Data as of Nov 14, 2026
154.13.112.0/24
Anonymizer · ISP proxyCogent Communications, LLC
Announcement
this exact prefix
No RPKI
Announced by
Type
ISP proxy
Risk
90 / 100 · Critical
Recently moved
Recent change
New origin Jul 2026
from AS55286 B2 Net Solutions Inc.
IPv4 market
Path
Announced by AS174 since Jul 2026 · 4 mo ago
2 · Leased from
not leased
4 · Use
ISP proxy
anonymizer space, operator not named
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
154.13.112.0/24
From the registry to its use
- Feb 5, 1992Registry recordCogent Communications, LLCDirect Allocation (legacy, pre-1997)154.13.0.0/16
- Jan 8, 2007– today
- Nov 24, 2022– Nov 30, 2023
- Mar 27, 2023Route objectAS55286 B2 Net Solutions Inc.RADB route object for AS55286 B2 Net Solutions Inc., maintainer MAINT-AS55286
- Aug 21, 2024– Jan 18, 2026
- Jun 24, 2026– Jul 17, 2026
- Jul 6, 2026– today
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Anonymizer addresses | Operator | Leased from | Proxy exits | RPKI |
|---|---|---|---|---|---|---|---|
| 154.12.0.0/15 since Jan 2007 | AS174 | Internet provider | 8,4486.4%ISP proxy | Proxy providersoperated by High Proxies | IP broker Aventice (part) | 654 169 always on |
Network & registry
Origin network
AS174
US
- Name
- Cogent Communications, LLC
- Type
- Internet provider
- Registered
- May 16, 1996
- Domain
- cogentco.com
- Website
- www.cogentco.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 2,203
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Nov 2022
- Current origin since
- Jul 2026 · 4 mo
- Origin networks
- 2
- Last change of origin
- Jul 2026
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS55286 not the origin | RADB | Servermania Inc | MAINT-AS55286 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 154.
13. 0. 0/ 16 - Netname
- COGENT-154-13-16
- Registrant
- Cogent Communications, LLC
- Organization
- Cogent Communications, LLC (COGC)
- Org address
- 2450 N Street NW, Washington, DC, 20037
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-154-13-0-0-1
- Parent
- NET-154-0-0-0-0
- Created
- Feb 5, 1992
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 5, 1992
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cogentco. com - Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN