🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS209243, 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#

115 days
011222026-07-012026-08-272026-10-23
1 latest0 over 115 days

Active .dk domains whose website address (A record) is announced by AS209243, counted once a day.

🌐 AS209243 at a glance#

QuickHostUK Limited

AS209243 is announced by QuickHostUK Limited (United Kingdom) and currently hosts 1 .dk domain in our dataset — <0.01% of all scanned .dk domains. Across all our scans we have observed 1 unique IPv4 address on this network, and the domains currently sit in 1 IPv4 CIDR block covering roughly 512 addresses of IPv4 space.

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

We have not observed any nameservers or mail exchangers for .dk domains on this AS — the domains hosted here run their DNS and mail from other networks.

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 AS209243#

via ipbot.dk

QuickHostUK Limited announces 11 prefixes (10 IPv4, 1 IPv6) and reaches the internet through 2 upstream networks.

UpstreamNamePower
AS174Cogent Communications, LLC
100.0%
AS208621LogicForge Limited
45.5%

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

Found 1 domain matching 209243
DomainIPASNISP / OrgCountry
filament23d.dk 80.64.217.115 AS209243 QuickHostUK Limited 🇬🇧 United Kingdom

📡 Known CIDRs#

1 CIDR
CIDRDomains
80.64.216.0/23 1
dhd.dk [/] search Domains, Hosts & DNS — .dk zone