Data as of Nov 3, 2026
45.151.141.0/24
Anonymizer · Datacenter proxyZenlayer Inc · space held by Colocation America Corporation
Announcement
this exact prefix
RPKI valid
Announced by
Type
Datacenter proxy
Risk
85 / 100 · Critical
IPv4 market
Path
4 · Use
Datacenter proxy
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
IP brokers
| Name | In 45.151.141.0/24 | /24s |
|---|---|---|
| IPXO | 256100% | 1 |
Leased from
Owners leasing their own space
| Name | In 45.151.141.0/24 | /24s |
|---|---|---|
| Colocation America Corporation | 256100% | 1 |
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
45.151.141.0/24
From the registry to its use
- Sep 17, 2019– Sep 28, 2019
- Sep 29, 2019– Jun 20, 2022
- Feb 4, 2023– Feb 27, 2023
- Feb 16, 2023– Jan 5, 2024
- Dec 25, 2023– May 4, 2024
- Aug 8, 2024Registry recordColocation America CorporationALLOCATED PA45.151.140.0/22
- Aug 9, 2024– Sep 25, 2024
- Sep 3, 2024ReallocatedColocation America CorporationSUB-ALLOCATED PA45.151.140.0/23
- Sep 26, 2024– Sep 8, 2025
- Sep 21, 2025– Oct 26, 2025
- Oct 27, 2025– Nov 19, 2025Announced
- Mar 2, 2026Route objectIPXORIPE route object for AS21859 Zenlayer Inc, maintainer NETUTILS-MNT
- Mar 2, 2026Route objectIPXORADB route object for AS21859 Zenlayer Inc, maintainer MAINT-AS834
- Mar 8, 2026– today
- Jul 6, 2026– today
- todayLeased fromIPXOIP broker
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Holder | RPKI |
|---|---|---|---|---|---|
| 45.151.140.0/22 since Jul 2026 | AS21769 | Hosting | IP broker IPXO | Colocation America Corporation |
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 |
|---|---|---|---|---|---|---|
| 45.151.140.0/22 | 1,024 | US-COLOCATION-20190910 | Colocation America Corporation (ORG-CAC5-RIPE) · US | ALLOCATED PA | Aug 8, 2024 | [email protected] |
| └ 45.151.140.0/23 | 512 | IPXO | Colocation America Corporation (ORG-CAC5-RIPE) · US | SUB-ALLOCATED PA | Sep 3, 2024 | [email protected] |
| └ 45.151.141.0/24 | 256 | NET-45-151-141-0-24 | unknown | ASSIGNED PA | Mar 2, 2026 | [email protected] |
Network & registry
IPv4 market
Holder
- Organization
- Colocation America Corporation
- Handle
- ORG-CAC5-RIPE
- Range
- 45.151.140.0/22
- Registration type
- ALLOCATED PA
- Record created
- Aug 8, 2024
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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Feb 2023
- Current origin since
- Mar 2026 · 8 mo
- Origin networks
- 6
- Last change of origin
- Mar 2026
Recorded history
History
- Handoffs
- 6
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 45.151.141.0/24 | AS21859 | /24 | RIPE | RPKI valid |
| 45.151.140.0/22 | AS21769 | /22 | RIPE | Another network |
Whois
Registration for this announcement
- Range
- 45.151.141.0/24
- Netname
- NET-45-151-141-0-24
- Registrant country
- CN
- Organization
- Not stated by the registry
- Type
- ASSIGNED PA
- Created
- Mar 2, 2026
- Updated
- Mar 2, 2026
- Maintainer
- netutils-mnt
- RIR
- RIPE NCC
- Country
- US
- Delegated
- Sep 10, 2019
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Private Customer
- Handle
- PC20736-RIPE