AS397635

Name: AS397635 — Synopsys Inc.
Creator: ipdex

Synopsys Inc. Unknown registered in United States

15IPv4 prefixes

0IPv6 prefixes

#77,378AS Rank

327/327RIS visibility

#2,302Rank in United States

2019-06-11Allocated

Synopsys Inc. (AS397635) — Unknown, registered in United States. announces 15 IPv4 prefixes + 0 IPv6 prefixes. Rank in United States: #2302. Allocated: 2019-06-11.

IPv4 15IPv6 0

Announced prefixes · 15

v4 149.117.4.0/24 unknown
v4 149.117.7.0/24 unknown
v4 149.117.72.0/21 unknown
v4 149.117.73.0/24 unknown
v4 149.117.74.0/24 unknown
v4 149.117.75.0/24 unknown
v4 149.117.76.0/24 unknown
v4 149.117.79.0/24 unknown
v4 149.117.87.0/24 unknown
v4 149.117.92.0/23 unknown
v4 149.117.92.0/24 unknown
v4 149.117.93.0/24 unknown
v4 149.117.96.0/22 unknown
v4 149.117.96.0/24 unknown
v4 149.117.98.0/24 unknown

Routing: 16 IPv4 · 0 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	15
2026-06-13	15

AS topology · Customer cone 1

Providers · 4

AS3356 Level 3 Parent, LLC
AS6461 Zayo Bandwidth
AS7018 AT&T Enterprises, LLC
AS29909 Metro Optic

Peers · 1

AS1000 LINK AMERICAN

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