Data as of Nov 3, 2026
167.103.58.0/23
No anonymizer space · no proxy exits in 30 daysZscaler, Inc. · space held by Zscaler Australia PTY LTD
Operators, sellers and brokers
Corporate gateways
| Name | Parent | In 167.103.58.0/23 | /24s |
|---|---|---|---|
| Zscaler | 512100% | 2 |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 167.103.0.0/16 | 65,536 | ZSCALER-AU | Zscaler Australia PTY LTD (ORG-ZAPL2-AP) · AU | ALLOCATED PORTABLE | — | [email protected] |
| └ 167.103.58.0/24 | 256 | ZSCALER-SIN4 | Zscaler Singapore | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 167.103.59.0/24 | 256 | ZSCALER-SIN4 | Zscaler Singapore | ASSIGNED NON-PORTABLE | — | [email protected] |
Network & registry
Origin network
AS53813
US
- Name
- Zscaler, Inc.
- Type
- Business
- Registered
- Jun 3, 2011
- Domain
- zscaler.com
- Website
- www.zscaler.com
- Industry
- Service
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Apr 2024
- Current origin since
- Apr 2024 · 2.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 167.103.58.0/23 | AS53813 | /24 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 167.103.58.0/24 | AS53813 | RADB | Zscaler SIN4 | MAINT-AS53444 | Apr 17, 2024 |
| 167.103.58.0/24 | AS53813 | APNIC | Zscaler Australia PTY LTD | MAINT-ZSCALER-AU | Aug 2, 2025 |
| 167.103.59.0/24 | AS53813 | RADB | Zscaler SIN4 | MAINT-AS53444 | Apr 17, 2024 |
| 167.103.59.0/24 | AS53813 | APNIC | Zscaler Australia PTY LTD | MAINT-ZSCALER-AU | Aug 2, 2025 |
Whois
Registration for this announcement
- Range
- 167.103.0.0/16
- Netname
- ZSCALER-AU
- Registrant
- Zscaler Australia PTY LTD
- Registrant country
- AU
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Apr 14, 2025
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- AU
- Delegated
- May 27, 1993
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE ZSCALERAU
- Handle
- AZ479-AP