🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS15763, 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#

110 days
667772026-07-012026-08-242026-10-18
7 latest+1 over 110 days

Active .dk domains whose website address (A record) is announced by AS15763, counted once a day.

🌐 AS15763 at a glance#

DOKOM Gesellschaft fuer Telekommunikation mbH

AS15763 is announced by DOKOM Gesellschaft fuer Telekommunikation mbH (Germany) and currently hosts 7 .dk domains in our dataset — <0.01% of all scanned .dk domains. Across all our scans we have observed 2 unique IPv4 addresses on this network, and the domains currently sit in 1 IPv4 CIDR block covering roughly 65.5 thousand addresses of IPv4 space.

IPv6 is live here too: 4 domains (57.1%) publish AAAA records from this AS, resolving to 1 unique IPv6 address across 1 prefix (about 4.3 billion /64 networks of space).

The network is part of the .dk zone's infrastructure too: 5 distinct nameservers and no mail exchangers serving .dk domains currently resolve to addresses announced by this AS.

On the security side, 0 of the domains hosted here (0.0%) validate as DNSSEC-secure — below the zone-wide average for domains with a web address, 70.5%. See how this AS compares on the ASN statistics page, or drill into the CIDR list below the results.

🛰️ Upstream providers of AS15763#

via ipbot.dk

ASDOKOM DOKOM Gesellschaft fuer Telekommunikation mbH announces 46 prefixes (42 IPv4, 4 IPv6) and reaches the internet through 10 upstream networks.

UpstreamNamePower
AS3356Level 3 Parent, LLC
100.0%
AS50629LWLcom GmbH
86.3%
AS12329TMR GLASFASER RUHR GmbH & Co. KG
74.9%
AS8391Knipp Medien und Kommunikation GmbH
38.1%
AS34309Link11 GmbH
23.5%
AS6939Hurricane Electric LLC
8.7%
AS35280F5 F5 Networks SARL
2.4%
AS34019Hivane Association
2.0%
AS16024GELSEN-NET Kommunikationsgesellschaft mbH
2.0%
AS25091IP-Max SA
1.9%

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

🔻 Networks using AS15763 as upstream#

4 networks
NetworkNameDomainsPower
AS12329TMR GLASFASER RUHR GmbH & Co. KG—
100.0%
AS43455ASSCHLUETER Schlueter-Systems KG—
32.8%
AS16024GELSEN-NET Kommunikationsgesellschaft mbH—
24.1%
AS8391Knipp Medien und Kommunikation GmbH27
1.3%

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.

📡 Known CIDRs#

2 CIDRs

🧭 Nameservers in this AS#

5 hosts
dhd.dk [/] search Domains, Hosts & DNS — .dk zone