Data as of Nov 10, 2026
212.
- Proxy activity
- Not seen in 30 days
- Type
- Business
- Risk
- 0 / 100 · Low
- Announced by
- AS3257GTT Communications Inc.gtt.netInternet provider
- Announcement
- 212.221.0.0/17RPKI valid
- Location
- Prague, Czechia
Network & registry
Announced by
Announcement
- Prefix
- 212.221.0.0/17
- Announced by
- AS3257 GTT Communications Inc.
- Type
- Internet provider
- Proxy exits
- 38
- Always-on exits
- 1
- RPKI
- RPKI valid
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 212.221.0.0/17
212.221.0.0/17
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Oct 2019 · 7.1 yr
- Origin networks
- 3
- Last change of origin
- Oct 2019
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 212.221.0.0/17 | AS3257 | /24 | RIPE | RPKI valid |
IRR
Route objects on 212.221.0.0/17
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS3257 | RIPE | GTT | AS3257-ROUTE-MNT | Sep 2, 2022 |
Whois
Registration for this address
- Range
- 212.
221. 0. 0/ 17 - Netname
- US-GTTCOMMUNICATIONS-19980807
- 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
- Sub-assignment
- 212.
221. 6. 168/ 32 - RIR
- RIPE NCC
- Country
- US
- Delegated
- Aug 7, 1998
- Status
- assigned
Report abuse
Abuse contact
- abuse@
gtt. net - Name
- Abuse-C Role
- Handle
- AR37017-RIPE