CESNET z.s.p.o. (Czechia) 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 provider's networks, and the domains currently sit in 1 IPv4 CIDR block covering roughly 65.5 thousand addresses of IPv4 space.

IPv6 is live here too: 1 domain (100.0%) publish AAAA records from this provider, resolving to 1 unique IPv6 address across 1 prefix (about 34.4 billion /64 networks of space).

On the security side, 0 of the domains hosted here (0.0%) validate as DNSSEC-secure — below the zone-wide average of 62.8%. See how this provider's networks compare on the ASN statistics page, or drill into the CIDR list below the results.