042FiberState, LLC—
1.9%
AS1764Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH—
1.9%
AS1820WNET TELECOM USA Corp.—
1.8%
AS138915KAOPU-HK - Kaopu Cloud HK Limited—
1.8%
AS36944Ubuntunet Alliance For Research and Education Networking—
1.8%
AS58389SDI-NAP-AS-ID - PT Sumber Data Indonesia—
1.8%
AS26827EPBTELECOM - EPB Fiber Optics—
1.7%
AS10122NETSTAR-AS-AP - NETSTAR (SG) PTE. LTD.—
1.6%
AS260GTT-DXB - GTT Americas, LLC—
1.6%
AS8262Evolink EAD—
1.6%
AS25369BANDWIDTH-AS Hydra Communications Ltd—
1.6%
AS3292TDC Holding A/S13,327
1.6%
AS9050Unknown—
1.5%
AS9186ONI ONITELECOM - INFOCOMUNICACOES, S.A.—
1.5%
AS62081EPIX-WAW-GlobalMix Stowarzyszenie e-Poludnie—
1.5%
AS4849S3 Company Ltd—
1.5%
AS29551HGCOMP-ASN Aixit GmbH—
1.5%
AS49581TUBE-HOSTING Ferdinand Zink trading as Tube-Hosting21
1.5%
AS53427Unknown—
1.5%
AS12703Pulsant (Scotland) Ltd—
1.5%
AS12586ASGHOSTNET GHOSTnet GmbH20
1.5%
AS199081Lancom Ltd.—
1.4%
AS50607EPIX-KTW-GlobalMix Stowarzyszenie e-Poludnie—
1.4%
AS4181TDS TELECOM—
1.4%
AS702UUNET - Verizon Business52
1.4%
AS35625Eurofiber France SAS—
1.4%
AS57043HOSTKEY B.V.—
1.4%
AS57344Telehouse EAD67
1.3%
AS31727Node4 Limited—
1.3%
AS21497UMC-AS PrJSC "VF UKRAINE"—
1.3%
AS5400BT British Telecommunications Limited—
1.3%
AS4213EVOCATIVE-GLOBAL - Krypt Technologies—
1.3%
AS20355NTG-AS - REV—
1.3%
AS6866CYTA-NETWORK Cyprus Telecommunications Authority—
1.3%
AS27563SEGRA-UNITY - Spirit Communications—
1.3%
AS3303Swisscom (Schweiz) AG26
1.2%
AS55286SERVER-MANIA - B2 Net Solutions Inc.—
1.2%
AS39392SuperNetwork SH.cz s.r.o.25
1.2%
AS4837CHINA169-Backbone - CHINA UNICOM China169 Backbone—
1.2%
AS60503FNX Tecnologia LTDA—
1.2%
AS35699ADAMOEU-AS Adamo Telecom Iberia S.A.—
1.1%
AS29909Metro Optic—
1.1%
AS30029DOBSONTECHTTS - Dobson Technologies - Transport and Telecom Solutions, LLC—
1.1%
AS25577C4L-AS MAINFRAME & CYBERNETIC SYSTEMS LIMITED—
1.1%
AS58511Anycast Global Backbone—
1.1%
AS31898ORACLE-BMC-31898 - Oracle Corporation969
1.1%
AS5606GTS-BACKBONE GTS Telecom SRL19
1.1%
AS54527ASTUTEHOSTING - Astute Internet—
1.0%
AS398465Rackdog, LLC—
1.0%
AS5508124 SHELLS—
1.0%
AS50124EASIO-COM SASU—
1.0%
AS9269HKBN-AS-AP - Hong Kong Broadband Network Ltd.—
1.0%
AS52041Scaleblade, Ltd.—
1.0%
AS394437PS Lightwave—
1.0%
AS62240Unknown—
1.0%
AS8308NASK-COMMERCIAL NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA - PANSTWOWY INSTYTUT BADAWCZY—
1.0%
AS16260GTT-AUS GTT - EMEA Ltd.—
1.0%
AS24875NovoServe B.V.—
1.0%
AS3327CITIC Telecom CPC Netherlands B.V.—
1.0%
AS3255UARNET-AS LLC EKSINTECH—
1.0%
AS213753InterEdge B.V.—
1.0%
AS14016CAPCON-NETWORK-LLC - Capcon Networks—
1.0%
AS62874Unknown—
0.9%
AS60798ASSERVEREASY Servereasy Srl—
0.9%
AS270735COMPUTIZE NETWORK TELECOMUNICACOES LTDA—
0.9%
AS35297Dataline LLC—
0.9%
AS201942Soltia Consulting SL—
0.9%
AS46844Sharktech119
0.8%
AS8849MELBICOM-EU-AS Melbikomas UAB—
0.8%
AS12129123.Net, Inc.—
0.8%
AS396356Latitude.sh—
0.8%
AS5065BUNNY-COMMUNICATIONS-GLOBAL - Bunny Communications—
0.8%
AS62563AS-GLOBALTELEHOST - GLOBALTELEHOST Corp.—
0.8%
AS6181FUSE-NET - Cincinnati Bell Telephone Company LLC—
0.8%
AS11019HAProxy Technologies, Inc.—
0.8%
AS8781QA-ISP Ooredoo Q.S.C.—
0.8%
AS35236UVT Internet s.r.o.—
0.8%
AS10490SOUTHERN-CROSSROADS-SOX - Georgia Institute of Technology—
0.8%
AS46562Performive LLC—
0.7%
AS58321Oxylion Sp. z o.o.17
0.7%
AS10099UNICOM-Global - China Unicom Global—
0.7%
AS13876FiberLight, LLC—
0.7%
AS46450Pilot Fiber, Inc.—
0.7%
AS49127Asimo Networks B.V.—
0.7%
AS48832Zain-Jo Jordanian mobile phone services Ltd—
0.7%
AS262287Latitude.sh LTDA—
0.7%
AS8657MEO-INTERNACIONAL MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.—
0.7%
AS46475Limestone Networks, Inc.—
0.7%
AS16633I-3 - N-able Technologies, Inc.—
0.7%
AS30456Cosmic Global Networks—
0.7%
AS44486SYNLINQ Oliver Horscht trading as "SYNLINQ"18
0.7%
AS62000SERVERD SAS—
0.7%
AS42689Glide Student & Residential Limited—
0.7%
AS29278RACKHOST-HU-AS Rackhost Zrt.—
0.7%
AS11664Unknown—
0.7%
AS32613IWEB-AS - Leaseweb Canada Inc.42
0.7%
AS15735DATASTREAM-NET GO p.l.c.—
0.6%
AS30818IS-ADVANIA-TRANSIT Advania Island ehf—
0.6%
AS21430WIA spol. s.r.o.—
0.6%
AS31263MYNET S.R.L.—
0.6%
AS22911SINAP-TIX, LLC—
0.6%
AS62217VooServers Vinters IT Ltd—
0.6%
AS7979Servers.com, Inc.—
0.6%
AS401909MinRTT Inc—
0.6%
AS13249ITS-UA PRIVATE JOINT STOCK COMPANY "DATAGROUP"—
0.6%
AS5009EATEL - REV—
0.6%
AS35200TransitX Ltd—
0.6%
AS6267MEGAPATH3-US - GTT Americas, LLC—
0.6%
AS40065CNSERVERS LLC—
0.6%
AS59432GINERNET S.L.—
0.6%
AS139341ACE-AS-AP - ACE—
0.6%
AS13150CATO NETWORKS LTD—
0.6%
AS26141CubePath—
0.6%
AS202425INT-NETWORK IP Volume inc—
0.6%
AS60439SERVERNET INTERNET LIMITED—
0.6%
AS61049Exascale Ltd—
0.6%
AS20278Nexeon Technologies, Inc.—
0.6%
AS16863HOMESC - Home Telephone Company, Inc.—
0.6%
AS26666INTERSERVER-LAX - Interserver, Inc—
0.6%
AS203042Skelduz ApS—
0.5%
AS249PACKETSTAR - IDDQD-AS—
0.5%
AS13287NIXVAL FALBOX S.L. trading as NIXVAL—
0.5%
AS13768COGECO-PEER1 - Aptum Technologies123
0.5%
AS41564Orion Network Limited—
0.5%
AS15954Tecnocratica Centro de Datos, S.L.—
0.5%
AS21245MEDIANOVA INTERNET HIZMETLERI VE TICARET ANONIM SIRKETI—
0.5%
AS40934Fortinet Inc.—
0.5%
AS31287IPACCT CABLE Ltd—
0.5%
AS9658ETPI-IDS-AS-AP - Eastern Telecoms Phils., Inc.—
0.5%
AS34968iunxi B.V.—
0.5%
AS38930FIBERRING LeaseWeb Network B.V.—
0.5%
AS18450WebNX, Inc.—
0.5%
AS13576SDNW-13576 - SDN Communications—
0.5%
AS198279ATU-AL-AS Albanian Telecommunications Union SH. P.K.—
0.5%
AS2686ATGS-MMD-AS - AT&T Enterprises, LLC—
0.5%
AS27589MOJOHOST—
0.5%
AS8057Unknown—
0.5%
AS29405VNET a.s.52
0.5%
AS199995OT-AS Omega Telecom LLC—
0.5%
AS63213ASTUTEHOSTING-VALUE - Astute Internet—
0.5%
AS963N963-AS-AP - N963 PTE. LTD.—
0.5%
AS6768"EUROTELE-PLUS" LLC—
0.5%
AS199348Fibraweb S.p.A—
0.5%
AS979NETLAB-SDN - NetLab Global—
0.5%
AS19773MOTOROLA-SOLUTIONS - Motorola, Inc.—
0.5%
AS906DMIT Cloud Services—
0.5%
AS62068SpectraIP B.V.—
0.4%
AS12684SES-LUX-AS SES ASTRA S.A.—
0.4%
AS26380MasterCard Technologies LLC—
0.4%
AS56286IXTELECOM-MY - IX Telecom—
0.4%
AS3917Shell Information Technology International B.V.—
0.4%
AS47720CIX-AS Cork Internet Exchange Limited—
0.4%
AS44512KONVERTO SPA—
0.4%
AS32244Liquid Web, L.L.C114
0.4%
AS5645TekSavvy Solutions, Inc.—
0.4%
AS42845Bretagnetelecom BLUE SAS—
0.4%
AS39855MOD-EU Mod Mission Critical LLC—
0.4%
AS15994A1 Hrvatska d.o.o.—
0.4%
AS14593SPACEX-STARLINK - Space Exploration Technologies Corporation—
0.4%
AS23470ReliableSite.Net LLC—
0.4%
AS216265ARISTO NETWORKS LTD—
0.4%
AS50131Spartan Host Ltd—
0.4%
AS53264SBA Edge, LLC—
0.4%
AS11403NYINTERNET - NYI—
0.4%
AS24940Hetzner Online GmbH57,732
0.4%
AS49808POWERSPEED-AS Energie AG Oberoesterreich Services und Digital Solutions GmbH—
0.4%
AS200899INTERSPACE-EUROPE INTERSPACE DOOEL Skopje—
0.4%
AS8895ISU King Abdul Aziz City for Science and Technology—
0.4%
AS11232MIDCO-NET - Midcontinent Communications—
0.4%
AS23393NuCDN LLC—
0.4%
AS12993DEAC-AS Sabiedriba ar ierobezotu atbildibu DELSKA Latvia—
0.4%
AS54113Fastly, Inc.3,404
0.4%
AS44066DE-FIRSTCOLO firstcolo GmbH35
0.4%
AS2381WiscNet—
0.4%
AS9829Unknown—
0.4%
AS17497LGHL-AS-AP - Liasail Global Hongkong Limited—
0.4%
AS198330XEFI LYON SAS—
0.4%
AS7296AS-DYNASCALE-LAX - Dynascale Technologies, Inc.—
0.4%
AS57795NGNETWORKS NG-BLU Networks B.V.—
0.4%
AS29967ARAMARK-NS - Aramark Services, Inc.—
0.4%
AS39120Convergenze S.p.A.—
0.4%
AS200904FOXCLOUD LLP—
0.4%
AS15389Faroese-Telecom-AS P/F Telefonverkid—
0.4%
AS24958TBSH CYBERFORT LIMITED—
0.3%
AS35133Unknown—
0.3%
AS8612Unknown—
0.3%
AS204548CLOUDWEBMANAGE-IL-FR Kamatera Inc20
0.3%
AS11979BLUENET - Bluegrass Network LLC—
0.3%
AS16552DIGICERT - Tiggee LLC594
0.3%
AS213438ColocaTel Inc.—
0.3%
AS20847Previder B.V.102
0.3%
AS209282we.systems AG—
0.3%
AS12252America Movil Peru S.A.C.—
0.3%
AS51248Host-Telecom.com s.r.o.—
0.3%
AS49600NEAR IP, S.L.—
0.3%
AS21013ITANDTEL-AS eww ag—
0.3%
AS200271IGUANE-FR Iguane Solutions SAS—
0.3%
AS394354CIRA-CLOUD2 - CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements Internet—
0.3%
AS19955Pineland Telephone Cooperative, Inc.—
0.3%
AS34164AKAMAI-LON Akamai International B.V.—
0.3%
AS212027PebbleHost Ltd—
0.3%
AS8368DSTNY-BACKBONE Dstny BE N.V.87
0.3%
AS22611InMotion Hosting, Inc.99
0.3%
AS30148SUCURI-SEC - Sucuri68
0.3%
AS939USA-2022 - NovoServe LLC—
0.3%
AS12709MELITACABLE Melita Limited—
0.3%
AS54489Unknown—
0.3%
AS395839Unknown—
0.3%
AS43515YOUTUBE Google Ireland Limited2,622
0.3%
AS57717FBX-AS FiberXpress BV—
0.3%
AS34428EIGHTROUTE Giulio Lo Presti—
0.2%
AS34191DGBS-NUE-DE-AS DATAGROUP Operations GmbH—
0.2%
AS14103ACDNET-ASN1 - ACD.net—
0.2%
AS17161MMC - Marsh Inc.—
0.2%
AS198890MADCom-ASN Albanian Fiber Telecommunications SHPK—
0.2%
AS199163UBL-IS-ASN DATAGROUP Operations GmbH—
0.2%
AS19740Sudjam, LLC—
0.2%
AS16236PSA Stellantis Auto SAS—
0.2%
AS62044ZSCALER-EMEA Zscaler Switzerland GmbH—
0.2%
AS399678CARRIER-AMER - Carrier Corporation—
0.2%
AS20384NWLRBD - NewellRubbermaid Inc.—
0.2%
AS12676NCORE-AS HKN GmbH—
0.2%
AS11647SENTEX-NET - Sentex Communications Corporation—
0.2%
AS47381Servergarden Kft.19
0.2%
AS35266EX Networks Limited—
0.2%
AS63410PrivateSystems Networks147
0.2%
AS61317ASDETUK Hivelocity LLC—
0.2%
AS26744PCL - Planters Communications, LLC—
0.2%
AS6391Unknown—
0.2%
AS21263TeleData GmbH—
0.2%
AS52030Server Plan S.r.l.—
0.2%
AS5769Unknown—
0.2%
AS53755IOFLOOD - Input Output Flood LLC—
0.2%
AS43843BRIANTEL OPIQUAD S.P.A.—
0.2%
AS398833BIS-BOMBARDIER-INFORMATION-SOLUTIONS-PUBLIC-ASN-01 - Bombardier Inc.—
0.2%
AS44976HIWIT_AS AZNET s.a.r.l.—
0.2%
AS19531Nodes Direct—
0.2%
AS11323Getty Images (Seattle), Inc.—
0.2%
AS211273csoft Cloud Software - FZCO—
0.2%
AS32181ASN-GIGENET - GigeNET—
0.2%
AS210040Salomon S.A.S.—
0.2%
AS16733SYMANTEC-CORPORATION - Gen Digital Inc.—
0.2%
AS25653FortressITX—
0.2%
AS397641ARAMARK-NS2-SCO - ARAMARK—
0.2%
AS8784Odigo SASU—
0.2%
AS55195CIRA-CLOUD1 - CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements Internet—
0.2%
AS7303Telecom Argentina S.A.—
0.2%
AS34119Wildcard UK Limited21
0.2%
AS48452TRAFFIC-NET Telco power Ltd—
0.2%
AS14586NUCLEARFALLOUT-CHI - Nuclearfallout Enterprises, Inc.—
0.2%
AS20111LENOVO-NET - Lenovo (United States) Inc.—
0.2%
AS33494IHNetworks, LLC—
0.2%
AS50173VTESSE GTT - EMEA Ltd.—
0.2%
AS48348Cloud Builders SA—
0.2%
AS10747Epic Hosting, LLC—
0.2%
AS49870AS49870-BV Alsycon B.V.—
0.2%
AS12897ENTEGA Medianet GmbH—
0.2%
AS204577LINZNET-GER-AS LinzNet Internet Service Provider GmbH—
0.2%
AS30238AS-IRONP-VEGA - Cisco Systems Ironport Division—
0.2%
AS49683MASSIVEGRID LTD—
0.2%
AS17151Vonage Holdings, Inc.—
0.2%
AS61323UKFAST ANS ACADEMY LIMITED18
0.2%
AS57NL-GIGAPOP - University of Minnesota—
0.2%
AS1213ASIERA TECHNOLOGY SERVICES CLG—
0.2%
AS11320Unknown—
0.2%
AS20723MGI AVONET, s.r.o.—
0.2%
AS207995LightningFibre LF Holdco 2 Limited—
0.2%
AS201188BJT Partners SAS—
0.2%
AS20284INETUASN1 - Flexential iNETu Corp.—
0.2%
AS43641Sollutium-NL SOLLUTIUM EU Sp z.o.o.—
0.2%
AS209341WHG-FRA WHG Hosting Services Ltd606
0.2%
AS15966Emango Internet Services B.V.—
0.2%
AS28753LEASEWEB-DE-FRA-10 Leaseweb Deutschland GmbH119
0.2%
AS41160ORIGINENET-AS Amt Services srl—
0.1%
AS25773RADWARE-CLOUD-SERVICES - RADWARE INC.—
0.1%
AS3842RAMNODE - InMotion Hosting, Inc.—
0.1%
AS54641IMH-IAD - InMotion Hosting, Inc.27
0.1%
AS23576nhn-AS-KR-KR - NAVER Cloud Corp.—
0.1%
AS198605Unknown—
0.1%
AS12360KTK KEVAG Telekom GmbH—
0.1%
AS12468ABANET Abaco Informatica S.r.l.—
0.1%
AS15943WTNET-AS wilhelm.tel GmbH—
0.1%
AS45014NCONNECT Nuco Technologies Ltd—
0.1%
AS36007Kamatera, Inc.—
0.1%
AS48638Cronos NV—
0.1%
AS11807GAMELOFT - Divertissements GameLoft Inc—
0.1%
AS28889LinzNet Internet Service Provider GmbH—
0.1%
AS25657Basecamp, LLC—
0.1%
AS41436CloudWebManage-EU Kamatera Inc—
0.1%
AS51945ENLINK LTD—
0.1%
AS29169GANDI SAS1,116
0.1%
AS31404LYCATEL DISTRIBUTION UK LIMITED—
0.1%
AS12693e.discom Telekommunikation GmbH—
0.1%
AS39729REGISTER S.P.A.231
0.1%
AS48447Sectigo Limited—
0.1%
AS7203LEASEWEB-USA-SFO - Leaseweb USA, Inc.—
0.1%
AS64096BIH-Global - INTERNET HARBOR INTERNATIONAL CO.,LIMITED—
0.1%
AS34279Teletrans S.C. Teletrans S.A.—
0.1%
AS8860DELTA-BG-AS Delta HighTech Ltd.—
0.1%
AS31424IN4U-AS Netrics AG—
0.1%
AS48137PI-GROUP BV—
0.1%
AS54535Unknown—
0.1%
AS57286Unknown—
0.1%
AS5607BSKYB-BROADBAND-AS Sky UK Limited—
0.1%
AS198452Unknown487
0.1%
AS22612NAMECHEAP-NET - Namecheap, Inc.286
0.1%
AS62610ZEN-DPS - Zenlayer Inc—
0.1%
AS213791XeniaGroup SRL—
0.1%
AS48635CLDIN-NL Your Hosting B.V.673
0.1%
AS25111Coloplast A/S—
0.1%
AS30475WEHOSTWEBSITES-COM - Handy Networks, LLC—
0.1%
AS51154pCloud AG—
0.1%
AS8245Video-Broadcast GmbH—
0.1%
AS394380LEASEWEB-USA-DAL - Leaseweb USA, Inc.—
0.1%
AS136557HOST-AS-AP - Host Universal Pty Ltd—
0.1%
AS15169Google LLC2,203
0.1%
AS48374GOBLER-AS MH HOLDING AF 1. JUNI 2009 ApS—
0.1%
AS2721SCLR - CULR, LLC—
0.1%
AS38880M21-AS-AP - Micron21 Datacentre Pty Ltd—
0.1%
AS18451Unknown—
0.1%
AS21409Ikoula Net SAS—
0.1%
AS32934Unknown—
0.1%
AS4373Unknown—
0.1%
AS28729Ford Motor Company Limited—
0.1%
AS42944TICKETMASTER-EU Ticketmaster UK Limited—
0.1%
AS213394Clever Cloud SAS—
0.1%
AS8523BASEFARM-SE-ASN Orange Business Digital Sweden AB—
0.1%
AS16751Unknown—
0.1%
AS4459KDDIA-NET - KDDI America Inc.—
0.1%
AS43338RATIONAL-AS TSG Interactive Services Limited—
0.1%
AS203315Web Wiz Ltd44
0.1%
AS204800WHG-SGP WHG Hosting Services Ltd—
0.1%
AS44806KINAMO-BACKBONE Kinamo N.V.—
0.1%
AS22838GIONA-US - CONOPCO, INC.—
0.1%
AS214329BGP Network LLC—
0.1%
AS42567MOJHOST-EU MOJOHOST B.V.—
0.1%
AS44356Unknown—
0.1%
AS197690CBlue SPRL—
0.1%
AS16406AS-INTERMEDIA - Intermedia.net, Inc.—
0.1%
AS400475NUCLEARFALLOUT-DAL - Nuclearfallout Enterprises, Inc.—
0.1%
AS20924LUTECH-ICTEAM LUTECH S.P.A.—
0.1%
AS60219Unknown—
0.1%
AS42WoodyNet, Inc.—
0.1%
AS25575DOMAINTECHNIK Ledl.net GmbH & Co. KG—
0.1%
AS60822Wispone S.R.L.—
0.1%
AS21738Rozint—
0.1%
AS60781LEASEWEB-NL-AMS-01 LeaseWeb Netherlands B.V.1,782
0.1%
AS13039Global Village GmbH17
0.1%
AS45187Unknown—
0.1%
AS202623Unknown—
0.1%
AS38983COPACO-CLOUD-BACKBONE Copaco Cloud B.V.—
0.1%
AS51580TIMENET SPA—
0.1%
AS51713WHG-LON WHG Hosting Services Ltd21
0.0%
AS198726KOMDSL Wemaconnect GmbH—
0.0%
AS206375NETSPEED INTERNET A.S.—
0.0%
AS36459GitHub, Inc.38
0.0%
AS13628CENCORA-INTERNET - AMERISOURCEBERGEN—
0.0%
AS12409HRNET TRUSTTEAM SAS—
0.0%
AS19969JOESDATACENTER - CyberCloud Professionals LLC—
0.0%
AS6307Unknown—
0.0%
AS46160Unknown—
0.0%
AS197226SPRINT-SDC "SPRINT" S.A.—
0.0%
AS25697UpCloud USA Inc17
0.0%
AS56958Raiola Networks S.L.—
0.0%
AS15967NETARTGROUP Nazwa.pl Sp.z.o.o.56
0.0%

Among the networks we hold ipbot.dk routing data for (the ones looked up on this site), so this is a sample of the AS's customers, not all of them.

Found 28 domains matching 3257
DomainIPASNISP / OrgCountry
advis.dk 195.81.3.149 AS3257 GTT Communications Inc. —
anhaenger.dk 194.150.12.50 AS3257 GTT Communications Inc. 🇺🇸 United States
badevand.dk 193.3.62.82 AS3257 GTT Communications Inc. 🇩🇰 Denmark
codanmedical.dk 212.81.93.195 AS3257 GTT Communications Inc. 🇩🇪 Germany
danka.dk 62.50.18.212 AS3257 GTT Communications Inc. 🇺🇸 United States
destinia.dk 212.222.42.76 AS3257 GTT Communications Inc. 🇪🇸 Spain
flexcollect.dk 195.81.2.240 AS3257 GTT Communications Inc. 🇮🇹 Italy
greenbasics.dk 193.239.132.132 AS3257 GTT Communications Inc. 🇳🇱 The Netherlands
groupeseb.dk 84.37.126.202 AS3257 GTT Communications Inc. 🇫🇷 France
habbohotel.dk 62.50.35.246 AS3257 GTT Communications Inc. 🇺🇸 United States
havmiljø.dk 193.3.62.46 AS3257 GTT Communications Inc. 🇩🇰 Denmark
intrum-justitia.dk 195.81.3.149 AS3257 GTT Communications Inc. —
intrumjustitia.dk 195.81.3.149 AS3257 GTT Communications Inc. —
koga-signature.dk 194.150.56.148 AS3257 GTT Communications Inc. 🇺🇸 United States
kogasignature.dk 194.150.56.148 AS3257 GTT Communications Inc. 🇺🇸 United States
landal-sustainable.dk 193.239.132.210 AS3257 GTT Communications Inc. 🇳🇱 The Netherlands
mercateo.dk 62.50.42.200 AS3257 GTT Communications Inc. 🇺🇸 United States
moulinex.dk 84.37.87.246 AS3257 GTT Communications Inc. 🇫🇷 France
nutritious-delicious.dk 84.37.87.246 AS3257 GTT Communications Inc. 🇫🇷 France
online-travel.dk 212.222.42.65 AS3257 GTT Communications Inc. 🇪🇸 Spain
q-park.dk 217.195.247.164 AS3257 GTT Communications Inc. 🇺🇸 United States
regnvandskvalitet.dk 193.3.62.12 AS3257 GTT Communications Inc. 🇩🇰 Denmark
rowenta.dk 84.37.87.193 AS3257 GTT Communications Inc. 🇫🇷 France
saertex.dk 217.8.192.141 AS3257 GTT Communications Inc. 🇺🇸 United States
vandudsigten.dk 193.3.62.18 AS3257 GTT Communications Inc. 🇩🇰 Denmark
virgin-atlantic.dk 80.82.133.10 +1 AS3257 GTT Communications Inc. 🇬🇧 United Kingdom
virginatlantic.dk 80.82.133.10 AS3257 GTT Communications Inc. 🇬🇧 United Kingdom
wesystems.dk 77.77.183.147 AS3257 GTT Communications Inc. 🇩🇪 Germany

📡 Known CIDRs#

14 CIDRs

🧭 Nameservers in this AS#

15 hosts

📮 Mail Exchangers in this AS#

38 hosts
dhd.dk [/] search Domains, Hosts & DNS — .dk zone