Data as of Nov 3, 2026
63.136.128.0/17
No anonymizer space · no proxy exits in 30 daysCenturyLink Communications, 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 |
|---|---|---|---|---|---|---|
| 63.136.120.0 - 63.137.255.255 | 100,352 | CENTURYLINK-LEGACY-SAVVIS-BLK232 | CenturyLink Communications, LLC (CCL-534) · US | Direct Allocation | Jun 14, 2000 | [email protected] |
| └ 63.136.192.0/27 | 32 | SAVV-S608811-1 | unknown | — | — | — |
| └ 63.136.192.160/29 | 8 | SAVV-S604957-0 | unknown | — | — | — |
| └ 63.136.192.168/29 | 8 | SAVV-S604958-0 | unknown | — | — | — |
| └ 63.136.210.0/28 | 16 | SAVV-S234328 | unknown | — | — | — |
| └ 63.136.210.32/27 | 32 | SAVV-S250582-3 | unknown | — | — | — |
| └ 63.136.221.208/28 | 16 | SAVV-S264255-0 | unknown | — | — | — |
| └ 63.136.232.128/25 | 128 | SAVV-S605732-0 | unknown | — | — | — |
| └ 63.136.233.32/27 | 32 | CW-63-136-233-32 | unknown | — | — | — |
| └ 63.136.233.128/25 | 128 | SAVV-S250194 | unknown | — | — | — |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
32,768 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 32,400 | 99% | 8 | |
| Business | 368 | 1.1% | 8 |
Network & registry
Origin network
AS3561
US
- Name
- CenturyLink Communications, LLC
- Type
- Internet provider
- Registered
- Oct 7, 1998
- Domain
- lumen.com
- Website
- www.lumen.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 63.136.240.0/21 | AS32986 | RADB | PNAP-MIA strauss-routes | MAINT-AS1828 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 63.136.120.0 - 63.137.255.255
- Netname
- CENTURYLINK-LEGACY-SAVVIS-BLK232
- Registrant
- CenturyLink Communications, LLC
- Organization
- CenturyLink Communications, LLC (CCL-534)
- Org address
- 100 CENTURYLINK DR, Monroe, LA, 71201
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-63-136-120-0-1
- Parent
- NET-63-0-0-0-0
- Created
- Jun 14, 2000
- RIR
- ARIN
- Country
- US
- Delegated
- Jun 14, 2000
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Centurylink Abuse Desk
- Phone
- +1-877-886-6515
- Handle
- CAD54-ARIN