Data as of Nov 3, 2026
63.208.78.0/24
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 |
|---|---|---|---|---|---|
| 63.208.0.0/13 since May 2005 | AS3356 | Internet provider | 177 25 always on | Level 3 Parent, LLC |
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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Nov 2017 · 9.0 yr
- Origin networks
- 2
- Last change of origin
- Nov 2017
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 63.208.0.0/13
- Netname
- LEVEL4-CIDR
- Registrant
- Level 3 Parent, LLC
- Organization
- Level 3 Parent, LLC (LPL-141)
- Org address
- 100 CenturyLink Drive, Monroe, LA, 71203
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-63-208-0-0-1
- Parent
- NET-63-0-0-0-0
- Created
- May 28, 1999
- RIR
- ARIN
- Country
- US
- Delegated
- May 28, 1999
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- L3 Abuse Contact
- Phone
- +1-877-453-8353
- Handle
- LAC56-ARIN