Umbrella

UMBRELLA-COMPANY
Data as of 2026-09-06
Registry
This organisation
Netblocks6 · 300 IPv4 addresses
IPv6 2 prefixes (largest 2a00:2381:113c::/48)
Registered in Canada (2) · Czechia (1) · United Kingdom (1) · South Africa (1)
Also registered under this name 29 netblocks across 8 separate records
Record ID236478487
RegistryAFRINIC
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution Registry record
Shared handles clustered on 13 shared RIR contact/maintainer handles
Registry names 5 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (6)

⬇ export CSV
CIDR Org name Registry Status Confidence
102.209.124.0/27 Umbrella-Corporation AFRINIC ASSIGNED PA ● high
209.151.120.0/24 Umbrella ARIN DIRECT ALLOCATION ● high
80.250.18.220/30 UMBRELLA RIPE ASSIGNED PA ● low
195.171.103.136/29 UMBRELLA-COMPANY RIPE ASSIGNED PA ● low
2a00:2381:113c::/48 UMBRELLA-COMPANY RIPE AGGREGATED-BY-LIR ● low
2a00:2381:113c::/56 UMBRELLA-COMPANY RIPE ASSIGNED ● low

IPv6 ranges (2)

CIDR
2a00:2381:113c::/48
2a00:2381:113c::/56

Footprint over time

9 weekly snapshots · JSON
7 +1 netblocks since 2026-07-05
2026-07-05 peak 7 2026-09-06

Network trust

what's this?
RPKI hygiene: C how networks compare →
71.4% of checked blocks have valid RPKI ROA coverage (5 of 7)
Possible discrepancies (2)

These blocks are registered to UMBRELLA-COMPANY 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.

2a00:2381:113c::/48 /48 authorized for AS2856 — British Telecommunications Limited
2a00:2381:113c::/56 /56 authorized for AS2856 — British Telecommunications Limited

NIC Handles

AS401035 BTNET-MNT DUMY-RIPE DUMY-RIPE JEANJ3-ARIN JEANJ3-ARIN JEANJ3-ARIN JEANJ3-ARIN MS158-AFRINIC MS158-AFRINIC TU-59 UCZ1-MNT +1 more