Data as of Nov 6, 2026
213.177.231.0/24
No anonymizer space · no proxy exits in 30 daysGTT Communications Inc. · reallocated from GTT - EMEA Ltd.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Unknown
Risk
40 / 100 · Medium
Leased space
IPv4 market
Path
1 · Holder
record created Feb 24, 2003 · reallocated to GTT Communications Inc Aug 21, 2025
2 · Leased from
4 · Use
Unknown
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
213.177.231.0/24
From the registry to its use
- Feb 24, 2003Registry recordGTT - EMEA Ltd.ALLOCATED PA213.177.224.0/19
- May 9, 2005– Nov 18, 2016
- Nov 19, 2016– Mar 23, 2023
- Mar 12, 2023– today
- Aug 21, 2025ReallocatedGTT Communications IncSUB-ALLOCATED PA213.177.230.0/23
- Dec 14, 2025– today
- todayLeased fromIPXOIP broker
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|
| 213.177.224.0/19 since Mar 2023 | AS3257 | Unknown | IP broker IPXO, ARISK (part) | 9 | GTT - EMEA Ltd. |
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 |
|---|---|---|---|---|---|---|
| 213.177.224.0/19 | 8,192 | UK-EASYNET-20030224 | GTT - EMEA Ltd. (ORG-EA49-RIPE) · GB | ALLOCATED PA | Feb 24, 2003 | abuse@ |
| └ 213.177.230.0/23 | 512 | GTT-Communications-Inc | GTT Communications Inc | SUB-ALLOCATED PA | Aug 21, 2025 | abuse@ via UK-EASYNET-20030224 |
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
IPv4 market
Holder
- Organization
- GTT - EMEA Ltd.
- Handle
- ORG-EA49-RIPE
- Range
- 213.
177. 224. 0/ 19 - Registration type
- ALLOCATED PA
- Record created
- Feb 24, 2003
- Reallocated to
- GTT Communications Inc
- Reallocated range
- 213.
177. 230. 0/ 23 - Reallocation type
- SUB-ALLOCATED PA
- Reallocated
- Aug 21, 2025
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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Dec 2025
- Current origin since
- Dec 2025 · 11 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 213.177.230.0/23 | AS984 | /24 | RIPE | Another network |
| 213.177.230.0/23 | AS3257 | /24 | RIPE | RPKI valid |
| 213.177.230.0/23 | AS138888 | /23 | RIPE | Another network |
Whois
Registration for this announcement
- Range
- 213.
177. 230. 0/ 23 - Netname
- GTT-Communications-Inc
- Registrant
- GTT Communications Inc
- Registrant country
- GB
- Organization
- GTT Communications Inc
- Org country
- GB
- Type
- SUB-ALLOCATED PA
- Created
- Aug 21, 2025
- Updated
- Dec 24, 2025
- Maintainer
- AS3257-IPAM-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Feb 24, 2003
- Status
- assigned
Report abuse
Abuse contact
- abuse@
gtt. net - Name
- Abuse-C Role
- Handle
- AR17615-RIPE