JANET-UK
Cluster stats
Netblocks11
All fragments 154 blocks across 45 clusters
Cluster ID191878926
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 4 shared RIR contact/maintainer handles
Registry names 1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
11 0 netblocks since 2026-07-05
2026-07-05 peak 11 2026-07-06

IP Ranges (11)

⬇ export CSV
CIDR Org name Registry Status Confidence
80.0.91.240/28 JANET-UK RIPE ASSIGNED PA ● low
193.62.83.0/24 JANET-UK RIPE ASSIGNED PA ● low
193.62.84.0/24 JANET-UK RIPE ASSIGNED PA ● low
193.63.183.0/24 JANET-UK RIPE ASSIGNED PA ● low
194.81.3.0/26 JANET-UK RIPE ASSIGNED PA ● low
194.81.3.64/29 JANET-UK RIPE ASSIGNED PA ● low
194.82.140.0/24 JANET-UK RIPE ASSIGNED PA ● low
194.83.97.64/26 JANET-UK RIPE ASSIGNED PA ● low
194.168.228.224/28 JANET-UK RIPE ASSIGNED PA ● low
195.195.130.0/24 JANET-UK RIPE ASSIGNED PA ● low
212.219.36.176/28 JANET-UK RIPE ASSIGNED PA ● low

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (11 of 11)
Possible discrepancies (5)

These blocks are registered to JANET-UK 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.

193.63.183.0/24 /24 authorized for AS786 — Jisc Services Limited
194.82.140.0/24 /24 authorized for AS786 — Jisc Services Limited
195.195.130.0/24 /24 authorized for AS786 — Jisc Services Limited
193.62.83.0/24 /24 authorized for AS786 — Jisc Services Limited
193.62.84.0/24 /24 authorized for AS786 — Jisc Services Limited

NIC Handles

AS5089-MNT DUMY-RIPE DUMY-RIPE JANET-HOSTMASTER