Data as of Nov 10, 2026
159.198.137.0/24
No anonymizer space · no proxy exits in 30 daysZscaler, Inc. · space held by Vantive Health
Announcement
this exact prefix
RPKI valid
Announced by
Type
Corporate gateway
Risk
20 / 100 · Low
Recent change
New origin Nov 4, 2026
its first announcement on record
Operators, sellers and brokers
Corporate gateways
| Name | Parent | In 159.198.137.0/24 | /24s |
|---|---|---|---|
| Zscaler | 256100% | 1 |
Network & registry
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 this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 4, 2026
- Current origin since
- Nov 4, 2026 · under a month
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 159.
198. 128. 0/ 18 - Netname
- VANTIVE
- Registrant
- Vantive Health
- Organization
- Vantive Health (BRHL-3)
- Org address
- 510 Lake Cook Road, Deerfield, IL, 60015
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-159-198-128-0-1
- Parent
- NET-159-0-0-0-0
- Created
- May 28, 1992
- RIR
- ARIN
- Country
- US
- Delegated
- May 28, 1992
- Status
- assigned
Report abuse
Abuse contact
- hostmaster@
vantive. com - Name
- Hostmaster
- Phone
- +1-224-360-7143
- Handle
- HOSTM2203-ARIN