Blue
BLUE SAS
LEI
635400PYFSHIJUQTP711
Registered name
Blue
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks166
All fragments 1,642 blocks across 383 clusters
Cluster ID191594132
RegistryAFRINIC
Owner jurisdictionIE
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Legal identityLEI 635400PYFSHIJUQTP711
Shared handles clustered on 67 shared RIR contact/maintainer handles
Registry names 33 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
166 0 netblocks since 2026-07-05
2026-07-05 peak 166 2026-07-06

IP Ranges (166)

showing 50 of 166 — see all⬇ export CSV
CIDR Org name Registry Status Confidence
24.51.192.0/19 Blue Stream BGP ANNOUNCED ● high
24.233.160.0/19 Blue Stream BGP ANNOUNCED ● high
37.157.224.0/21 BLUE SAS BGP ANNOUNCED ● high
37.157.224.0/24 BLUE SAS BGP ANNOUNCED ● high
37.157.225.0/24 BLUE SAS BGP ANNOUNCED ● high
37.157.226.0/24 BLUE SAS BGP ANNOUNCED ● high
37.157.227.0/24 BLUE SAS BGP ANNOUNCED ● high
37.157.228.0/24 BLUE SAS BGP ANNOUNCED ● high
37.157.229.0/24 BLUE SAS BGP ANNOUNCED ● high
37.157.230.0/24 BLUE SAS BGP ANNOUNCED ● high
37.157.231.0/24 BLUE SAS BGP ANNOUNCED ● high
41.202.224.0/19 Blue Crane Communications (U) Ltd BGP ANNOUNCED ● high
41.202.224.0/24 Blue Crane Communications (U) Ltd AFRINIC ASSIGNED PA ● high
41.202.225.0/24 Blue Crane Communications (U) Ltd AFRINIC ASSIGNED PA ● high
41.202.226.0/24 Blue Crane Communications (U) Ltd AFRINIC ASSIGNED PA ● high
41.202.227.0/24 Blue Crane Communications (U) Ltd AFRINIC ASSIGNED PA ● high
41.202.228.0/24 Blue Crane Communications (U) Ltd AFRINIC ASSIGNED PA ● high
41.202.229.0/24 Blue Crane Communications (U) Ltd AFRINIC ASSIGNED PA ● high
41.202.230.0/23 Blue Crane Communications (U) Ltd AFRINIC ASSIGNED PA ● high
41.202.232.0/22 Blue Crane Communications (U) Ltd AFRINIC ASSIGNED PA ● high
41.202.236.0/23 Blue Crane Communications (U) Ltd AFRINIC ASSIGNED PA ● high
41.202.238.0/23 Blue Crane Communications (U) Ltd AFRINIC ASSIGNED PA ● high
41.202.244.0/23 Blue Crane Communications (U) Ltd AFRINIC ASSIGNED PA ● high
41.202.246.0/23 Blue Crane Communications (U) Ltd AFRINIC ASSIGNED PA ● high
41.202.248.0/23 Blue Crane Communications (U) Ltd AFRINIC ASSIGNED PA ● high
45.137.144.0/22 BLUE SAS BGP ANNOUNCED ● high
51.254.52.0/24 Blue SAS RIPE LEGACY ● high
57.135.0.0/16 Blue Stream BGP ANNOUNCED ● high
69.65.64.0/19 Blue Stream BGP ANNOUNCED ● high
77.74.208.0/24 BLUE SAS BGP ANNOUNCED ● high
77.74.208.0/21 BLUE SAS BGP ANNOUNCED ● high
77.74.209.0/24 BLUE SAS BGP ANNOUNCED ● high
77.74.210.0/24 BLUE SAS BGP ANNOUNCED ● high
77.74.211.0/24 BLUE SAS BGP ANNOUNCED ● high
77.74.212.0/24 BLUE SAS BGP ANNOUNCED ● high
77.74.213.0/24 BLUE SAS BGP ANNOUNCED ● high
77.74.214.0/24 BLUE SAS BGP ANNOUNCED ● high
77.74.215.0/24 BLUE SAS BGP ANNOUNCED ● high
89.46.96.0/22 BLUE SAS BGP ANNOUNCED ● high
89.46.144.158/32 BLUE-DOT PEERINGDB ASSIGNED ● high
94.42.195.0/24 Blue Dot s.c. RIPE ASSIGNED PA ● high
94.42.196.0/24 Blue Dot s.c. RIPE ASSIGNED PA ● high
95.128.144.0/21 BLUE SAS BGP ANNOUNCED ● high
95.128.144.0/24 BLUE SAS BGP ANNOUNCED ● high
95.128.145.0/24 BLUE SAS BGP ANNOUNCED ● high
95.128.146.0/24 BLUE SAS BGP ANNOUNCED ● high
95.128.147.0/24 BLUE SAS BGP ANNOUNCED ● high
95.128.148.0/24 BLUE SAS BGP ANNOUNCED ● high
95.128.149.0/24 BLUE SAS BGP ANNOUNCED ● high
95.128.150.0/24 BLUE SAS BGP ANNOUNCED ● high

Corporate group (32 entities) ~

top 1 shown — full list (JSON)

Network trust

what's this?
RPKI hygiene: C how networks compare →
56.6% of checked blocks have valid RPKI ROA coverage (94 of 166)
Possible discrepancies (8)

These blocks are registered to BLUE SAS but cryptographically authorized for a different, unrelated network (4 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a12:b7c0::/29 /29 authorized for AS16019 — Vodafone Czech Republic a.s.
2a00:2381:1540::/48 /48 authorized for AS2856 — British Telecommunications PLC
2a00:2381:21fb::/48 /48 authorized for AS2856 — British Telecommunications PLC
2a00:2381:224d::/48 /48 authorized for AS2856 — British Telecommunications PLC
2a00:2381:2f65::/48 /48 authorized for AS2856 — British Telecommunications PLC
2001:7e8:8600:b600::/56 /56 authorized for AS6661 — POST Luxembourg
213.25.130.0/24 /24 authorized for AS5617 — Orange Polska Spolka Akcyjna
185.168.149.0/24 /24 authorized for AS16019 — Vodafone Czech Republic a.s.

NIC Handles

AFRINIC-HM-MNT AS201893 AS2068-AP AS30404 AS30404 AS328198 AS3340-MNT AS42686 AS42845 AS6661-MNT BB35-AFRINIC BB35-AFRINIC +55 more