Willis

WILLIS-NET
Registry
Cluster stats
Netblocks8
Registered in Germany (2) · China (1) · Hungary (1) · IM (1) · Sweden (1)
All fragments 42 blocks across 14 clusters
Cluster ID209109028
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution Registry record
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

Footprint over time

5 weekly snapshots · JSON
8 0 netblocks since 2026-07-05
2026-07-05 peak 8 2026-07-19

IP Ranges (8)

⬇ export CSV
CIDR Org name Registry Status Confidence
222.66.126.24/29 WILLIS-CO APNIC ASSIGNED NON-PORTABLE ● high
2.207.187.104/29 WILLIS-NET RIPE ASSIGNED PA ● low
88.131.2.64/27 WILLIS-NET RIPE ASSIGNED PA ● low
91.82.159.72/29 WILLIS RIPE ASSIGNED PA ● low
145.253.120.24/29 WILLIS-NET RIPE ASSIGNED PA ● low
195.10.117.160/28 Willis RIPE ASSIGNED PA ● low
2a00:2381:1bf::/48 WILLIS-GROUP RIPE AGGREGATED-BY-LIR ● low
2a00:2381:2a8e::/48 WILLIS-GROUP RIPE AGGREGATED-BY-LIR ● low

Network trust

what's this?
RPKI hygiene: B how networks compare →
87.5% of checked blocks have valid RPKI ROA coverage (7 of 8)
Possible discrepancies (2)

These blocks are registered to WILLIS-NET 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.

2a00:2381:1bf::/48 /48 authorized for AS2856 — British Telecommunications Limited
2a00:2381:2a8e::/48 /48 authorized for AS2856 — British Telecommunications Limited

NIC Handles

ARCOR-MNT AS12301-MNT BTNET-MNT DUMY-RIPE DUMY-RIPE GQF5-AP GQF5-AP MAINT-CHINANET-SH TDC-SE-MNT manx-telecom-mnt