Data as of Nov 7, 2026
74.203.188.0/22
No anonymizer space · no proxy exits in 30 daysGTT Communications Inc. · space held by Level 3 Parent, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 74.202.0.0/15 since Oct 2016 | AS3549 | Internet provider | 23 | Level 3 Parent, LLC |
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 |
|---|---|---|---|---|---|---|
| 74.202.0.0/15 | 131,072 | TWTC-NETBLK-9 | Level 3 Parent, LLC (LPL-141) · US | Direct Allocation | Nov 14, 2006 | abuse@ |
| └ 74.203.188.0/22 | 1,024 | TWTC-OSN | One Source Networks Inc (ONESO-21) · US | Reassigned | Feb 10, 2014 | abuse@ |
Network & registry
IPv4 market
Holder
- Organization
- Level 3 Parent, LLC
- Handle
- LPL-141
- Range
- 74.
202. 0. 0/ 15 - Registration type
- Direct Allocation
- Record created
- Nov 14, 2006
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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2008
- Current origin since
- Jul 2018 · 8.3 yr
- Origin networks
- 2
- Last change of origin
- Jul 2018
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 74.
203. 188. 0/ 22 - Netname
- TWTC-OSN
- Registrant
- One Source Networks Inc
- Organization
- One Source Networks Inc (ONESO-21)
- Org address
- 6200 Bridge Point Pkwy, Austin, TX, 78730
- Org country
- US
- Type
- Reassigned
- Handle
- NET-74-203-188-0-1
- Parent
- NET-74-202-0-0-1
- Created
- Feb 10, 2014
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 14, 2006
- Status
- assigned
Report abuse
Abuse contact
- abuse@
gtt. net - Name
- GTT Abuse Department
- Phone
- +1-703-442-5500
- Handle
- GAD46-ARIN