Double Tree

DOUBLETREE
Data as of 2026-07-26
Registry
Cluster stats
Netblocks5
IPv6 2 prefixes (largest 2a00:2381:26d2:100::/56)
Registered in United Kingdom (2) · TZ (1)
All fragments 8 blocks across 2 clusters
Cluster ID213277793
RegistryAFRINIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution Registry record
Shared handles clustered on 6 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (5)

⬇ export CSV
CIDR Org name Registry Status Confidence
41.223.183.8/29 DoubleTree AFRINIC ASSIGNED PA ● low
81.128.198.8/29 DOUBLETREE RIPE ASSIGNED PA ● low
81.134.254.248/29 DOUBLETREE RIPE ASSIGNED PA ● low
2a00:2381:26d2:100::/56 DOUBLETREE RIPE ASSIGNED ● low
2a00:2381:29a3:800::/56 DOUBLETREE RIPE ASSIGNED ● low

IPv6 ranges (2)

Network trust

what's this?
RPKI hygiene: B how networks compare →
80.0% of checked blocks have valid RPKI ROA coverage (4 of 5)
Possible discrepancies (2)

These blocks are registered to Double Tree but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a00:2381:26d2:100::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:29a3:800::/56 /56 authorized for AS2856 — British Telecommunications Limited

NIC Handles

BTNET-MNT DUMY-RIPE DUMY-RIPE MPG1-AFRINIC MPG1-AFRINIC ZANLINK-MNT