dfn.nl
One organisation, resolved across 2 separately-registered clusters
linked by shared operating domain dfn.nl — not name similarity, so
genuinely different organisations that share a name are excluded.
Data as of 2026-09-20
2 clusters ·
186 netblocks ·
245,510 IPv4 addresses ·
44 IPv6 prefixes
IPv6 ranges (44)
- 2001:4c38::/29
- 2a02:f68::/29
- 2a07:31c0::/29
- 2a0f:900::/29
- 2a02:988::/32
- 2a02:f6d:2000::/35
- 2a02:f6d:4000::/35
- 2a02:f6d:6000::/35
- 2a02:f6d:8000::/35
- 2a02:f6d::/35
- 2a02:f6d:a000::/35
- 2a02:f6d:c000::/35
- 2a02:f6d:e000::/35
- 2a02:f6e:2000::/35
- 2a02:f6e:4000::/35
- 2a02:f6e:6000::/35
- 2a02:f6e:8000::/35
- 2a02:f6e::/35
- 2a02:f6e:a000::/35
- 2a02:f6e:c000::/35
- 2a02:f6e:e000::/35
- 2a02:f6f:2000::/35
- 2a02:f6f:4000::/35
- 2a02:f6f:6000::/35
- 2a02:f6f:8000::/35
- 2a02:f6f::/35
- 2a02:f6f:a000::/35
- 2a02:f6f:c000::/35
- 2a02:f6f:e000::/35
- 2a02:f6c:1000::/36
- 2a02:f6c::/36
- 2001:67c:2c24::/48
- 2001:67c:2ef0::/48
- 2001:67c:45c::/48
- 2a02:f68:1::/48
- 2a02:f68::/48
- 2a02:f68:bbb::/48
- 2a07:3501:1030::/48
- 2001:7f8:10f::78cd:172/128
- 2001:7f8:13::a503:925:1/128
- 2001:7f8:1::a503:925:1/128
- 2001:7f8:61::a503:925:1/128
- 2001:7f8:8f::a501:5542:1/128
- 2001:7f8:b7::a503:925:1/128
Member clusters
- DELTA Fiber Nederland B.V. NL 145 netblocks
- DELTA Fiber Nederland B.V. NL 63 netblocks