TELEFONICA TECH NORTHERN IRELAND LIMITED

BGP inherited
Cluster stats
Netblocks78 · 12,983 IPv4 addresses
Registered in United Kingdom (36) · Spain (3) · Czechia (1) · Greece (1)
All fragments 113 blocks across 2 clusters
Cluster ID213221540
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 19 shared RIR contact/maintainer handles
Registry names 10 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

3 weekly snapshots · JSON
78 -17 netblocks since 2026-07-13
2026-07-13 peak 95 2026-07-26

IP Ranges (78)

showing 50 of 78 — see all — ⬇ export CSV
CIDR Org name Registry Status Confidence
90.155.112.0/20 TELEFONICA TECH NORTHERN IRELAND LIMITED BGP ANNOUNCED ● high
185.19.12.0/22 TELEFONICA TECH NORTHERN IRELAND LIMITED RIPE ALLOCATED PA ● high
185.19.12.0/22 TELEFONICA TECH NORTHERN IRELAND LIMITED BGP ANNOUNCED ● high
185.192.156.0/22 TELEFONICA TECH NORTHERN IRELAND LIMITED BGP ANNOUNCED ● high
185.192.156.0/22 TELEFONICA TECH NORTHERN IRELAND LIMITED RIPE ALLOCATED PA ● high
193.19.88.0/24 TELEFONICA TECH NORTHERN IRELAND LIMITED BGP ANNOUNCED ● high
2a03:fe40::/32 TELEFONICA TECH NORTHERN IRELAND LIMITED RIPE ALLOCATED-BY-RIR ● high
2a03:fe40::/32 TELEFONICA TECH NORTHERN IRELAND LIMITED BGP ANNOUNCED ● high
62.6.54.128/26 TELEFONICA-O2 RIPE ASSIGNED PA ● low
62.30.162.16/29 TELEFONICA-TECH-NORTHERN-IRELAND-LIMITED RIPE ASSIGNED PA ● low
62.252.147.184/29 TELEFONICA-TECH-NORTHERN-IRELAND-LIMITED RIPE ASSIGNED PA ● low
62.255.208.88/29 TELEFONICA-TECH-NORTHERN-IRELAND-LIMITED RIPE ASSIGNED PA ● low
80.69.3.160/30 TELEFONICA_TECH_NORTHERN_IRELAND RIPE ASSIGNED PA ● low
80.250.3.108/30 TELEFONICA-O2 RIPE ASSIGNED PA ● low
81.128.188.128/29 TELEFONICA-O2 RIPE ASSIGNED PA ● low
81.128.235.64/29 TELEFONICA-O2 RIPE ASSIGNED PA ● low
81.128.248.32/27 TELEFONICA-O2 RIPE ASSIGNED PA ● low
81.134.244.224/29 TELEFONICA-O2 RIPE ASSIGNED PA ● low
81.139.37.224/28 TELEFONICA-O2 RIPE ASSIGNED PA ● low
81.144.221.8/29 TELEFONICA-O2 RIPE ASSIGNED PA ● low
81.145.233.96/28 TELEFONICA-O2 RIPE ASSIGNED PA ● low
86.188.144.96/29 TELEFONICA-O2 RIPE ASSIGNED PA ● low
86.188.230.112/29 TELEFONICA-O2 RIPE ASSIGNED PA ● low
90.155.112.0/20 TELEFONICA TECH NORTHERN IRELAND LIMITED RIPE ALLOCATED PA ● low
194.30.238.200/29 TELEFONICA_BOH RIPE ASSIGNED PA ● low
194.72.46.224/28 TELEFONICA-O2 RIPE ASSIGNED PA ● low
194.73.117.160/27 TELEFONICA-O2 RIPE ASSIGNED PA ● low
195.55.230.112/29 TELEFONICA_RFV RIPE ASSIGNED PA ● low
195.76.38.88/29 TELEFONICA_S_A RIPE ASSIGNED PA ● low
195.76.196.160/27 TELEFONICA_RFV RIPE ASSIGNED PA ● low
195.99.253.160/28 TELEFONICA-O2 RIPE ASSIGNED PA ● low
195.99.253.176/29 TELEFONICA-O2 RIPE ASSIGNED PA ● low
195.171.93.72/29 TELEFONICA-O2 RIPE ASSIGNED PA ● low
195.188.27.8/29 TELEFONICA-TUI RIPE ASSIGNED PA ● low
195.188.29.80/29 TELEFONICA-TUI RIPE ASSIGNED PA ● low
213.120.216.224/28 TELEFONICA-O2 RIPE ASSIGNED PA ● low
213.122.163.224/27 TELEFONICA-O2 RIPE ASSIGNED PA ● low
213.122.164.224/27 TELEFONICA-O2 RIPE ASSIGNED PA ● low
213.123.40.56/29 TELEFONICA-O2 RIPE ASSIGNED PA ● low
217.33.138.216/29 TELEFONICA-O2 RIPE ASSIGNED PA ● low
217.33.219.24/29 TELEFONICA-O2 RIPE ASSIGNED PA ● low
217.38.61.208/29 TELEFONICA-O2 RIPE ASSIGNED PA ● low
217.38.144.160/29 TELEFONICA-O2 RIPE ASSIGNED PA ● low
2001:1a0a:8010:c5::/64 TELEFONICA_TECH_NORTHERN_IRELAND RIPE ASSIGNED ● low
2a00:2381:d7:100::/56 TELEFONICA-O2 RIPE ASSIGNED ● low
2a00:2381:d7:200::/56 TELEFONICA-O2 RIPE ASSIGNED ● low
2a00:2381:d7:300::/56 TELEFONICA-O2 RIPE ASSIGNED ● low
2a00:2381:d7:600::/56 TELEFONICA-O2 RIPE ASSIGNED ● low
2a00:2381:d7:700::/56 TELEFONICA-O2 RIPE ASSIGNED ● low
2a00:2381:d7:900::/56 TELEFONICA-O2 RIPE ASSIGNED ● low

Network trust

what's this?
RPKI hygiene: A how networks compare →
98.7% of checked blocks have valid RPKI ROA coverage (77 of 78)
Possible discrepancies (33)

These blocks are registered to TELEFONICA TECH NORTHERN IRELAND LIMITED 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:d7:100::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:d7:200::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:d7:300::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:d7:600::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:d7:700::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:d7:900::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:d7:1e00::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:d7:3200::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:d7:3f00::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:d7:4b00::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:d7:2700::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:d7:6500::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:f0fe:100::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:d7:9600::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:d7:9800::/56 /56 authorized for AS2856 — British Telecommunications Limited
+18 more — see the REST API

NIC Handles

AS5089-MNT AS60793 AS8789 BTNET-MNT DUMY-RIPE DUMY-RIPE EQUINIX-FULFIL-MNT EQUINIX-MNT MAINT-AS3352 MNT-CSN8789 MNT-DSNOV MNT-JHNOV +7 more