Data as of Nov 7, 2026
63.238.236.0/23
No anonymizer space · no proxy exits in 30 daysLevel 3 Parent, LLC · space held by CenturyLink Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 63.224.0.0/12 | AS209 | Residential | 1,135 100 always on |
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 |
|---|---|---|---|---|---|---|
| 63.236.0.0/14 | 262,144 | CENTURYLINK-LEGACY-QWEST-INET-9 | CenturyLink Communications, LLC (CCL-534) · US | Direct Allocation | Nov 19, 1999 | abuse@ |
| └ 63.238.236.0/23 | 512 | 63-238-236-0-23 | Yellowstone Media Design (YMD-4) · US | Reassigned | Apr 14, 2025 | — |
Network & registry
IPv4 market
Holder
- Organization
- CenturyLink Communications, LLC
- Handle
- CCL-534
- Range
- 63.
236. 0. 0/ 14 - Registration type
- Direct Allocation
- Record created
- Nov 19, 1999
Origin network
AS3356
US
- Name
- Level 3 Parent, LLC
- Type
- Internet provider
- Registered
- Mar 10, 2000
- Domain
- lumen.com
- Website
- www.lumen.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Sep 2006
- Current origin since
- Aug 2022 · 4.2 yr
- Origin networks
- 2
- Last change of origin
- Aug 2022
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS17054 not the origin | RADB | RR-RC-Expedient-MOH | MAINT-RR | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 63.
238. 236. 0/ 23 - Netname
- 63-238-236-0-23
- Registrant
- Yellowstone Media Design
- Organization
- Yellowstone Media Design (YMD-4)
- Org address
- PO Box 962, GARDINER, MT, 59030
- Org country
- US
- Type
- Reassigned
- Handle
- NET-63-238-236-0-1
- Parent
- NET-63-236-0-0-1
- Created
- Apr 14, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 19, 1999
- Status
- assigned
Report abuse
Abuse contact
- abuse@
aup. lumen. com - Name
- Centurylink Abuse Desk
- Phone
- +1-877-886-6515
- Handle
- CAD54-ARIN