Data as of Nov 14, 2026
205.201.160.0/19
7,936 anonymizer addresses · 97% · ISP proxyGTT Communications Inc. · space held by VoloNet Technologies, Inc
IPv4 market
Path
1 · Holder
record created Aug 4, 2005 · reallocated to GTT Americas, LLC Nov 10, 2025
4 · Use
ISP proxy
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
IP brokers
| Name | In 205.201.160.0/19 | /24s |
|---|---|---|
| IPNetZone | 3,84047% | 15 |
Leased from
Owners leasing their own space
| Name | In 205.201.160.0/19 | /24s |
|---|---|---|
| VoloNet Technologies, Inc | 7,93697% | 31 |
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
205.201.160.0/19
From the registry to its use
- Aug 4, 2005Registry recordVoloNet Technologies, IncDirect Allocation205.201.160.0/19
- Jul 24, 2018– today
- May 5, 2023Route objectAS3257 GTT Communications Inc.ARIN route object for AS3257 GTT Communications Inc., maintainer MNT-VOLO
- Nov 10, 2025ReallocatedGTT Americas, LLCReallocated205.201.160.0/19
- Nov 27, 2025
Announcements
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
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 |
|---|---|---|---|---|---|---|
| 205.201.160.0/19 | 8,192 | VOLONET-3 | VoloNet Technologies, Inc (VOLO) · US | Direct Allocation | Aug 4, 2005 | abuse@ |
| └ 205.201.160.0/19 | 8,192 | GTT-TEST | GTT Americas, LLC (GAL-104) · US | Reallocated | Nov 10, 2025 | abuse@ |
| └ 205.201.160.0/20 | 4,096 | GTT-CUSTOMER | IPNetZone (IPNET-1) · US | Reallocated | Dec 21, 2025 | ipabuse@ |
| └ 205.201.160.0/20 | 4,096 | RCN-GTT | RCN (RTSL-6) · US | Reallocated | Oct 23, 2026 | abuse@ |
| └ 205.201.176.0/20 | 4,096 | GTT-CUSTOMER | IPNetZone (IPNET-1) · US | Reallocated | Nov 27, 2025 | ipabuse@ |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
8,192 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| ISP proxyanonymizer | 7,936 | 97% | 16 | |
| Unknown | 256 | 3.1% | 1 |
Network & registry
IPv4 market
Holder
- Organization
- VoloNet Technologies, Inc
- Handle
- VOLO
- Range
- 205.
201. 160. 0/ 19 - Registration type
- Direct Allocation
- Record created
- Aug 4, 2005
- Reallocated to
- GTT Americas, LLC (GAL-104)
- Reallocated
- Nov 10, 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
- 363
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jul 2018
- Current origin since
- Jul 2018 · 8.3 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS3257 | ARIN | GTT | MNT-VOLO | Nov 10, 2025 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 205.201.176.0/20 | AS6079 | ARIN | VoloNet Technologies, Inc | MNT-VOLO | Nov 27, 2025 |
Whois
Registration for this announcement
- Range
- 205.
201. 160. 0/ 19 - Netname
- GTT-TEST
- Registrant
- GTT Americas, LLC
- Organization
- GTT Americas, LLC (GAL-104)
- Org address
- 4201 Wilson Blvd -Suite 504, Arlington, VA, 22203
- Org country
- US
- Type
- Reallocated
- Handle
- NET-205-201-160-0-2
- Parent
- NET-205-201-160-0-1
- Created
- Nov 10, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 4, 2005
- Status
- assigned
Report abuse
Abuse contact
- abuse@
gtt. net - Name
- GTT Abuse Department
- Phone
- +1-703-442-5500
- Handle
- GAD46-ARIN