🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS3491, 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#

109 days
112332026-07-012026-08-242026-10-17
2 latest0 over 109 days

Active .dk domains whose website address (A record) is announced by AS3491, counted once a day.

🌐 AS3491 at a glance#

PCCW Global (HK) Ltd.

AS3491 is announced by PCCW Global (HK) Ltd. (Hong Kong) and currently hosts 2 .dk domains in our dataset — <0.01% of all scanned .dk domains. Across all our scans we have observed 1 unique IPv4 address on this network, and the domains currently sit in 1 IPv4 CIDR block covering roughly 8.2 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: 9 distinct nameservers and no mail exchangers serving .dk domains currently resolve to addresses announced by this AS.

On the security side, 2 of the domains hosted here (100.0%) validate as DNSSEC-secure — well above 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 AS3491#

via ipbot.dk

PCCWG-APAC-HK - PCCW Global (HK) Ltd. announces 559 prefixes (515 IPv4, 44 IPv6) and reaches the internet through 10 upstream networks.

UpstreamNamePower
AS38008APERTURE-AS-AP - Aperture Science Limited
100.0%
AS174Cogent Communications, LLC
61.4%
AS1299TWELVE99 Arelion Sweden AB
59.7%
AS3356Level 3 Parent, LLC
52.2%
AS2914NTT-DATA-2914 - NTT America, Inc.
34.1%
AS6939Hurricane Electric LLC
31.0%
AS37497Network Platforms (PTY) LTD
25.4%
AS3257GTT-BACKBONE GTT Communications Inc.
22.1%
AS6762SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.
18.2%
AS13030Init7 (Switzerland) Ltd.
17.8%

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

🔻 Networks using AS3491 as upstream#

195 networks
NetworkNameDomainsPower
AS134823SDCL-AS-AP - Sky Digital Co., Ltd.—
100.0%
AS174Cogent Communications, LLC173
97.5%
AS199524G-Core Labs S.A.—
69.0%
AS38001NEWMEDIAEXPRESS-AS-AP - NewMedia Express Pte Ltd—
60.2%
AS37697webmasters—
56.4%
AS22356Durand do Brasil Ltda—
45.8%
AS20473AS-VULTR - The Constant Company, LLC1,129
41.2%
AS37497Network Platforms (PTY) LTD—
32.2%
AS20764RASCOM-AS CJSC RASCOM—
31.9%
AS9498BBIL-AP - BHARTI Airtel Ltd.—
31.5%
AS12389ROSTELECOM-AS PJSC Rostelecom—
27.2%
AS852ASN852 - TELUS Communications Inc.—
19.9%
AS49544i3D.net B.V—
16.4%
AS14907Wikimedia Foundation Inc.—
13.2%
AS17639Converge ICT Solutions Inc.—
12.4%
AS1828Unitas Global—
12.4%
AS1273CW - IDDQD-AS—
12.2%
AS45903CMCTELECOM-VN - CMC Telecom Infrastructure Company—
12.2%
AS20485TRANSTELECOM Joint Stock Company TransTeleCom—
11.5%
AS3758SingNet—
11.4%
AS13030Init7 (Switzerland) Ltd.—
11.1%
AS8220COLT Technology Services Group Limited129
10.3%
AS264409Huge Solucoes Corporativas Ltda—
9.5%
AS36236NetActuate, Inc121
9.5%
AS4780SEEDNET Digital United Inc.—
8.9%
AS701UUNET - Verizon Business18
8.6%
AS132602BANGLADESH-AS-AP - Bangladesh Submarine Cable Company Limited (BSCCL)—
8.1%
AS10111ZEONET-AS-AP - Zeofast Network—
8.0%
AS5405INTERDOTLINK Inter.link GmbH—
7.6%
AS7922Comcast Cable Communications, LLC—
7.5%
AS38008APERTURE-AS-AP - Aperture Science Limited—
7.0%
AS9848SEJONGTELECOM-AS-KR SEJONG NETWORKS—
6.6%
AS45899VNPT-AS-VN VNPT Corp—
6.3%
AS2497IIJ - Internet Initiative Japan Inc.—
6.2%
AS45430SBN-AWN-IIG-AS-AP SBN-IIGAWN-IIG transit provider—
5.4%
AS12400Partner Communications Ltd.—
5.1%
AS9886CTCSCITECHLIMITED-AS-AP - CTCSCI TECH LIMITED—
4.9%
AS14080Telmex Colombia S.A.—
4.7%
AS137409GSLNETWORKS-AS-AP - GSL Networks Pty LTD—
4.7%
AS37731Web Squad Connect (Pty) Ltd—
4.6%
AS38757ICONPLN-ID-AP - PT. Indonesia Comnets Plus—
4.5%
AS44306OMONIA d.o.o.—
4.4%
AS3223Voxility LLP67
4.3%
AS17557PKTELECOM-AS-PK - Pakistan Telecommunication Company Limited—
4.3%
AS18013ASLINE-AS-AP - ASLINE LIMITED—
4.2%
AS133095IDNIC-PFI-ID - PT Pusat Fiber Indonesia—
4.1%
AS208905Exelera Telecom Ltd—
4.1%
AS4761INDOSAT-INP-AP - INDOSAT Internet Network Provider—
4.1%
AS17497LGHL-AS-AP - Liasail Global Hongkong Limited—
3.8%
AS3170VeloxServ Communications Ltd—
3.8%
AS55410VIL-AS-AP - Vodafone Idea Ltd—
3.8%
AS132585Unknown—
3.7%
AS216211CYBERVERSE-BACKBONE CYBERVERSE LLC—
3.6%
AS17433HNSL-AS-AP - Hytron Network Services Limited—
3.5%
AS19332COORDINADORA DE CARRIER'S, S.A. DE C.V.—
3.5%
AS138997EDCL-AS-AP - Eons Data Communications Limited—
3.4%
AS7632Linknet-Exchange-AS-ID - Linknet-Exchange ASN—
3.3%
AS7843TWC-7843-BB - Charter Communications Inc—
3.3%
AS150684JINXCOLIMITED-AS-AP - JINX CO., LIMITED—
3.2%
AS10075FGL-AS-BD - Fiber@Home Global Limited—
3.2%
AS57866Fusix Networks B.V.—
3.2%
AS59796StormWall s.r.o.—
3.1%
AS198949Radware Ltd29
3.0%
AS24516VIRTUTEL-AS-AP - Virtutel Pty Ltd—
2.8%
AS19551Incapsula Inc542
2.7%
AS22981Raidenlink Limited—
2.6%
AS11172Alestra, S. de R.L. de C.V.—
2.5%
AS9299IPG-AS-AP - Philippine Long Distance Telephone Company—
2.5%
AS8641NAUKANET-AS LLC "Nauka-Svyaz"—
2.4%
AS28663FLYS INTERATIVA LTDA—
2.4%
AS138415YANCYLIMITED-AS-HK - Yancy Limited—
2.4%
AS9957KINX-AS-KR - KINX—
2.3%
AS37739Abantu Cloud Africa (Pty) Ltd—
2.3%
AS8772NLineLLC NetAssist LLC—
2.2%
AS209810Netcore services s.r.o.—
2.1%
AS6128CABLE-NET-1 - Cablevision Systems Corp.—
2.1%
AS30844Liquid Telecommunications Ltd—
2.1%
AS135391Unknown—
2.0%
AS984OWS-NETWORK - OCTOPUS WEB SOLUTION INC—
2.0%
AS31287IPACCT CABLE Ltd—
1.9%
AS6866CYTA-NETWORK Cyprus Telecommunications Authority—
1.9%
AS5065BUNNY-COMMUNICATIONS-GLOBAL - Bunny Communications—
1.9%
AS5713Telkom SA Ltd.—
1.7%
AS4651NTPCL-AS-AP - National Telecom Public Company Limited—
1.7%
AS6327Shaw Communications—
1.7%
AS10122NETSTAR-AS-AP - NETSTAR (SG) PTE. LTD.—
1.7%
AS3741NTT-DATA-Inc—
1.6%
AS17676GIGAINFRA - SoftBank Corp.—
1.5%
AS41095IPTP LTD—
1.5%
AS64050BGNL-HK BGP Network Limited—
1.5%
AS10310Yahoo Holdings Inc.—
1.5%
AS11164INTERNET2-I2PX - Internet2—
1.5%
AS49915Megaport (UK) Limited—
1.5%
AS132167U9-MM - Nine Communications Company Limited—
1.5%
AS60171AFR-IX TELECOM S.A.—
1.4%
AS13999Mega Cable, S.A. de C.V.—
1.4%
AS45474NEXUSGUARD-AS-AP - Nexusguard Pte. Ltd.—
1.4%
AS200449QRATOR-CZ Qrator Labs CZ s.r.o.—
1.4%
AS58511Anycast Global Backbone—
1.4%
AS8849MELBICOM-EU-AS Melbikomas UAB—
1.3%
AS812Rogers Communications Canada Inc.—
1.3%
AS2603NORDUnet—
1.3%
AS140570HKBCS-AS-AP Hong Kong Beecloud System Technology Services Limited—
1.3%
AS136557HOST-AS-AP - Host Universal Pty Ltd—
1.3%
AS5400BT British Telecommunications Limited—
1.3%
AS9678HOSTINGINSIDE-INTL HostingInside LTD—
1.2%
AS4775Globe Telecoms—
1.2%
AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited—
1.2%
AS3786LGDACOM-KR - LG DACOM Corporation—
1.2%
AS18186Nebula Global LLC—
1.2%
AS131267UNITEL-LA - Star Telecom—
1.2%
AS28458IENTC S DE RL DE CV—
1.2%
AS54994ML-1432-54994 - Meteverse Limited.—
1.1%
AS133115HKKFGL-AS-AP HK Kwaifong Group Limited—
1.1%
AS9009M247 M247 Europe SRL311
1.1%
AS2687ATGS-MMD-AS - AT&T Enterprises, LLC—
1.0%
AS20115Charter Communications LLC—
1.0%
AS63956INT-5GN-AS-AP - 5G NETWORK OPERATIONS PTY LTD—
1.0%
AS7575AARNET-AS-AP - Australian Academic and Research Network (AARNet)—
1.0%
AS3292TDC Holding A/S13,326
0.9%
AS46475Limestone Networks, Inc.—
0.9%
AS51847Nearoute Limited—
0.9%
AS3300BT British Telecommunications Limited—
0.9%
AS137969HKBIL-AS-AP HONG KONG BRIDGE INFO-TECH LIMITED—
0.9%
AS26042FiberState, LLC—
0.9%
AS18423RAID-AS-TW - RAID Networks Co., Ltd.—
0.8%
AS45352IPSERVERONE-AS-AP - IP ServerOne Solutions Sdn Bhd—
0.8%
AS9829BSNL-NIB National Internet Backbone—
0.8%
AS24429Taobao - Zhejiang Taobao Network Co.,Ltd—
0.8%
AS23930VITROINC-AS-AP - VITRO INC.—
0.8%
AS9658ETPI-IDS-AS-AP - Eastern Telecoms Phils., Inc.—
0.7%
AS55821RADIUSTELECOMS-AS-AP - RADIUS TELECOMS, INC.—
0.7%
AS44356Epsilon Telecommunications Ltd—
0.7%
AS56111AGARTO-MY Agarto Sdn Bhd—
0.7%
AS6619Unknown—
0.7%
AS151326DCPL-AS-AP - DCConnect Communication Pte. Ltd.—
0.7%
AS714APPLE-ENGINEERING - Apple Inc.—
0.7%
AS38182EXTREMEBB-AS-MY - Extreme Broadband - Total Broadband Experience—
0.7%
AS136907HWCLOUDS-AS-AP - HUAWEI CLOUDS—
0.7%
AS21430WIA spol. s.r.o.—
0.6%
AS4788TTSSB-MY - TM TECHNOLOGY SERVICES SDN. BHD.—
0.6%
AS137983TIANFENG-AS-AP - TIANFENG (HONG KONG) COMMUNICATIONS LIMITED—
0.6%
AS101WASH-NSF-AS - University of Washington—
0.6%
AS45102ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd.36
0.6%
AS12491Gilat Telecom Ltd.—
0.6%
AS134963ASEPL-AS-AP - Alibaba Cloud (Singapore) Private Limited—
0.6%
AS38047Taiwan Telecom—
0.5%
AS58325BANDWIDTH-ASIA Hydra Communications Ltd—
0.5%
AS64096Unknown—
0.5%
AS23352SERVERCENTRAL - DEFT.COM64
0.5%
AS6206Netrouting B.V.—
0.5%
AS3462HINET Data Communication Business Group—
0.5%
AS24088HTCHCMC-AS-VN - Hanoi Telecom Joint Stock Company - HCMC Branch—
0.4%
AS200107KL-EXT Kaspersky Lab Switzerland GmbH—
0.4%
AS703UUNET - Verizon Business—
0.4%
AS138995ANTBOX1-AS-AP - Antbox Networks Limited—
0.4%
AS25773RADWARE-CLOUD-SERVICES - RADWARE INC.—
0.4%
AS135423TIM-GNS-AS-AP - Total Information Management Corporation—
0.4%
AS786JANET Jisc Services Limited—
0.3%
AS48951ASN-TSI-IAS Telekom Deutschland GmbH—
0.3%
AS24173NETNAM-AS-AP - Netnam Company—
0.3%
AS15113AMX-LLC-AS - Harman International Industries Inc.—
0.3%
AS10100UBSGROUPAG-AS-AP - UBS Group AG—
0.3%
AS24637WEBDISCOUNT GmbH & Co. KG—
0.3%
AS212027PebbleHost Ltd—
0.3%
AS7979Servers.com, Inc.—
0.3%
AS32181ASN-GIGENET - GigeNET—
0.3%
AS293ESnet—
0.2%
AS43413ASNEW NEW TELEKOM, spol. s r.o.—
0.2%
AS5580GTT-ASIA GTT Communications Netherlands B.V.—
0.2%
AS64010BASICBRIX-AS-AP BasicBrix LLP—
0.2%
AS400940Railway121
0.2%
AS9294GNETINC-AS-AP - GNET INC.—
0.2%
AS133125PUBLICISGROUPE-AS-AP - PG Lion ReSources Aust Pty Ltd—
0.2%
AS5408GR-NET National Infrastructures for Research and Technology S.A.—
0.2%
AS23576nhn-AS-KR-KR - NAVER Cloud Corp.—
0.2%
AS203926Unknown—
0.1%
AS8069MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation31
0.1%
AS15169Google LLC1,698
0.1%
AS16552DIGICERT - Tiggee LLC600
0.1%
AS45187RACKSPACE-AP - Rackspace IT Hosting AS IT Hosting Provider Hong Kong—
0.1%
AS210162CHERRYSERVERS7-AS UAB "Cherry Servers"—
0.1%
AS12778SGN MEGA M, d.o.o.—
0.1%
AS29465VCG-AS MTN NIGERIA Communication limited—
0.1%
AS147094MVNET-AS-ID - PT. MITRA VISIONER PRATAMA—
0.1%
AS200325BunnyCDN BUNNYWAY, informacijske storitve d.o.o.—
0.1%
AS12189PhoenixNAP LLC—
0.1%
AS12200Rackspace Hosting—
0.1%
AS202053UpCloud Ltd1,729
0.1%
AS63741DCNET-AS-VN - DCNET TELECOM—
0.0%
AS5583ORANGE-BUSINESS-SERVICES-BENELUX Orange S.A.—
0.0%
AS9929CUII - CHINA UNICOM Industrial Internet Backbone—
0.0%
AS31083Telepoint Ltd—
0.0%
AS4004Cogent Communications, LLC—
0.0%
AS30619TMCEL - Moçambique Telecom, SA - TMCEL - Moçambique Telecom, SA—
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.

📡 Known CIDRs#

1 CIDR
CIDRDomains
207.226.160.0/19 2

🧭 Nameservers in this AS#

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