Data as of Nov 4, 2026
67.21.36.0/24
No anonymizer space · no proxy exits in 30 daysUniversity of California at Berkeley · space held by RGnet, 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 |
|---|---|---|---|---|---|---|
| 67.21.36.0/24 | 256 | PSG | RGnet, LLC (RGNETI-1) · US | Direct Allocation | Mar 12, 2010 | — |
| └ 67.21.36.0/24 | 256 | ICSI-BERKELEY-EXPERIMENT | ICSI (ICSI-5) · US | Reassigned | Aug 31, 2016 | — |
Network & registry
Registry
Holder
- Organization
- RGnet, LLC
- Handle
- RGNETI-1
- Range
- 67.
21. 36. 0/ 24 - Registration type
- Direct Allocation
- Record created
- Mar 12, 2010
Origin network
AS25
US
- Name
- University of California at Berkeley
- Type
- Education
- Registered
- Aug 3, 1984
- Domain
- berkeley.edu
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2010
- Current origin since
- Oct 2016 · 10 yr
- Origin networks
- 2
- Last change of origin
- Oct 2016
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS25 | RADB | PSGnet/Berkeley | MAINT-AS25 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 67.
21. 36. 0/ 24 - Netname
- ICSI-BERKELEY-EXPERIMENT
- Registrant
- ICSI
- Organization
- ICSI (ICSI-5)
- Org address
- 1947 Center Street, Ste. 600, Berkeley, CA, 94704
- Org country
- US
- Type
- Reassigned
- Handle
- NET-67-21-36-0-2
- Parent
- NET-67-21-36-0-1
- Created
- Aug 31, 2016
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 12, 2010
- Status
- assigned
Report abuse
Abuse contact
- cesr-scanning@
eecs. berkeley. edu - Name
- Net Contact
- Phone
- +1-510-666-2900
- Handle
- NETCO10-ARIN