d1-online.com
One organisation, resolved across 2 separately-registered clusters
linked by shared operating domain d1-online.com — not name similarity, so
genuinely different organisations that share a name are excluded.
Data as of 2026-10-25
2 clusters ·
2,586 netblocks ·
34,406,385 IPv4 addresses ·
679 IPv6 prefixes
IPv6 ranges (679)
showing the 500 largest allocations- 2003::/19
- 2003:1800::/21
- 2003:1800::/22
- 2003:1c00::/22
- 2a01:598::/29
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Member clusters
- Deutsche Telekom AG DE 2,606 netblocks
- Telekom Deutschland GmbH DE 83 netblocks