Data as of Nov 3, 2026
154.37.197.0/24
No anonymizer space · no proxy exits in 30 dayseStruxture Data Centers Inc. · space held by Cogent Communications, LLC
Announcement
this exact prefix
No RPKI
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recent change
New origin May 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | RPKI |
|---|---|---|---|---|---|
| 154.36.0.0/14 since Sep 2006 | AS174 | Internet provider | IP broker Aventice (part) | 2,085 267 always on |
Network & registry
Origin network
AS55066
CA
- Name
- eStruxture Data Centers Inc.
- Type
- Hosting
- Registered
- Sep 14, 2023
- Domain
- estruxture.com
- Website
- www.estruxture.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2026
- Current origin since
- May 2026 · 5 mo
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 154.37.0.0/16
- Netname
- COGENT-154-37-16
- 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-154-37-0-0-1
- 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
- [email protected]
- Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN