Data as of Nov 4, 2026
173.227.240.0/24
No anonymizer space · no proxy exits in 30 daysRibbon Communications Operating Company, Inc. · space held by Level 3 Parent, LLC
Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Oct 10, 2026
from AS3549 Level 3 Parent, LLC, after 10 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 173.226.0.0/15 since Oct 2016 | AS3549 | Residential | 20 4 always on | Level 3 Parent, LLC |
Network & registry
Origin network
AS5777
US
- Name
- Ribbon Communications Operating Company, Inc.
- Type
- Business
- Registered
- Oct 5, 2009
- Domain
- sonus.net
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Nov 2010
- Current origin since
- Oct 10, 2026 · under a month
- Origin networks
- 3
- Last change of origin
- Oct 10, 2026
Recorded history
History
- Handoffs
- 2
Whois
Registration for this announcement
- Range
- 173.226.0.0/15
- Netname
- TWTC-NETBLK-18
- 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-173-226-0-0-1
- Parent
- NET-173-0-0-0-0
- Created
- Jan 8, 2010
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 8, 2010
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- L3 Abuse Contact
- Phone
- +1-877-453-8353
- Handle
- LAC56-ARIN