Data as of Nov 4, 2026
74.121.80.0/21
No anonymizer space · no proxy exits in 30 daysGTT Communications Inc. · space held by GTT Americas, LLC
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 74.121.80.0/22 since Sep 28, 2026 | AS11611 | Internet provider | GTT Americas, LLC via Arctic Fox Networks Inc | |
| 74.121.84.0/22 since Sep 28, 2026 | AS11611 | Internet provider | GTT Americas, LLC via Arctic Fox Networks Inc |
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 |
|---|---|---|---|---|---|---|
| 74.121.80.0/21 | 2,048 | OSN-NET1 | GTT Americas, LLC (GAL-104) · US | Direct Allocation | Jan 8, 2010 | abuse@ |
| └ 74.121.80.0/22 | 1,024 | NET-V4-GTT-BLK31 | Arctic Fox Networks Inc (AFN-35) · US | Reallocated | Feb 23, 2026 | dmcanotice@ |
| └ 74.121.84.0/22 | 1,024 | NET-V4-GTT-BLK32 | Arctic Fox Networks Inc (AFN-35) · US | Reallocated | Feb 23, 2026 | dmcanotice@ |
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
- May 2022
- Current origin since
- May 2022 · 4.4 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS3257 | RADB | GTT | MAINT-AS3257 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 74.
121. 80. 0/ 21 - Netname
- OSN-NET1
- 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-74-121-80-0-1
- Parent
- NET-74-0-0-0-0
- Created
- Jan 8, 2010
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 8, 2010
- Status
- assigned
Report abuse
Abuse contact
- abuse@
gtt. net - Name
- GTT Abuse Department
- Phone
- +1-703-442-5500
- Handle
- GAD46-ARIN