🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS23535, 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
889992026-07-012026-08-242026-10-18
8 latest-1 over 110 days

Active .dk domains whose website address (A record) is announced by AS23535, counted once a day.

🌐 AS23535 at a glance#

HostRocket.com, Inc.

AS23535 is announced by HostRocket.com, Inc. (United States) and currently hosts 8 .dk domains in our dataset — <0.01% of all scanned .dk domains. Across all our scans we have observed 7 unique IPv4 addresses on this network, and the domains currently sit in 1 IPv4 CIDR block covering roughly 4.1 thousand addresses of IPv4 space.

We have yet to observe any IPv6 (AAAA) hosting on this AS.

The network is part of the .dk zone's infrastructure too: 3 distinct nameservers and 4 distinct mail exchangers serving .dk domains currently resolve to addresses announced by this AS.

On the security side, 5 of the domains hosted here (62.5%) 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 AS23535#

via ipbot.dk

HostRocket.com, Inc. announces 9 prefixes (8 IPv4, 1 IPv6) and reaches the internet through 2 upstream networks.

UpstreamNamePower
AS6939Hurricane Electric LLC
100.0%
AS174Cogent Communications, LLC
14.9%

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

📡 Known CIDRs#

1 CIDR
CIDRDomains
66.147.224.0/20 8

🧭 Nameservers in this AS#

3 hosts

📮 Mail Exchangers in this AS#

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