Data as of Nov 6, 2026
172.81.120.0/24
No anonymizer space · no proxy exits in 30 daysZenlayer Inc
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 172.81.120.0/21 | 2,048 | ZEN-VL-002 | Zenlayer Inc (ZENLA-7) · US | Direct Allocation | May 14, 2015 | abuse@ |
| └ 172.81.120.0/24 | 256 | ZL-LAX-MANAGED-HOSTING-0376 | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 172.81.120.0/21
- Prefix
- 172.81.120.0/21
- Announced by
- AS21859 Zenlayer Inc
- Type
- Hosting
- RPKI
- RPKI valid
- Netname
- ZEN-VL-002
- Registrant
- Zenlayer Inc
- RIR
- ARIN
Origin network
AS21859
US
- Name
- Zenlayer Inc
- Type
- Hosting
- Registered
- Apr 2, 2013
- Domain
- zenlayer.com
- Website
- www.zenlayer.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 314
Routing timeline
Who has announced 172.81.120.0/21
172.81.120.0/21
Routing history
- Pattern
- Stable
- First seen
- May 2015
- Current origin since
- Feb 2018 · 8.7 yr
- Origin networks
- 3
- Last change of origin
- Mar 2016
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 172.81.120.0/21 | AS21859 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 172.
81. 120. 0/ 21 - Netname
- ZEN-VL-002
- Registrant
- Zenlayer Inc
- Organization
- Zenlayer Inc (ZENLA-7)
- Org address
- 21700 Copley Dr Suite 350, Diamond Bar, CA, 91765
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-172-81-120-0-1
- Parent
- NET-172-0-0-0-0
- Created
- May 14, 2015
- RIR
- ARIN
- Country
- US
- Delegated
- May 14, 2015
- Status
- assigned
Report abuse
Abuse contact
- abuse@
zenlayer. com - Name
- SOC Ops
- Phone
- +1-909-718-3558
- Handle
- SOCOP-ARIN