🏢 Reverse ISP Lookup

One.com A/S (Norway) currently hosts 207,199 .dk domains in our dataset — 15.83% of all scanned .dk domains. Across all our scans we have observed 907 unique IPv4 addresses on this provider's networks, and the domains currently sit in 11 IPv4 CIDR blocks covering roughly 24.8 thousand addresses of IPv4 space.

IPv6 is live here too: 107,172 domains (51.7%) publish AAAA records from this provider, resolving to 155,824 unique IPv6 addresses across 5 prefixes (about 8.7 billion /64 networks of space).

On the security side, 200,878 of the domains hosted here (96.9%) validate as DNSSEC-secure — well above the zone-wide average for domains with a web address, 70.5%. See how this provider's networks compare on the ASN statistics page, or drill into the CIDR list below the results.