Blue

BLUE SAS
GLEIF verified
Complete entity footprint
2 linked clusters · 163 netblocks · 506,338 IPv4 addresses
This organisation's clusters combined by evidence — shared GLEIF corporate family — not name similarity, so genuinely different organisations that share a name are excluded.
View the full entity page →
LEI
635400PYFSHIJUQTP711
Registered name
Blue
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks161 · 504,292 IPv4 addresses
Registered in France (56) · United States (31) · UG (23) · Poland (5) · Czechia (3) · China (2)
Cluster ID208792426
RegistryAFRINIC
Owner jurisdictionIE
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 635400PYFSHIJUQTP711
Shared handles clustered on 55 shared RIR contact/maintainer handles
Registry names 25 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON
166 0 netblocks since 2026-07-05
2026-07-05 peak 166 2026-07-19

IP Ranges (161)

showing 50 of 161 — 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
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
95.128.151.0/24 BLUE SAS BGP ANNOUNCED ● high
104.152.16.0/22 Blue Stream BGP ANNOUNCED ● high

Domains hosted in this network

what's this?

Corporate group (2 confirmed entities)

+30 additional unconfirmed candidates not shown — full list (JSON)

Network trust

what's this?
RPKI hygiene: C how networks compare →
54.7% of checked blocks have valid RPKI ROA coverage (88 of 161)
Possible discrepancies (7)

These blocks are registered to BLUE SAS but cryptographically authorized for a different, unrelated network (3 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 Limited
2a00:2381:21fb::/48 /48 authorized for AS2856 — British Telecommunications Limited
2a00:2381:224d::/48 /48 authorized for AS2856 — British Telecommunications Limited
2a00:2381:2f65::/48 /48 authorized for AS2856 — British Telecommunications Limited
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 AS30404 AS30404 AS328198 AS42686 AS42845 BB35-AFRINIC BB35-AFRINIC BLUECRANE-MNT BLUECRANE-MNT BSCL-11 +43 more