🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS1237, 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 AS1237#

via ipbot.dk

KREONET-AS-KR-KR - KISTI announces 213 prefixes (212 IPv4, 1 IPv6) and reaches the internet through 4 upstream networks.

UpstreamNamePower
AS17579KREONET2-AS-KR-KR - KISTI
100.0%
AS4766KIXS-AS-KR-KR - Korea Telecom
48.3%
AS399861Mobite Network LLC
3.6%
AS9318SKB-AS-KR - SK Broadband Co Ltd
0.1%

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

🔻 Networks using AS1237 as upstream#

2 networks
NetworkNameDomainsPower
AS17579KREONET2-AS-KR-KR - KISTI—
100.0%
AS9270APAN-KR-AS-KR - National Infomation Society Agency—
3.1%

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 1237
🔍
No results found in the database.
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