Data as of Nov 7, 2026
89.251.192.0/20
No anonymizer space · no proxy exits in 30 daysGTT Communications Inc. · space held by Chess Limited
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 |
|---|---|---|---|---|---|---|
| 89.251.192.0/20 | 4,096 | UK-CHESS-20060918 | Chess Limited (ORG-CP13-RIPE) · GB | ALLOCATED PA | Sep 18, 2006 | networkoperations@ |
| └ 89. | 2,816 | GIS-MB-CH3 | Chess Limited Managed Broadband ADSL Assignment | ASSIGNED PA | Mar 1, 2016 | networkoperations@ via UK-CHESS-20060918 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
4,096 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Residential | 2,816 | 69% | 1 | |
| Unknown | 1,280 | 31% | 1 |
Network & registry
Origin network
AS3257
US
- Name
- GTT Communications Inc.
- Type
- Internet provider
- Registered
- Sep 30, 1994
- Domain
- gtt.net
- Website
- www.gtt.net
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 244
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Oct 2006
- Current origin since
- Dec 2023 · 2.9 yr
- Origin networks
- 3
- Last change of origin
- Dec 2023
Recorded history
History
- Handoffs
- 2
Whois
Registration for this announcement
- Range
- 89.
251. 192. 0/ 20 - Netname
- UK-CHESS-20060918
- Registrant
- Chess Limited
- Registrant country
- GB
- Organization
- Chess Limited (ORG-CP13-RIPE)
- Org country
- GB
- Type
- ALLOCATED PA
- Created
- Sep 18, 2006
- Updated
- Jul 15, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Sep 18, 2006
- Status
- assigned
Report abuse
Abuse contact
- networkoperations@
chesstelecom. com - Name
- Abuse-C Role
- Handle
- AR36986-RIPE