AS43037 is announced by Seznam.cz, a.s. (Czechia) 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 2 thousand addresses of IPv4 space.

IPv6 is live here too: 1 domain (100.0%) 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: 2 distinct nameservers and 24 distinct mail exchangers serving .dk domains currently resolve to addresses announced by this AS.

On the security side, 1 of the domains hosted here (100.0%) validate as DNSSEC-secure — well above the zone-wide average of 62.8%. See how this AS compares on the ASN statistics page, or drill into the CIDR list below the results.