Data as of Nov 11, 2026
212.23.45.0/28
No anonymizer space · no proxy exits in 30 daysGTT Communications Inc.
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 212.23.32.0/19 | 8,192 | US-GTTCOMMUNICATIONS-19990304 | GTT Communications Inc. (ORG-GCI2-RIPE) · US | ALLOCATED PA | Mar 22, 2021 | abuse@ |
| └ 212.23.45.0/28 | 16 | FORUM-NETS | Forum AG | ASSIGNED PA | May 2, 2011 | abuse@ via US-GTTCOMMUNICATIONS-19990304 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Announced by
Covering announcement 212.23.32.0/19
- Prefix
- 212.23.32.0/19
- Announced by
- AS3257 GTT Communications Inc.
- Type
- Internet provider
- RPKI
- No RPKI
- Netname
- US-GTTCOMMUNICATIONS-19990304
- Registrant
- GTT Communications Inc.
- RIR
- RIPE NCC
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
- 251
Routing timeline
Who has announced 212.23.32.0/19
212.23.32.0/19
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Oct 2019 · 7.1 yr
- Origin networks
- 2
- Last change of origin
- Oct 2019
Recorded history
History
- Handoffs
- 1
IRR
Route objects on 212.23.32.0/19
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS3257 | RIPE | GTT | AS3257-ROUTE-MNT | Sep 2, 2022 |
Whois
Registration for this announcement
- Range
- 212.
23. 32. 0/ 19 - Netname
- US-GTTCOMMUNICATIONS-19990304
- Registrant
- GTT Communications Inc.
- Registrant country
- GB
- Organization
- GTT Communications Inc. (ORG-GCI2-RIPE)
- Org country
- US
- Type
- ALLOCATED PA
- Created
- Mar 22, 2021
- Updated
- May 15, 2026
- Maintainer
- AS3257-NET-MNT
- RIR
- RIPE NCC
- Country
- US
- Delegated
- Mar 4, 1999
- Status
- assigned
Report abuse
Abuse contact
- abuse@
gtt. net - Name
- Abuse-C Role
- Handle
- AR37017-RIPE