Optinet U.K. Limited

Data as of 2026-08-16
BGP inherited
Cluster stats
Netblocks30 · 10,506 IPv4 addresses
IPv6 9 prefixes (largest 2a0b:180::/29)
Cluster ID222310783
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 10 shared RIR contact/maintainer handles
Registry names 5 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

8 weekly snapshots · JSON
51 +1 netblocks since 2026-07-05
2026-07-05 peak 51 2026-08-16

IP Ranges (30)

⬇ export CSV
CIDR Org name Registry Status Confidence
5.253.252.0/22 Optinet U.K. Limited BGP ANNOUNCED ● high
45.136.108.0/24 Optinet U.K. Limited BGP ANNOUNCED ● high
84.38.246.0/24 Optinet U.K. Limited BGP ANNOUNCED ● high
91.201.105.0/24 Optinet U.K. Limited BGP ANNOUNCED ● high
92.118.111.0/24 Optinet U.K. Limited BGP ANNOUNCED ● high
176.101.169.0/24 Optinet U.K. Limited BGP ANNOUNCED ● high
185.183.20.0/22 Optinet U.K. Limited BGP ANNOUNCED ● high
185.187.61.0/24 Optinet U.K. Limited BGP ANNOUNCED ● high
185.253.176.0/22 Optinet U.K. Limited BGP ANNOUNCED ● high
193.105.189.0/24 Optinet U.K. Limited BGP ANNOUNCED ● high
193.247.94.0/24 Optinet U.K. Limited BGP ANNOUNCED ● high
193.247.101.0/24 Optinet U.K. Limited BGP ANNOUNCED ● high
193.247.103.0/24 Optinet U.K. Limited BGP ANNOUNCED ● high
193.247.165.0/24 Optinet U.K. Limited BGP ANNOUNCED ● high
195.66.227.240/32 Optinet U.K. PEERINGDB ASSIGNED ● high
195.66.237.113/32 Optinet U.K. PEERINGDB ASSIGNED ● high
195.234.28.0/24 Optinet U.K. Limited BGP ANNOUNCED ● high
217.198.183.0/24 Optinet U.K. Limited BGP ANNOUNCED ● high
2001:7f8:4::ab60:1/128 Optinet U.K. PEERINGDB ASSIGNED ● high
2001:7f8:4:1::ab60:1/128 Optinet U.K. PEERINGDB ASSIGNED ● high
2a0b:180::/29 Optinet U.K. Limited BGP ANNOUNCED ● high
2a0d:1e80::/29 Optinet U.K. Limited BGP ANNOUNCED ● high
2a10:c740::/29 Optinet U.K. Limited BGP ANNOUNCED ● high
2a10:c7c0::/29 Optinet U.K. Limited BGP ANNOUNCED ● high
2a10:c8c0::/29 Optinet U.K. Limited BGP ANNOUNCED ● high
2a10:c9c0::/29 Optinet U.K. Limited BGP ANNOUNCED ● high
2a10:cac0::/29 Optinet U.K. Limited BGP ANNOUNCED ● high
89.222.48.0/20 Optinet U.K. Limited RIPE ALLOCATED PA ● low
213.161.64.216/30 Optinet_UK_Limited RIPE ASSIGNED PA ● low
213.161.65.88/30 Net-Optinet-UK-Limited RIPE ASSIGNED PA ● low

IPv6 ranges (9)

CIDR
2a0b:180::/29
2a0d:1e80::/29
2a10:c740::/29
2a10:c7c0::/29
2a10:c8c0::/29
2a10:c9c0::/29
2a10:cac0::/29
2001:7f8:4:1::ab60:1/128
2001:7f8:4::ab60:1/128

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (51 of 51)
Possible discrepancies (1)

These blocks are registered to Optinet U.K. 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.

89.222.48.0/20 /20 authorized for AS29033 — Eckoh UK Limited

NIC Handles

ABOVENET-MNT AS43872 AS43872 DUMY-RIPE DUMY-RIPE ORG-OUL4-RIPE RIPE-NCC-HM-MNT mnt-uk-guaranty-1 uk-optinet-1-mnt uk-optinet-1-mnt