DASSAULT SYSTEMES

Dassault Systemes SE
Data as of 2026-08-09
GLEIF verified
Complete entity footprint
5 linked clusters · 139 netblocks · 337,127 IPv4 addresses · 40 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
96950065LBWY0APQIM86
Registered name
DASSAULT SYSTEMES
Jurisdiction
FR
Ultimate parent
GROUPE INDUSTRIEL MARCEL DASSAULT
9695004A07O308YSRV47
Cluster stats
Netblocks96 · 202,651 IPv4 addresses
IPv6 36 prefixes (largest 2a00:4b00::/32)
Registered in France (33) · United States (15) · Australia (9) · Netherlands (6) · Japan (4) · United Kingdom (3)
All fragments 111 blocks across 3 clusters
Cluster ID217864967
RegistryAPNIC
Owner jurisdictionFR
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 96950065LBWY0APQIM86
Shared handles clustered on 39 shared RIR contact/maintainer handles
Registry names 19 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (96)

showing 50 of 96 — see all — ⬇ export CSV
CIDR Org name Registry Status Confidence
91.103.40.0/24 Dassault Systemes SE BGP ANNOUNCED ● high
91.103.41.0/24 Dassault Systemes SE BGP ANNOUNCED ● high
91.103.42.0/24 Dassault Systemes SE BGP ANNOUNCED ● high
91.103.43.0/24 Dassault Systemes SE BGP ANNOUNCED ● high
91.103.45.0/24 Dassault Systemes SE BGP ANNOUNCED ● high
91.103.47.0/24 Dassault Systemes SE BGP ANNOUNCED ● high
103.95.204.0/24 DASSAULT SYSTEMES AUSTRALIA PTY LTD BGP ANNOUNCED ● high
134.172.0.0/16 Dassault Systemes Americas Corp. ARIN DIRECT ALLOCATION ● high
149.65.0.0/16 Dassault Systemes Americas Corp. ARIN DIRECT ALLOCATION ● high
160.231.0.0/18 Dassault Systemes Americas Corp. ARIN DIRECT ALLOCATION ● high
160.231.64.0/22 Dassault Systemes SE BGP ANNOUNCED ● high
160.231.68.0/22 Dassault Systemes SE BGP ANNOUNCED ● high
160.231.112.0/24 Dassault Systemes SE BGP ANNOUNCED ● high
160.231.113.0/24 Dassault Systemes SE BGP ANNOUNCED ● high
160.231.116.0/22 Dassault Systemes SE BGP ANNOUNCED ● high
160.231.120.0/22 Dassault Systemes SE BGP ANNOUNCED ● high
160.231.128.0/22 DASSAULT SYSTEMES AUSTRALIA PTY LTD BGP ANNOUNCED ● high
160.231.132.0/22 Dassault Systemes SE BGP ANNOUNCED ● high
160.231.136.0/22 Dassault Systemes SE BGP ANNOUNCED ● high
160.231.192.0/18 Dassault Systemes Americas Corp. ARIN DIRECT ALLOCATION ● high
178.255.208.0/22 Dassault Systemes SE BGP ANNOUNCED ● high
178.255.212.0/24 Dassault Systemes SE BGP ANNOUNCED ● high
178.255.215.0/24 Dassault Systemes SE BGP ANNOUNCED ● high
185.134.248.0/24 Dassault Systemes B.V. BGP ANNOUNCED ● high
185.134.249.0/24 Dassault Systemes B.V. BGP ANNOUNCED ● high
185.134.250.0/24 Dassault Systemes B.V. BGP ANNOUNCED ● high
185.134.251.0/24 Dassault Systemes B.V. BGP ANNOUNCED ● high
2a00:4b00:100::/40 Dassault Systemes SE BGP ANNOUNCED ● high
2a00:4b00:13d::/48 Dassault Systemes SE BGP ANNOUNCED ● high
2a00:4b00:200::/40 Dassault Systemes SE BGP ANNOUNCED ● high
2a00:4b00:20d::/48 Dassault Systemes SE BGP ANNOUNCED ● high
2a00:4b00:22d::/48 DASSAULT SYSTEMES AUSTRALIA PTY LTD BGP ANNOUNCED ● high
84.46.91.128/29 DASSAULT-SYSTEMES-GMBH RIPE ASSIGNED PA ● low
91.103.40.0/21 Dassault Systemes SE RIPE ALLOCATED PA ● low
91.103.46.0/24 DASSAULT-SYSTEMES RIPE ASSIGNED PA ● low
128.127.157.16/29 DASSAULT-SYSTEMES-GTT RIPE ASSIGNED PA ● low
160.231.64.0/23 DASSAULT-SYSTEMES RIPE ASSIGNED PA ● low
160.231.64.0/18 Dassault Systemes SE RIPE ALLOCATED PA ● low
160.231.128.0/18 DASSAULT SYSTEMES AUSTRALIA PTY LTD APNIC ALLOCATED PORTABLE ● low
178.255.208.0/21 Dassault Systemes SE RIPE ALLOCATED PA ● low
178.255.208.0/24 DASSAULT-SYSTEMES RIPE ASSIGNED PA ● low
178.255.209.0/24 DASSAULT-SYSTEMES RIPE ASSIGNED PA ● low
185.134.248.0/22 Dassault Systemes B.V. RIPE ALLOCATED PA ● low
193.47.80.0/24 Dassault Systemes SE RIPE ASSIGNED PI ● low
194.127.231.0/24 Dassault Systemes SE RIPE ASSIGNED PI ● low
195.190.84.64/29 DASSAULT-SYSTEMES-SA-GTT RIPE ASSIGNED PA ● low
195.190.84.120/29 DASSAULT-SYSTEMES-GTT RIPE ASSIGNED PA ● low
195.190.84.128/29 DASSAULT-SYSTEMES-GTT RIPE ASSIGNED PA ● low
195.190.84.200/29 DASSAULT-SYSTEMES-GTT RIPE ASSIGNED PA ● low
195.190.84.208/29 DASSAULT-SYSTEMES-GTT RIPE ASSIGNED PA ● low

IPv6 ranges (36)

showing the 15 largest allocations
CIDR
2a00:4b00::/32
2a02:4f80::/32
2a00:4b00:100::/40
2a00:4b00:200::/40
2a00:4b00:10c::/48
2a00:4b00:12d::/48
2a00:4b00:130::/48
2a00:4b00:13d::/48
2a00:4b00:20d::/48
2a00:4b00:22d::/48
2a02:2028:1027::/48
2001:668:1f:fc2d::/64
2001:668:1f:fc34::/64
2001:668:1f:fc35::/64
2001:668:1f:fc37::/64

Corporate group (5 confirmed entities)

+9 additional unconfirmed candidates not shown — full list (JSON)

Network trust

what's this?
RPKI hygiene: D how networks compare →
42.2% of checked blocks have valid RPKI ROA coverage (46 of 109)
Possible discrepancies (2)

These blocks are registered to Dassault Systemes SE but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a02:2028:1027::/48 /48 authorized for AS15943 — wilhelm.tel GmbH
134.172.0.0/16 /16 authorized for AS17378 — TierPoint, LLC

NIC Handles

AD867-AP APNIC-HM AS136772 AS203439 AS214777 AS3257-IPAM-MNT AS3257-NET-MNT AS35315 AS41935 AT940-AP COLLI700-ARIN COLLI700-ARIN +27 more