Data as of Nov 12, 2026
5.178.16.0/21
No anonymizer space · no proxy exits in 30 daysGTT Communications Inc. · space held by GTT Communications Netherlands B.V.
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
- 251
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 2013
- Current origin since
- Nov 2019 · 7.0 yr
- Origin networks
- 3
- Last change of origin
- Nov 2019
Recorded history
History
- Handoffs
- 2
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS3257 | RIPE | GTT | AS3257-ROUTE-MNT | Nov 22, 2019 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 5.178.17.0/24 | AS15802 | RADB | DU via EMIX | MAINT-AS8966 | Nov 13, 2023 |
| 5.178.17.0/24 | AS25465 | RADB | ZAIN via EMIX via EMIX | MAINT-AS8966 | Nov 13, 2023 |
| 5.178.18.0/24 | AS15802 | RADB | DU via EMIX | MAINT-AS8966 | Nov 13, 2023 |
| 5.178.18.0/24 | AS25465 | RADB | GBI VIA EMIX | MAINT-AS8966 | Nov 13, 2023 |
| 5.178.19.0/24 | AS15802 | RADB | Du via EMIX | MAINT-AS8966 | Nov 13, 2023 |
| 5.178.19.0/24 | AS25465 | RADB | ZAIN via EMIX via EMIX | MAINT-AS8966 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 5.
178. 16. 0/ 21 - Netname
- NL-IRTCLOUD-20120803
- Registrant
- GTT Communications Netherlands B.V.
- Registrant country
- NL
- Organization
- GTT Communications Netherlands B.V. (ORG-ICNB1-RIPE)
- Org country
- NL
- Type
- ALLOCATED PA
- Created
- Aug 3, 2012
- Updated
- Nov 6, 2025
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- NL
- Delegated
- Aug 3, 2012
- Status
- assigned
Report abuse
Abuse contact
- abuse@
gtt. net - Name
- Abuse-C Role
- Handle
- AR63657-RIPE