Data as of Nov 11, 2026

170.85.158.0/23

No anonymizer space · no proxy exits in 30 days

Zscaler, Inc.

Announcement

this exact prefix

RPKI valid

Announced by

AS22616

Type

Corporate gateway

Risk

20 / 100 · Low

Operators, sellers and brokers

Corporate gateways

Name	Parent	In 170.85.158.0/23	/24s
Zscaler		512100%	2

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Proxy exits	Holder	RPKI
170.85.0.0/16 since Apr 2022	AS22616	Corporate gateway	242	Zscaler, Inc.

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern: Stable
First seen: Feb 2025
Current origin since: Feb 2025 · 1.8 yr
Origin networks: 1

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
170.85.158.0/23	AS22616	/24	ARIN	RPKI valid

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS22616	RADB	Zscaler WAS1	MAINT-AS53444	Feb 7, 2025

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
170.85.158.0/24	AS22616	RADB	Zscaler WAS1	MAINT-AS53444	Feb 7, 2025
170.85.159.0/24	AS22616	RADB	Zscaler WAS1	MAINT-AS53444	Feb 7, 2025