DIMENSION DATA HOLDINGS LIMITED

Dimension Data
GLEIF verified
Complete entity footprint
9 linked clusters · 3,770 netblocks · 43,611,988 IPv4 addresses
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
213800PXHYHS3AA1W502
Registered name
DIMENSION DATA HOLDINGS LIMITED
Jurisdiction
GB
Ultimate parent
ＮＴＴ株式会社
353800VHQU5VIXVUA841
Cluster stats
Netblocks2,052 · 11,492,860 IPv4 addresses
Registered in South Africa (1,941) · GH (25) · United States (18) · United Kingdom (15) · Nigeria (6) · Germany (5)
All fragments 2,057 blocks across 5 clusters
Cluster ID208783864
RegistryAFRINIC
Owner jurisdictionGB
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 213800PXHYHS3AA1W502
Shared handles clustered on 93 shared RIR contact/maintainer handles
Registry names 27 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON
2,056 +1 netblocks since 2026-07-05
2026-07-05 peak 2,056 2026-07-19

IP Ranges (2,052)

showing 50 of 2,052 — see all — ⬇ export CSV (free export limited to 500 rows — subscribe for the full export)
CIDR Org name Registry Status Confidence
41.73.158.0/24 Dimension Data Ltd BGP ANNOUNCED ● high
41.77.104.0/21 Dimension Data BGP ANNOUNCED ● high
41.77.111.0/24 Dimension Data BGP ANNOUNCED ● high
41.86.100.0/22 Dimension Data BGP ANNOUNCED ● high
41.86.109.0/24 Dimension Data BGP ANNOUNCED ● high
41.86.110.0/24 Dimension Data BGP ANNOUNCED ● high
41.86.111.0/24 Dimension Data BGP ANNOUNCED ● high
41.86.116.0/22 Dimension Data BGP ANNOUNCED ● high
41.132.0.0/18 Dimension Data BGP ANNOUNCED ● high
41.132.0.0/19 Dimension Data BGP ANNOUNCED ● high
41.132.0.0/14 Dimension Data BGP ANNOUNCED ● high
41.132.44.0/22 Dimension Data BGP ANNOUNCED ● high
41.132.48.0/20 Dimension Data BGP ANNOUNCED ● high
41.132.64.0/22 Dimension Data BGP ANNOUNCED ● high
41.132.64.0/21 Dimension Data BGP ANNOUNCED ● high
41.132.66.0/23 Dimension Data BGP ANNOUNCED ● high
41.132.68.0/23 Dimension Data BGP ANNOUNCED ● high
41.132.68.0/22 Dimension Data BGP ANNOUNCED ● high
41.132.72.0/22 Dimension Data BGP ANNOUNCED ● high
41.132.78.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.64.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.66.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.68.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.70.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.72.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.74.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.76.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.78.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.80.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.82.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.84.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.86.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.88.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.90.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.92.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.96.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.98.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.100.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.102.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.112.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.114.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.116.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.122.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.142.0/23 Dimension Data BGP ANNOUNCED ● high
41.133.192.0/18 Dimension Data BGP ANNOUNCED ● high
41.134.49.0/24 Dimension Data BGP ANNOUNCED ● high
41.134.63.0/24 Dimension Data BGP ANNOUNCED ● high
41.134.105.0/24 Dimension Data BGP ANNOUNCED ● high
41.134.140.0/24 Dimension Data BGP ANNOUNCED ● high
41.134.220.0/24 Dimension Data BGP ANNOUNCED ● high

Domains hosted in this network

what's this?
nology.co.za mweb.co.za nflxso.net broadband.is nflxvideo.net nedbank.co.za googlevideo.com woolworths.co.za nedsecure.co.za gvt1.com wigroup.co miway.co.za is.co.za sabc.co.za capetown.gov.za

Customer-delegated space

how is this classified?
Unclassified 1,981 (96.5%)
Customer access pools 67 (3.3%)
Operator infrastructure (named) 4 (0.2%)

Corporate group (9 confirmed entities)

+187 additional unconfirmed candidates not shown — full list (JSON)

Network trust

what's this?
RPKI hygiene: B how networks compare →
89.3% of checked blocks have valid RPKI ROA coverage (1,787 of 2,000, sampled from 2,052)
Possible discrepancies (7)

These blocks are registered to Dimension Data but cryptographically authorized for a different, unrelated network (4 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2003:c1:2012::/48 /48 authorized for AS3320 — Deutsche Telekom AG
204.2.200.0/23 /23 authorized for AS2914 — NTT America, Inc.
41.73.158.0/24 /24 authorized for AS30988 — IS InternetSolutions Limited
128.241.34.0/24 /24 authorized for AS2914 — NTT America, Inc.
129.250.161.0/24 /24 authorized for AS2914 — NTT America, Inc.
168.142.131.0/24 /24 authorized for AS16800 — Nedbank Limited
196.200.116.0/24 /24 authorized for AS30988 — IS InternetSolutions Limited

NIC Handles

AD993-AP AFRINIC-HM-MNT AN3-AP AN3-AP AN941-AP APNIC-HM AS10474 AS20011 AS21778 AS24-AFRINIC AS24-AFRINIC AS30988 +81 more