Data as of Nov 3, 2026
172.121.236.0/22
Anonymizer · ISP proxyGTT Communications Inc. · space held by EGIHosting
IPv4 market
Path
Operators, sellers and brokers
Leased from
Owners leasing their own space
| Name | In 172.121.236.0/22 | /24s |
|---|---|---|
| EGIHosting | 1,024100% | 4 |
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
172.121.236.0/22
From the registry to its use
- Jun 23, 2015Registry recordEGIHostingDirect Allocation172.120.0.0/15
- Nov 10, 2020– Aug 12, 2021AnnouncedAS1239 Cogent Communications, LLC
- Sep 29, 2021Route objectAS3257 GTT Communications Inc.RADB route object for AS3257 GTT Communications Inc., maintainer MAINT-AS18779
- Sep 30, 2021– Nov 2, 2026
- todayLeased fromEGIHostingLessor
- todayUsedOxylabsProxy seller
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
- Nov 2020
- Current origin since
- Sep 2021 · 5.1 yr
- Origin networks
- 2
- Last change of origin
- Sep 2021
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 172.120.0.0/15
- Netname
- EGN-23
- Registrant
- EGIHosting
- Organization
- EGIHosting (EGNL-1)
- Org address
- 3223 Kenneth Street, Santa Clara, CA, 95054
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-172-120-0-0-1
- Parent
- NET-172-0-0-0-0
- Created
- Jun 23, 2015
- RIR
- ARIN
- Country
- US
- Delegated
- Jun 23, 2015
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse Department
- Phone
- +1-888-808-8806
- Handle
- ABUSE1715-ARIN