Data as of Nov 10, 2026
77.77.136.96/29
No anonymizer space · no proxy exits in 30 daysGTT Communications Inc.
Network & registry
Announced by
Covering announcement 77.77.128.0/18
- Prefix
- 77.77.128.0/18
- Announced by
- AS3257 GTT Communications Inc.
- Type
- Internet provider
- Proxy exits
- 108
- Always-on exits
- 14
- RPKI
- RPKI valid
- Netname
- US-GTTCOMMUNICATIONS-20070223
- 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
- 239
Routing timeline
Who has announced 77.77.128.0/18
77.77.128.0/18
Routing history
- Pattern
- Stable
- First seen
- Mar 2007
- Current origin since
- Oct 2021 · 5.1 yr
- Origin networks
- 2
- Last change of origin
- Oct 2021
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 77.77.128.0/18 | AS3257 | /24 | RIPE | RPKI valid |
Whois
Registration for this announcement
- Range
- 77.
77. 128. 0/ 18 - Netname
- US-GTTCOMMUNICATIONS-20070223
- 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
- Jun 13, 2023
- Maintainer
- AS3257-NET-MNT
- RIR
- RIPE NCC
- Country
- US
- Delegated
- Feb 23, 2007
- Status
- assigned
Report abuse
Abuse contact
- abuse@
gtt. net - Name
- Abuse-C Role
- Handle
- AR37017-RIPE