Data as of Nov 5, 2026
137.83.138.0/24
No anonymizer space · no proxy exits in 30 daysOrange S.A. · space held by Zscaler, Inc.
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 |
|---|---|---|---|---|---|---|
| 137.83.128.0/18 | 16,384 | ZSCAL | Zscaler, Inc. (ZSCAL) · US | Direct Allocation | Jan 30, 2019 | poc-abuse@ |
| └ 137.83.138.0/24 | 256 | ZSCALER-URO1-ORANGE | Orange S.A - Opentransit network (C07383270) · FR | Reassigned | Jul 10, 2019 | poc-abuse@ via ZSCAL |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Registry
Holder
- Organization
- Zscaler, Inc.
- Handle
- ZSCAL
- Range
- 137.
83. 128. 0/ 18 - Registration type
- Direct Allocation
- Record created
- Jan 30, 2019
Origin network
AS5511
FR
- Name
- Orange S.A.
- Type
- Internet provider
- Registered
- Jan 8, 1996
- Domain
- orange.com
- Website
- wholesale.orange.com/international/en/our-solutions/ip-content-distribution.html
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 1
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jul 2019
- Current origin since
- Jul 2019 · 7.3 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 137.
83. 138. 0/ 24 - Netname
- ZSCALER-URO1-ORANGE
- Registrant
- Orange S.A - Opentransit network
- Organization
- Orange S.A - Opentransit network (C07383270)
- Type
- Reassigned
- Handle
- NET-137-83-138-0-1
- Parent
- NET-137-83-128-0-1
- Created
- Jul 10, 2019
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 30, 2019
- Status
- assigned
Report abuse
Abuse contact
- poc-abuse@
zscaler. com - Name
- poc-abuse
- Phone
- +1-408-701-0534
- Handle
- POCAB2-ARIN