🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS4181, 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#

Not enough history to chart yet — this series is collected once a day. Check back tomorrow.

🛰️ Upstream providers of AS4181#

via ipbot.dk

TDS TELECOM announces 87 prefixes (83 IPv4, 4 IPv6) and reaches the internet through 10 upstream networks.

UpstreamNamePower
AS1299TWELVE99 Arelion Sweden AB
100.0%
AS3257GTT-BACKBONE GTT Communications Inc.
42.8%
AS6939Hurricane Electric LLC
28.6%
AS3303Swisscom (Schweiz) AG
5.4%
AS9002RETN Limited
2.2%
AS60068CDN77 Datacamp Limited
1.7%
AS6057Administracion Nacional de Telecomunicaciones
1.7%
AS2497IIJ - Internet Initiative Japan Inc.
1.6%
AS15412Flag Telecom UK Limited
0.9%
AS394256CLOUDSINGULARITY - Tech Futures Interactive Inc.
0.9%

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

🔻 Networks using AS4181 as upstream#

1 network
NetworkNameDomainsPower
AS10747Epic Hosting, LLC—
100.0%

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 0 domains matching 4181
🔍
No results found in the database.
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