🌐 Reverse ASN Lookup

Find all domains hosted on this ASN

Every .dk domain whose website address (A record) is announced by AS43893, 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#

109 days
112332026-07-012026-08-242026-10-17
2 latest0 over 109 days

Active .dk domains whose website address (A record) is announced by AS43893, counted once a day.

🌐 AS43893 at a glance#

Mainloop AB

AS43893 is announced by Mainloop AB (Sweden) and currently hosts 2 .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 512 addresses of IPv4 space.

IPv6 is live here too: 1 domain (50.0%) publish AAAA records from this AS, resolving to 1 unique IPv6 address across 1 prefix (about 131.1 thousand /64 networks of space).

The network is part of the .dk zone's infrastructure too: no nameservers and 2 distinct mail exchangers serving .dk domains currently resolve to addresses announced by this AS.

On the security side, 2 of the domains hosted here (100.0%) validate as DNSSEC-secure — well above 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 AS43893#

via ipbot.dk

Mainloop AB announces 21 prefixes (15 IPv4, 6 IPv6) and reaches the internet through 3 upstream networks.

UpstreamNamePower
AS1299TWELVE99 Arelion Sweden AB
100.0%
AS42708Glesys AB
45.7%
AS174Cogent Communications, LLC
0.8%

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

Found 2 domains matching 43893
DomainIPASNISP / OrgCountry
coldwaterseafood.dk 185.84.248.11 AS43893 Mainloop AB 🇸🇪 Sweden
viatel.dk 185.84.248.21 AS43893 Mainloop AB 🇸🇪 Sweden

📡 Known CIDRs#

2 CIDRs

📮 Mail Exchangers in this AS#

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