Data as of Nov 11, 2026
137.31.154.0/23
No anonymizer space · no proxy exits in 30 daysZscaler, Inc. · space held by Zscaler Switzerland GmbH
Operators, sellers and brokers
Corporate gateways
| Name | Parent | In 137.31.154.0/23 | /24s |
|---|---|---|---|
| Zscaler | 512100% | 2 |
Network & registry
Announced by
Covering announcement 137.31.0.0/16
- Prefix
- 137.31.0.0/16
- Announced by
- AS22616 Zscaler, Inc.
- Type
- Corporate gateway
- Proxy exits
- 3
- RPKI
- No RPKI
- Netname
- Zscaler
- Registrant
- Zscaler Switzerland GmbH
- RIR
- RIPE NCC
Origin network
AS22616
US
- Name
- Zscaler, Inc.
- Type
- Business
- Registered
- May 28, 2014
- Domain
- zscaler.com
- Website
- www.zscaler.com
- Industry
- Service
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 137.31.0.0/16
137.31.0.0/16
Routing history
- Pattern
- Reactivated
- First seen
- Jan 2018
- Current origin since
- Oct 2025 · 1.1 yr
- Origin networks
- 4
- Last change of origin
- Oct 2025
Recorded history
History
- Handoffs
- 3
IRR
Route objects on 137.31.0.0/16
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS22616 | RADB | Zscaler SJC4 | MAINT-AS53444 | Oct 16, 2025 |
Whois
Registration for this announcement
- Range
- 137.
31. 0. 0/ 16 - Netname
- Zscaler
- Registrant
- Zscaler Switzerland GmbH
- Registrant country
- CH
- Organization
- Zscaler Switzerland GmbH (ORG-ZSG1-RIPE)
- Org country
- CH
- Type
- LEGACY
- Created
- Oct 15, 2025
- Updated
- Oct 15, 2025
- Maintainer
- RIPE-NCC-LEGACY-MNT
- RIR
- RIPE NCC
- Country
- CH
- Delegated
- Oct 17, 1989
- Status
- assigned
Report abuse
Abuse contact
- poc-abuse@
zscaler. com - Name
- Zscaler Abuse Desk
- Handle
- ZA1089-RIPE