Data as of Nov 6, 2026
66.17.224.0/20
2,048 anonymizer addresses · 50% · ISP proxy5 residential-proxy exits · 30 daysGTT Communications Inc. · space held by GTT Americas, LLC
Residential-proxy exits
Proxy exits
5
0.12% of its addresses · 30 days
Spread
4 of 16
/24s with at least one exit
Providers
4
selling exits here
Oct 7, 2026 – Nov 5, 2026
Exits seen per day
44 observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 66.17.228.0/24 | 0 | 2 | |
| 66.17.230.0/24 | 0 | 1 | |
| 66.17.237.0/24 | 0 | 1 | |
| 66.17.239.0/24 | 0 | 1 |
Proxy providers listing exits
- Ake.net
- GSocks
- Novada
- Proxyma
IPv4 market
Path
4 · Use
Internet provider
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
Owners leasing their own space
| Name | In 66.17.224.0/20 | /24s |
|---|---|---|
| GTT Americas, LLC | 2,04850% | 8 |
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 66.17.228.0/22 since Dec 2025 | AS199527 | ISP proxy | 3 | GTT Americas, LLC | |
| 66.17.236.0/22 since Dec 2025 | AS199527 | ISP proxy | 2 | 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 |
|---|---|---|---|---|---|---|
| 66.17.128.0/17 | 32,768 | RGS-BLK6 | GTT Americas, LLC (GAL-104) · US | Direct Allocation | Nov 18, 2002 | abuse@ |
| └ 66.17.224.0/20 | 4,096 | BITE-GTT | Bite (C11090838) · US | Reassigned | Feb 4, 2025 | abuse@ via RGS-BLK6 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
4,096 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 2,048 | 50% | 2 | |
| ISP proxyanonymizer | 2,048 | 50% | 2 |
Network & registry
Announced by
Covering announcement 66.17.128.0/17
- Prefix
- 66.17.128.0/17
- Announced by
- AS3257 GTT Communications Inc.
- Type
- Internet provider
- Anonymizer addresses
- none
- Proxy exits
- 9
- RPKI
- No RPKI
- Netname
- RGS-BLK6
- 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
- 244
Routing timeline
Who has announced 66.17.128.0/17
66.17.128.0/17
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Jun 2018 · 8.4 yr
- Origin networks
- 2
- Last change of origin
- Jun 2018
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 66.
17. 128. 0/ 17 - Netname
- RGS-BLK6
- 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-66-17-128-0-1
- Parent
- NET-66-0-0-0-0
- Created
- Nov 18, 2002
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 18, 2002
- Status
- assigned
Report abuse
Abuse contact
- abuse@
gtt. net - Name
- GTT Abuse Department
- Phone
- +1-703-442-5500
- Handle
- GAD46-ARIN