🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS203993, 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 AS203993#

via ipbot.dk

GNA-DC1-AS S.J.M. Steffann announces 8 prefixes (4 IPv4, 4 IPv6) and reaches the internet through 10 upstream networks.

UpstreamNamePower
AS50673Serverius Holding B.V.
100.0%
AS6939Hurricane Electric LLC
17.7%
AS12414NL-SOLCON Solcon Internetdiensten B.V.
14.3%
AS5405INTERDOTLINK Inter.link GmbH
1.7%
AS14840BR.Digital Telecom
1.3%
AS25091IP-Max SA
1.3%
AS34019Hivane Association
1.3%
AS1031PEER 1031 LLC
0.7%
AS22356Durand do Brasil Ltda
0.7%
AS39351ESAB-AS 31173 Services AB
0.7%

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

🔻 Networks using AS203993 as upstream#

1 network
NetworkNameDomainsPower
AS80386connect, Inc.—
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 203993
🔍
No results found in the database.
dhd.dk [/] search Domains, Hosts & DNS — .dk zone