OFFICE LIMITED

Data as of 2026-08-30
BGP inherited
Cluster stats
Netblocks83 · 15,058 IPv4 addresses
IPv6 20 prefixes (largest 2a01:6240::/34)
Registered in United Kingdom (11) · Germany (9) · United States (9) · Russia (8) · MD (5) · IR (4)
All fragments 3,223 blocks across 545 clusters
Cluster ID232173067
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 68 shared RIR contact/maintainer handles
Registry names 35 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

10 weekly snapshots · JSON
89 +37 netblocks since 2026-07-05
2026-07-05 peak 89 2026-08-30

IP Ranges (83)

showing 50 of 83 — see all — ⬇ export CSV
CIDR Org name Registry Status Confidence
45.4.204.0/23 OFFICE LIMITED BGP ANNOUNCED ● high
45.88.124.0/23 OFFICE LIMITED BGP ANNOUNCED ● high
45.88.126.0/23 OFFICE LIMITED BGP ANNOUNCED ● high
45.135.140.0/24 OFFICE LIMITED BGP ANNOUNCED ● high
45.135.141.0/24 OFFICE LIMITED BGP ANNOUNCED ● high
45.135.142.0/24 OFFICE LIMITED BGP ANNOUNCED ● high
45.135.143.0/24 OFFICE LIMITED RIPE ASSIGNED PA ● high
94.131.28.0/22 OFFICE LIMITED BGP ANNOUNCED ● high
117.239.42.208/29 OFFICE APNIC ASSIGNED NON-PORTABLE ● high
193.32.6.0/23 Office of Communications RIPE ASSIGNED PI ● high
194.33.160.0 – 194.33.179.255 Office of Communications RIPE ASSIGNED PI ● high
194.237.252.56/29 Net Office AB RIPE ASSIGNED PA ● high
195.216.156.0/23 OFFICE LIMITED BGP ANNOUNCED ● high
195.216.158.0/23 OFFICE LIMITED BGP ANNOUNCED ● high
212.90.116.0/22 OFFICE LIMITED BGP ANNOUNCED ● high
2001:678:1250::/48 OFFICE LIMITED RIPE ASSIGNED PI ● high
2a02:7cc0:1010::/48 OFFICE-NET RIPE ASSIGNED ● high
2a09:9c80::/48 OFFICE LIMITED RIPE ASSIGNED ● high
2a0d:7100:f::/48 OFFICE LIMITED BGP ANNOUNCED ● high
5.7.142.120/29 OFFICE-GROUP-NET RIPE ASSIGNED PA ● low
5.7.148.112/29 OFFICE-GROUP-NET RIPE ASSIGNED PA ● low
5.7.164.192/29 OFFICE-GROUP-NET RIPE ASSIGNED PA ● low
5.7.214.216/29 OFFICE-GROUP-NET RIPE ASSIGNED PA ● low
5.7.218.216/29 OFFICE-GROUP-NET RIPE ASSIGNED PA ● low
37.220.42.25 – 37.220.42.32 OFFICE-DEC RIPE ASSIGNED PA ● low
46.47.246.28/30 OFFICE-MF-7VO44-LAN RIPE ASSIGNED PA ● low
62.90.41.24/29 office RIPE ASSIGNED PA ● low
80.76.3.128/29 OFFICE RIPE ASSIGNED PA ● low
81.143.56.104/29 OFFICE RIPE ASSIGNED PA ● low
82.166.45.72/29 office RIPE ASSIGNED PA ● low
82.200.165.48/29 OFFICE_LUX RIPE ASSIGNED PA ● low
83.136.31.0/24 OFFICE_LAN_NET RIPE ASSIGNED PA ● low
83.229.173.248/29 OFFICE-LAN-NET RIPE ASSIGNED PA ● low
84.204.241.172/30 OFFICE-MF-KAR10-LAN RIPE ASSIGNED PA ● low
87.202.220.208/28 OFFICE RIPE ASSIGNED PA ● low
88.204.198.124/30 OFFICE_LUX RIPE ASSIGNED PA ● low
88.217.160.112/28 OFFICE-GROUP-NET RIPE ASSIGNED PA ● low
91.106.65.0/30 Office-SBR RIPE ASSIGNED PA ● low
91.106.65.4/30 Office-SBR RIPE ASSIGNED PA ● low
91.106.65.48/30 Office-SBR RIPE ASSIGNED PA ● low
94.143.164.0/24 OFFICE-LAN RIPE ASSIGNED PA ● low
103.216.135.192/29 office APNIC ALLOCATED NON-PORTABLE ● low
151.252.124.168/29 OFFICE-NET RIPE ASSIGNED PA ● low
151.252.124.176/28 OFFICE-NET RIPE ASSIGNED PA ● low
151.252.124.192/28 OFFICE-NET RIPE ASSIGNED PA ● low
151.252.124.208/29 OFFICE-NET RIPE ASSIGNED PA ● low
151.252.124.216/29 OFFICE-NET RIPE ASSIGNED PA ● low
151.252.125.0/28 OFFICE-NET RIPE ASSIGNED PA ● low
185.66.65.1/32 OFFICE-MB-NET2-0UND1 RIPE ASSIGNED PA ● low
185.66.65.1 – 185.66.65.2 OFFICE-MB-NET2-0UND1 RIPE ASSIGNED PA ● low

IPv6 ranges (20)

showing the 15 largest allocations
CIDR
2a01:6240::/34
2001:678:1250::/48
2a00:2381:15bd::/48
2a00:2381:1ea::/48
2a02:7cc0:1010::/48
2a09:9c80::/48
2a0d:7100:f::/48
2a00:2381:e71a::/56
2a0b:9940:0:100::/56
2a0b:4e07:3:160::/60
2a0b:4e07:3:1700::/60
2a0b:4e07:3:280::/60
2a0b:4e07:3:6820::/60
2a0b:4e07:3:740::/60
2a0b:4e07:3:7520::/60

Network trust

what's this?
RPKI hygiene: C how networks compare →
75.3% of checked blocks have valid RPKI ROA coverage (67 of 89)
Wholesale/transit re-announcements (13)

These blocks are registered to OFFICE LIMITED but cryptographically authorized across 9 different networks — typical for a large wholesale or transit carrier whose address space is substantially re-announced by downstream customers under their own ASNs, not individually noteworthy.

2a01:6240::/34 /34 authorized for AS58273 — Broadband for the Rural North Limited.
2a00:2381:1ea::/48 /48 authorized for AS2856 — British Telecommunications Limited
2a00:2381:15bd::/48 /48 authorized for AS2856 — British Telecommunications Limited
2a00:2381:e71a::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a0b:9940:0:100::/56 /56 authorized for AS29413 — KOMRO Gesellschaft fuer Telekommunikation mit beschraenkter Haftung
94.131.28.0/22 /22 authorized for AS198636 — CAPSULA LTD
212.90.116.0/22 /22 authorized for AS41171 — DIGITAL NETWORK S.R.L.
185.178.104.0/23 /23 authorized for AS44243 — Iman Hamrah Behpardaz Company- Ltd
185.75.56.0/23 /23 authorized for AS204638 — Gulf Insurance and Reinsurance Company Shareholding Closed
185.75.58.0/23 /23 authorized for AS204638 — Gulf Insurance and Reinsurance Company Shareholding Closed
45.4.204.0/23 /23 authorized for AS198636 — CAPSULA LTD
212.142.56.0/24 /24 authorized for AS6830 — Liberty Global Europe Holding B.V.
193.178.124.0/24 /24 authorized for AS200375 — Istituto Nazionale di Geofisica e Vulcanologia

NIC Handles

AB1061-AP ACRO64430-RIPE AK1141-AP AS12605-MNT AS198636 AS198798 AW856-AP B4RN-MNT BAH-MNT BTNET-MNT CCC-RHEINTAL-MNT CDN1-AP +56 more