Data as of Nov 11, 2026
154.64.136.0/24
No anonymizer space · no proxy exits in 30 daysSparkTech LTD · space held by Cogent Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 154.64.0.0/16 since Sep 2006 | AS174 | Internet provider | 3,513 285 always on | Cogent Communications, LLC |
Network & registry
Origin network
AS215595
US
- Name
- SparkTech LTD
- Type
- Hosting
- Registered
- Feb 1, 2024
- Domain
- sparktechltd.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Mar 2024
- Current origin since
- Apr 2026 · 7 mo
- Origin networks
- 2
- Last change of origin
- Apr 2026
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 154.
64. 0. 0/ 16 - Netname
- COGENT-154-64-16
- 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-154-64-0-0-1
- 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