Data as of Nov 3, 2026
154.28.158.0/24
No anonymizer space · no proxy exits in 30 daysZenlayer Inc · space held by Cogent Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | RPKI |
|---|---|---|---|---|---|
| 154.24.0.0/13 since Sep 2006 | AS174 | Internet provider | IP broker Aventice (part) | 2,796 1,334 always on |
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 |
|---|---|---|---|---|---|---|
| 154.28.0.0/16 | 65,536 | COGENT-154-28-16 | Cogent Communications, LLC (COGC) · US | Direct Allocation | Feb 5, 1992 | [email protected] |
| └ 154.28.158.0/24 | 256 | SHENZHEN-BEICHEN-CLOUD-CGNT-NET-1 | Shenzhen Beichen Cloud Technology Co., Ltd. (C11357466) · US | Reassigned | Sep 17, 2025 | [email protected] via COGENT-154-28-16 |
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
IPv4 market
Holder
- Organization
- Cogent Communications, LLC
- Handle
- COGC
- Range
- 154.28.0.0/16
- Registration type
- Direct Allocation
- Record created
- Feb 5, 1992
- Legacy
- yes
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
- Stable
- First seen
- Sep 2025
- Current origin since
- Sep 2025 · 1.1 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS21859 | RADB | Route Registered for Cogent Communications Customer - Shenzhen Beichen Cloud Technology | MAINT-AS174 | Sep 18, 2025 |
Whois
Registration for this announcement
- Range
- 154.28.158.0/24
- Netname
- SHENZHEN-BEICHEN-CLOUD-CGNT-NET-1
- Registrant
- Shenzhen Beichen Cloud Technology Co., Ltd.
- Organization
- Shenzhen Beichen Cloud Technology Co., Ltd. (C11357466)
- Type
- Reassigned
- Handle
- NET-154-28-158-0-1
- Parent
- NET-154-28-0-0-1
- Created
- Sep 17, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 5, 1992
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN