🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS35366, 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#

108 days
445662026-07-012026-08-232026-10-16
5 latest-1 over 108 days

Active .dk domains whose website address (A record) is announced by AS35366, counted once a day.

🌐 AS35366 at a glance#

ISPpro Internet KG

AS35366 is announced by ISPpro Internet KG (Germany) and currently hosts 5 .dk domains in our dataset — <0.01% of all scanned .dk domains. Across all our scans we have observed 6 unique IPv4 addresses on this network, and the domains currently sit in 2 IPv4 CIDR blocks covering roughly 18.4 thousand addresses of IPv4 space.

IPv6 is live here too: 5 domains (100.0%) publish AAAA records from this AS, resolving to 4 unique IPv6 addresses across 1 prefix (about 4.3 billion /64 networks of space).

The network is part of the .dk zone's infrastructure too: 2 distinct nameservers and 3 distinct mail exchangers serving .dk domains currently resolve to addresses announced by this AS.

On the security side, 2 of the domains hosted here (40.0%) 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 AS35366#

via ipbot.dk

ISPpro Internet KG announces 19 prefixes (18 IPv4, 1 IPv6) and reaches the internet through 8 upstream networks.

UpstreamNamePower
AS6453TATA COMMUNICATIONS AMERICA INC
100.0%
AS6939Hurricane Electric LLC
6.7%
AS25091IP-Max SA
1.8%
AS14840BR.Digital Telecom
0.6%
AS22356Durand do Brasil Ltda
0.6%
AS8298IPng Networks GmbH
0.6%
AS212508Lowhosting services of Davide Gennari
0.3%
AS9498BBIL-AP BHARTI Airtel Ltd.
0.3%

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

📡 Known CIDRs#

3 CIDRs

🧭 Nameservers in this AS#

2 hosts

📮 Mail Exchangers in this AS#

3 hosts
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