Data as of Nov 10, 2026
173.203.131.0/28
No anonymizer space · no proxy exits in 30 daysRackspace Hosting
Network & registry
Announced by
Covering announcement 173.203.128.0/18
- Prefix
- 173.203.128.0/18
- Announced by
- AS27357 Rackspace Hosting
- Type
- Hosting
- RPKI
- No RPKI
- Netname
- RSCP-NET-4
- Registrant
- Rackspace Hosting
- RIR
- ARIN
Origin network
AS27357
US
- Name
- Rackspace Hosting
- Type
- Hosting
- Registered
- Feb 20, 2003
- Domain
- rackspace.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 173.203.128.0/18
173.203.128.0/18
Routing history
- Pattern
- Stable
- First seen
- Dec 2009
- Current origin since
- Dec 2009 · 17 yr
- Origin networks
- 1
IRR
Route objects on 173.203.128.0/18
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS27357 | RADB | Rackspace Managed Hosting, 9725 Data point drive, Suite 100, San Antonio, TX 78229 | MAINT-AS10532 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 173.
203. 0. 0/ 16 - Netname
- RSCP-NET-4
- Registrant
- Rackspace Hosting
- Organization
- Rackspace Hosting (RACKS-8)
- Org address
- 1718 Dry Creek Way, San Antonio, TX, 78259-1837
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-173-203-0-0-1
- Parent
- NET-173-0-0-0-0
- Created
- Oct 2, 2009
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 2, 2009
- Status
- assigned
Report abuse
Abuse contact
- abuse@
rackspace. com - Name
- Abuse Desk
- Phone
- +1-210-312-4000
- Handle
- ABUSE45-ARIN