🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS40387, 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 AS40387#

via ipbot.dk

UI-ICCN - University of Illinois announces 2 prefixes (1 IPv4, 1 IPv6) and reaches the internet through 7 upstream networks.

UpstreamNamePower
AS23473PAVLOV MEDIA INC
100.0%
AS1299TWELVE99 Arelion Sweden AB
48.0%
AS2381WiscNet
17.8%
AS11164INTERNET2-I2PX - Internet2
4.9%
AS11537INTERNET2-RESEARCH-EDU - Internet2
2.3%
AS293ESnet
0.4%
AS22335MREN - Metropolitan Research and Education Network
0.3%

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

🔻 Networks using AS40387 as upstream#

1 network
NetworkNameDomainsPower
AS6200UIC-AS - University of Illinois Chicago—
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 40387
🔍
No results found in the database.
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