🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS3128, 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 AS3128#

via ipbot.dk

BRUWS-AS3128 - University of Wisconsin System announces 13 prefixes (12 IPv4, 1 IPv6) and reaches the internet through 6 upstream networks.

UpstreamNamePower
AS2381WiscNet
100.0%
AS6939Hurricane Electric LLC
87.8%
AS1299TWELVE99 Arelion Sweden AB
58.9%
AS11164INTERNET2-I2PX - Internet2
18.4%
AS11537INTERNET2-RESEARCH-EDU - Internet2
7.4%
AS7018ATT-INTERNET4 - AT&T Enterprises, LLC
3.3%

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

🔻 Networks using AS3128 as upstream#

1 network
NetworkNameDomainsPower
AS47065PEERING-RESEARCH-TESTBED-USC-UFMG-AS47065 - USC / UFMG PEERING Research Testbed—
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 3128
🔍
No results found in the database.
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