Data as of Nov 13, 2026
66.171.232.0/24
No anonymizer space · no proxy exits in 30 daysGTT Communications Inc. · space held by GTT Americas, LLC
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 |
|---|---|---|---|---|---|---|
| 66.171.224.0/20 | 4,096 | GTT-ARIN-BLK3 | GTT Americas, LLC (GAL-104) · US | Direct Allocation | Feb 1, 2011 | abuse@ |
| └ 66.171.232.0/24 | 256 | GTT-GTT | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 66.171.224.0/20
- Prefix
- 66.171.224.0/20
- Announced by
- AS3257 GTT Communications Inc.
- Type
- Internet provider
- RPKI
- No RPKI
- Netname
- GTT-ARIN-BLK3
- Registrant
- GTT Americas, LLC
- RIR
- ARIN
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 66.171.224.0/20
66.171.224.0/20
Routing history
- Pattern
- Stable
- First seen
- Feb 2011
- Current origin since
- Jul 2015 · 11 yr
- Origin networks
- 2
- Last change of origin
- Jul 2015
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 66.
171. 224. 0/ 20 - Netname
- GTT-ARIN-BLK3
- Registrant
- GTT Americas, LLC
- Organization
- GTT Americas, LLC (GAL-104)
- Org address
- 4201 Wilson Blvd -Suite 504, Arlington, VA, 22203
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-66-171-224-0-1
- Parent
- NET-66-0-0-0-0
- Created
- Feb 1, 2011
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 1, 2011
- Status
- assigned
Report abuse
Abuse contact
- abuse@
gtt. net - Name
- GTT Abuse Department
- Phone
- +1-703-442-5500
- Handle
- GAD46-ARIN