SYNOPSYS INTERNATIONAL LIMITED
Synopsys Inc.
LEI
CYC2TOG7H5PXZALO9Z78
Registered name
SYNOPSYS INTERNATIONAL LIMITED
Jurisdiction
Ultimate parent
SYNOPSYS, INC.
QG7T915N9S0NY5UKNE63
Cluster stats
Netblocks47
All fragments 57 blocks across 7 clusters
Cluster ID191593445
RegistryAPNIC
Owner jurisdictionIE
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Legal identityLEI CYC2TOG7H5PXZALO9Z78
Shared handles clustered on 31 shared RIR contact/maintainer handles
Registry names 9 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (47)

⬇ export CSV
CIDR Org name Registry Status Confidence
146.225.0.0/16 Synopsys Inc. ARIN ● high
149.117.0.0/16 Synopsys Inc. ARIN ● high
149.117.1.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.4.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.7.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.56.0/23 Synopsys Inc. BGP ANNOUNCED ● high
149.117.56.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.72.0/21 Synopsys Inc. BGP ANNOUNCED ● high
149.117.73.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.74.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.75.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.76.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.79.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.87.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.92.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.92.0/23 Synopsys Inc. BGP ANNOUNCED ● high
149.117.93.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.96.0/22 Synopsys Inc. BGP ANNOUNCED ● high
149.117.96.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.98.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.132.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.132.0/22 Synopsys Inc. BGP ANNOUNCED ● high
149.117.133.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.134.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.136.0/23 Synopsys Inc. BGP ANNOUNCED ● high
149.117.136.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.137.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.147.0/24 Synopsys Inc. BGP ANNOUNCED ● high
149.117.223.0/24 Synopsys BGP ANNOUNCED ● high
149.117.224.0/22 Synopsys BGP ANNOUNCED ● high
149.117.224.0/24 Synopsys BGP ANNOUNCED ● high
149.117.225.0/24 Synopsys BGP ANNOUNCED ● high
149.117.226.0/24 Synopsys BGP ANNOUNCED ● high
192.104.24.0/24 Synopsys Inc. BGP ANNOUNCED ● high
198.182.32.0/19 Synopsys Inc. ARIN ● high
198.182.50.0/24 Synopsys BGP ANNOUNCED ● high
198.182.50.0/23 Synopsys BGP ANNOUNCED ● high
198.182.51.0/24 Synopsys BGP ANNOUNCED ● high
204.10.84.0/22 Synopsys Inc. BGP ANNOUNCED ● high
81.138.89.16/29 Synopsys RIPE ASSIGNED PA ● low
91.143.70.152/29 Synopsys RIPE ASSIGNED PA ● low
109.68.120.0/27 SYNOPSYS-AM RIPE ASSIGNED PA ● low
193.240.221.224/28 SYNOPSYS-INC RIPE ASSIGNED PA ● low
213.19.218.112/29 Synopsys-Inc RIPE ASSIGNED PA ● low
213.249.117.232/29 Synopsys-Inc RIPE ASSIGNED PA ● low
2400:b3c0::/32 Synopsys APNIC ALLOCATED PORTABLE ● low
2a0c:d400::/29 Synopsys GmbH RIPE ALLOCATED-BY-RIR ● low

Network trust

what's this?
RPKI hygiene: F how networks compare →
12.8% of checked blocks have valid RPKI ROA coverage (6 of 47)
No discrepancies found among checked blocks.

NIC Handles

AB34802-RIPE APNIC-HM AS10209 AS23351 AS2373-AP AS24539 AS26791 AS397635 AS53465 AS7809 AS8226-MNT BT217-AP +19 more