Data as of Nov 5, 2026
208.180.11.0/24
No anonymizer space · no proxy exits in 30 daysCity of Amarillo · space held by Optimum
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 208.180.0.0/16 since Nov 2006 | AS19108 | Residential | 192 29 always on | Optimum |
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 |
|---|---|---|---|---|---|---|
| 208.180.0.0/16 | 65,536 | SUDDE-NETBLK-208-180-0-0 | Optimum (SUDDE) · US | Direct Allocation | May 7, 1999 | abuse@ |
| └ 208.180.11.0/24 | 256 | CITY-OF-AMARILLO-01 | City of Amarillo (CA-496) · US | Reassigned | Aug 29, 2019 | jose. |
Network & registry
IPv4 market
Holder
- Organization
- Optimum
- Handle
- SUDDE
- Range
- 208.
180. 0. 0/ 16 - Registration type
- Direct Allocation
- Record created
- May 7, 1999
Origin network
AS397037
US
- Name
- City of Amarillo
- Type
- Business
- Registered
- Sep 6, 2018
- Domain
- amarillo.gov
- Industry
- Government and Regulatory Agencies, Administrations, Departments, and Services
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Dec 2013
- Current origin since
- Sep 2019 · 7.1 yr
- Origin networks
- 2
- Last change of origin
- Sep 2019
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS397037 | RADB | Proxy fbo City of Amarillo (AS397037) | MAINT-AS7029 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 208.
180. 11. 0/ 24 - Netname
- CITY-OF-AMARILLO-01
- Registrant
- City of Amarillo
- Organization
- City of Amarillo (CA-496)
- Org address
- PO Box 1971, Amarillo, TX, 79105-1971
- Org country
- US
- Type
- Reassigned
- Handle
- NET-208-180-11-0-1
- Parent
- NET-208-180-0-0-1
- Created
- Aug 29, 2019
- RIR
- ARIN
- Country
- US
- Delegated
- May 7, 1999
- Status
- assigned
Report abuse
Abuse contact
- jose.
villarreal@ amarillo. gov - Name
- City of Amarillo Admin
- Phone
- +1-806-378-6217
- Handle
- CAA31-ARIN