DELOITTE LLP

Deloitte LLP
Data as of 2026-07-26
GLEIF verified
Complete entity footprint
2 linked clusters · 9 netblocks · 2,344 IPv4 addresses · 4 IPv6 prefixes
This organisation's clusters combined by evidence — shared GLEIF corporate family — not name similarity, so genuinely different organisations that share a name are excluded.
View the full entity page →
LEI
213800GFW5ZLF5G5OH34
Registered name
DELOITTE LLP
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks8 · 2,088 IPv4 addresses
IPv6 4 prefixes (largest 2a00:2381:3c8e::/48)
Registered in United Kingdom (3) · United States (1)
Cluster ID213358370
RegistryBGP
Owner jurisdictionGB
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 213800GFW5ZLF5G5OH34
Shared handles clustered on 4 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (8)

⬇ export CSV
CIDR Org name Registry Status Confidence
170.194.32.0/21 Deloitte LLP BGP ANNOUNCED ● high
213.1.239.144/28 DELOITTE-LLP RIPE ASSIGNED PA ● low
217.38.21.48/28 DELOITTE-LLP RIPE ASSIGNED PA ● low
217.38.29.96/29 DELOITTE-LLP RIPE ASSIGNED PA ● low
2a00:2381:972:100::/56 DELOITTE-LLP RIPE ASSIGNED ● low
2a00:2381:972:400::/56 DELOITTE-LLP RIPE ASSIGNED ● low
2a00:2381:3c8e::/56 DELOITTE-LLP RIPE ASSIGNED ● low
2a00:2381:3c8e::/48 DELOITTE-LLP RIPE AGGREGATED-BY-LIR ● low

IPv6 ranges (4)

Corporate group (2 confirmed entities)

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 (4)

These blocks are registered to Deloitte LLP 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.

2a00:2381:3c8e::/48 /48 authorized for AS2856 — British Telecommunications Limited
2a00:2381:972:100::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:3c8e::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:972:400::/56 /56 authorized for AS2856 — British Telecommunications Limited

NIC Handles

AS42536 BTNET-MNT DUMY-RIPE DUMY-RIPE