Data as of Nov 8, 2026
209.163.237.136/29
No anonymizer space · no proxy exits in 30 daysRackspace Hosting · space held by Level 3 Parent, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 209.163.128.0/17 since Nov 2016 | AS3549 | Internet provider | 10 1 always on | Level 3 Parent, LLC |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 209.163.128.0/17 | 32,768 | TWTC-NETBLK-12 | Level 3 Parent, LLC (LPL-141) · US | Direct Allocation | Nov 12, 1997 | abuse@ |
| └ 209.163.236.0/22 | 1,024 | RACKSPACE4-236--22 | Rackspace.com, Ltd. (RSPC) · US | Reallocated | Apr 28, 1999 | abuse@ |
| └ 209.163.237.136/29 | 8 | RSPC-9012-21004-2 | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 209.163.232.0/21
- Prefix
- 209.163.232.0/21
- Announced by
- AS33070 Rackspace Hosting
- Type
- Hosting
- RPKI
- No RPKI
- Netname
- TWTC-NETBLK-12
- Registrant
- Level 3 Parent, LLC
- RIR
- ARIN
Origin network
AS33070
US
- Name
- Rackspace Hosting
- Type
- Hosting
- Registered
- Sep 24, 2004
- Domain
- rackspace.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
209.163.232.0/21
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Mar 2012 · 15 yr
- Origin networks
- 2
- Last change of origin
- Mar 2012
Recorded history
History
- Handoffs
- 1
IRR
Route objects on 209.163.232.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS33070 | RADB | Rackspace, 5000 Walzem Road, San Antonio, TX 78218 | MAINT-AS10532 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 209.
163. 128. 0/ 17 - Netname
- TWTC-NETBLK-12
- 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-209-163-128-0-1
- Parent
- NET-209-0-0-0-0
- Created
- Nov 12, 1997
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 12, 1997
- Status
- assigned
Report abuse
Abuse contact
- abuse@
level3. com - Name
- L3 Abuse Contact
- Phone
- +1-877-453-8353
- Handle
- LAC56-ARIN