🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS49581, 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#

110 days
13161820232026-07-012026-08-242026-10-18
22 latest+8 over 110 days

Active .dk domains whose website address (A record) is announced by AS49581, counted once a day.

🌐 AS49581 at a glance#

Tube-Hosting

AS49581 is announced by Tube-Hosting (Denmark) and currently hosts 22 .dk domains in our dataset — <0.01% of all scanned .dk domains. Across all our scans we have observed 24 unique IPv4 addresses on this network, and the domains currently sit in 5 IPv4 CIDR blocks covering roughly 1.3 thousand addresses of IPv4 space.

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

We have not observed any nameservers or mail exchangers for .dk domains on this AS — the domains hosted here run their DNS and mail from other networks.

On the security side, 16 of the domains hosted here (72.7%) 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 AS49581#

via ipbot.dk

TUBE-HOSTING Ferdinand Zink trading as Tube-Hosting announces 42 prefixes (39 IPv4, 3 IPv6) and reaches the internet through 10 upstream networks.

UpstreamNamePower
AS44592SkyLink Data Center BV
100.0%
AS6939Hurricane Electric LLC
34.2%
AS3257GTT-BACKBONE GTT Communications Inc.
5.5%
AS6453TATA COMMUNICATIONS (AMERICA) INC
4.6%
AS5405INTERDOTLINK Inter.link GmbH
1.1%
AS25091IP-Max SA
1.1%
AS34019Hivane Association
1.0%
AS13030Init7 (Switzerland) Ltd.
1.0%
AS62403PletX GmbH
1.0%
AS39351ESAB-AS 31173 Services AB
0.7%

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

🔻 Networks using AS49581 as upstream#

8 networks
NetworkNameDomainsPower
AS62403PletX GmbH—
100.0%
AS214716WEYRO LTD—
16.0%
AS209874Tech Tide Portugal Unipessoal LDA—
9.9%
AS215120Evolus-IX Evolus IT Solutions GmbH—
7.1%
AS214481wczapkowicz-as Wojciech Czapkowicz—
6.5%
AS214693Fusiora OU—
3.6%
AS215691HOSTEALO AP INTERACTIVE SOLUTIONS SL—
3.5%
AS202520SkyPass Solutions Sp. z o.o.—
3.4%

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 22 domains matching 49581
DomainIPASNISP / OrgCountry
afrejsen.dk 91.212.121.93 AS49581 Tube-Hosting 🇩🇪 Germany
arcanerp.dk 2.58.113.138 AS49581 Tube-Hosting 🇳🇱 The Netherlands
bappiworks.dk 45.84.198.83 AS49581 Tube-Hosting 🇩🇰 Denmark
bendixboy.dk 92.118.207.10 AS49581 Tube-Hosting 🇩🇪 Germany
cwstudios.dk 92.118.207.58 AS49581 Tube-Hosting 🇩🇪 Germany
dhdcreative.dk 92.118.207.130 AS49581 Tube-Hosting 🇩🇪 Germany
dominionroleplay.dk 92.118.207.46 AS49581 Tube-Hosting 🇩🇪 Germany
eeternity.dk 45.84.198.84 AS49581 Tube-Hosting 🇩🇰 Denmark
esportserien.dk 92.118.207.29 AS49581 Tube-Hosting 🇩🇪 Germany
fairraadgivning.dk 45.84.198.63 AS49581 Tube-Hosting 🇩🇰 Denmark
kjeldsvikarer.dk 45.84.198.109 AS49581 Tube-Hosting 🇩🇰 Denmark
nexusdevelopment.dk 45.142.107.219 AS49581 Tube-Hosting 🇳🇱 The Netherlands
nexusrpdk.dk 45.142.107.219 AS49581 Tube-Hosting 🇳🇱 The Netherlands
nxrp.dk 45.142.107.219 AS49581 Tube-Hosting 🇳🇱 The Netherlands
plyko.dk 45.84.198.110 AS49581 Tube-Hosting 🇩🇰 Denmark
riversiderp.dk 45.84.198.109 AS49581 Tube-Hosting 🇩🇰 Denmark
rouge.dk 45.84.198.110 AS49581 Tube-Hosting 🇩🇰 Denmark
sdsportal.dk 45.84.198.89 AS49581 Tube-Hosting 🇩🇰 Denmark
sjaellandrp.dk 45.84.198.83 AS49581 Tube-Hosting 🇩🇰 Denmark
sparkhosting.dk 45.84.198.143 AS49581 Tube-Hosting 🇩🇰 Denmark
unity-roleplay.dk 45.84.198.85 AS49581 Tube-Hosting 🇩🇰 Denmark
zenithroleplay.dk 45.84.198.87 AS49581 Tube-Hosting 🇩🇰 Denmark

📡 Known CIDRs#

5 CIDRs
dhd.dk [/] search Domains, Hosts & DNS — .dk zone