Data as of Nov 9, 2026
169.230.76.0/24
No anonymizer space · no proxy exits in 30 daysComcast Cable Communications, LLC · space held by University of California - Office of the President
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 169.230.0.0/16 since May 2005 | AS5653 | Business | 3 | University of California - Office of the President |
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 |
|---|---|---|---|---|---|---|
| 169. | 327,680 | UCSD-NET-169-228 | University of California - Office of the President (UCOP-Z) · US | Direct Allocation | Aug 4, 1995 | noc@ |
| └ 169.230.0.0/16 | 65,536 | UCSFNET1-UCOP | University of California San Francisco (UCSF) · US | Reassigned | Oct 17, 2002 | security@ |
Network & registry
IPv4 market
Holder
- Organization
- University of California - Office of the President
- Handle
- UCOP-Z
- Range
- 169.
229. 0. 0 - 169. 233. 255. 255 - Registration type
- Direct Allocation
- Record created
- Aug 4, 1995
- Legacy
- yes
Origin network
AS33651
US
- Name
- Comcast Cable Communications, LLC
- Type
- Internet provider
- Registered
- Feb 16, 2005
- Domain
- comcast.com
- Website
- corporate.comcast.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
- Dec 2016
- Current origin since
- Dec 2016 · 9.9 yr
- Origin networks
- 2
Recorded history
History
- Also announced by
- 33667
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS7922 not the origin | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 169.
230. 0. 0/ 16 - Netname
- UCSFNET1-UCOP
- Registrant
- University of California San Francisco
- Organization
- University of California San Francisco (UCSF)
- Org address
- Room 602, San Francisco, CA, 94143-0225
- Org country
- US
- Type
- Reassigned
- Handle
- NET-169-230-0-0-1
- Parent
- NET-169-229-0-0-1
- Created
- Oct 17, 2002
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 4, 1995
- Status
- assigned
Report abuse
Abuse contact
- security@
ucsf. edu - Name
- UCSF ITS Information Security Services
- Phone
- +1-415-514-4100
- Handle
- UIISS-ARIN