Data as of Nov 12, 2026
154.16.166.0/24
No anonymizer space · no proxy exits in 30 daysCOLT Technology Services Group Limited · space held by NetStack Ltd
Announcement
this exact prefix
RPKI valid
Announced by
Type
Unknown
Risk
40 / 100 · Medium
Leased space
IPv4 market
Path
1 · Holder
2 · Leased from
4 · Use
Unknown
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
154.16.166.0/24
From the registry to its use
- Jun 8, 2015– Jun 15, 2015AnnouncedAS61440 Internet Utilities LATAM Ltd.
- Apr 22, 2016– Jun 22, 2017
- Sep 5, 2019– Nov 9, 2020
- Nov 10, 2020– Sep 5, 2021
- Mar 29, 2022– Feb 22, 2024
- Feb 23, 2024– Mar 5, 2024
- Aug 4, 2025– today
- Aug 5, 2025Route objectIPXORADB route object for AS8220 COLT Technology Services Group Limited, maintainer MAINT-AS834
- todayRegistry recordNetStack LtdALLOCATED PA154.16.0.0/16
- todayAssignedDigital Energy Technologies LimitedASSIGNED PA154.16.166.0/24
- todayLeased fromIPXOIP broker
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 |
|---|---|---|---|---|---|---|
| 154.16.0.0/16 | 65,536 | NetStack-v4-I | NetStack Ltd (ORG-NL4-AFRINIC) · ZA | ALLOCATED PA | — | report@ |
| └ 154.16.166.0/24 | 256 | HEFICED-CLOUD-SERVERS | Digital Energy Technologies Limited | ASSIGNED PA | — | abuse@ |
Network & registry
IPv4 market
Holder
- Organization
- NetStack Ltd
- Handle
- ORG-NL4-AFRINIC
- Range
- 154.
16. 0. 0/ 16 - Registration type
- ALLOCATED PA
Origin network
AS8220
GB
- Name
- COLT Technology Services Group Limited
- Type
- Internet provider
- Registered
- Feb 24, 1997
- Domain
- colt.net
- Website
- www.colt.net
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Jun 2015
- Current origin since
- Aug 2025 · 1.3 yr
- Origin networks
- 6
- Last change of origin
- Aug 2025
Recorded history
History
- Handoffs
- 6
Whois
Registration for this announcement
- Range
- 154.
16. 166. 0/ 24 - Netname
- HEFICED-CLOUD-SERVERS
- Registrant
- Digital Energy Technologies Limited
- Registrant country
- US
- Organization
- Digital Energy Technologies Limited
- Org country
- US
- Type
- ASSIGNED PA
- Parent
- 154.
16. 0. 0 - 154. 16. 255. 255 - Created
- Not stated by the registry
- Maintainer
- NetStack-MNT
- RIR
- AFRINIC
- Country
- ZA
- Delegated
- Jun 20, 2014
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ipxo. com