Data as of Nov 4, 2026
208.77.64.0/21
No anonymizer space · no proxy exits in 30 daysGTT Communications Inc. · space held by IPNetZone
Residential-proxy exits
Providers
4
selling exits here
Proxy providers listing exits
- EnigmaProxy
- NovaProxy
- ProxyEmpire
- VantageProxies
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
208.77.64.0/21
From the registry to its use
- Apr 12, 2007Registry recordIPNetZoneDirect Allocation208.77.64.0/21
- Jun 3, 2007
- Jun 8, 2007– Nov 18, 2016AnnouncedAS20077 IPNetZone
- Nov 7, 2016– today
- May 5, 2023Route objectAS3257 GTT Communications Inc.ARIN route object for AS3257 GTT Communications Inc., maintainer MNT-IPNET-1
- todayLeased fromIPNetZoneIP broker
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Leased from | Holder | RPKI |
|---|---|---|---|---|---|
| 208.77.64.0/24 since Jun 2023 | AS16260 | Internet provider | IP broker IPNetZone | IPNetZone | |
| 208.77.66.0/23 since Jun 2023 | AS16260 | Unknown | IP broker IPNetZone | IPNetZone | |
| 208.77.68.0/22 since Jun 2023 | AS16260 | Unknown | IP broker IPNetZone | IPNetZone |
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 |
|---|---|---|---|---|---|---|
| 208.77.64.0/21 | 2,048 | IPNETZONE | IPNetZone (IPNET-1) · US | Direct Allocation | Apr 12, 2007 | [email protected] |
| └ 208.77.64.0/24 | 256 | GTT-GTT | GTT Communications (C11446487) · DE | Reassigned | Dec 11, 2025 | [email protected] via IPNETZONE |
| └ 208.77.65.0/24 | 256 | GTT-GTT | unknown | — | — | — |
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
2,048 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Unknown | 1,792 | 88% | 3 | |
| Internet provider | 256 | 13% | 1 |
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
- 244
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2007
- Current origin since
- Nov 2016 · 10.0 yr
- Origin networks
- 2
- Last change of origin
- Nov 2016
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 208.77.64.0/21
- Netname
- IPNETZONE
- Registrant
- IPNetZone
- Organization
- IPNetZone (IPNET-1)
- Org address
- 7900 Tysons One Place, McLean, VA, 22102
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-208-77-64-0-1
- Parent
- NET-208-0-0-0-0
- Created
- Apr 12, 2007
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 12, 2007
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse Handle
- Phone
- +1-646-254-6800
- Handle
- ABUSE2254-ARIN