Data as of Nov 5, 2026
206.100.0.0/21
No anonymizer space · no proxy exits in 30 daysCenturyLink Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 206.100.0.0/14 since May 2005 | AS3561 | Internet provider | CenturyLink 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 |
|---|---|---|---|---|---|---|
| 206. | 294,912 | CENTURYLINK-LEGACY-SAVVIS-BLK144 | CenturyLink Communications, LLC (CCL-534) · US | Direct Allocation | Aug 15, 1995 | abuse@ |
| └ 206.100.0.80/28 | 16 | SAVV-S608857-0 | unknown | — | — | — |
| └ 206.100.0.144/29 | 8 | SAVV-S233453-0 | unknown | — | — | — |
| └ 206.100.0.168/29 | 8 | SAVV-S604518-0 | unknown | — | — | — |
| └ 206.100.0.200/29 | 8 | SAVV-S618608-0 | unknown | — | — | — |
| └ 206.100.0.232/29 | 8 | SAVV-S618608-0 | unknown | — | — | — |
| └ 206.100.0.240/28 | 16 | SAVV-S619265-0 | unknown | — | — | — |
| └ 206.100.1.64/27 | 32 | SAVV-S615579-0 | unknown | — | — | — |
| └ 206.100.2.0/24 | 256 | SAVV-S615579-0 | unknown | — | — | — |
| └ 206.100.3.0/24 | 256 | SAVV-S233453-0 | unknown | — | — | — |
| └ 206.100.4.0/25 | 128 | SAVV-S618608-0 | unknown | — | — | — |
| └ 206.100.4.144/29 | 8 | SAVV-S619126-0 | unknown | — | — | — |
| └ 206.100.6.0/28 | 16 | SAVV-S621563-0 | unknown | — | — | — |
| └ 206.100.6.64/27 | 32 | SAVV-S639681-0 | unknown | — | — | — |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
2,048 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 1,768 | 86% | 11 | |
| Business | 280 | 14% | 11 |
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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 2012
- Current origin since
- Oct 2020 · 6.0 yr
- Origin networks
- 2
- Last change of origin
- Apr 2021
Recorded history
History
- Handoffs
- 3
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 206.100.0.0/21 | AS3561 | /24 | ARIN | RPKI valid |
| 206.100.0.0/14 | AS3561 | /14 | ARIN | Too specific |
Whois
Registration for this announcement
- Range
- 206.
99. 128. 0 - 206. 103. 255. 255 - Netname
- CENTURYLINK-LEGACY-SAVVIS-BLK144
- 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-206-99-128-0-2
- Parent
- NET-206-0-0-0-0
- Created
- Aug 15, 1995
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 15, 1995
- Status
- assigned
Report abuse
Abuse contact
- abuse@
aup. lumen. com - Name
- Centurylink Abuse Desk
- Phone
- +1-877-886-6515
- Handle
- CAD54-ARIN