Data as of Nov 10, 2026
143.167.131.0/24
4 residential-proxy exits · 30 daysJisc Services Limited · space held by University of Sheffield
Residential-proxy exits
Proxy exits
4
1.6% of its addresses · 30 days
Providers
2
selling exits here
Oct 11, 2026 – Nov 9, 2026
Exits seen per day
14 observations
Proxy providers listing exits
- NovaProxy
- Shifter
Network & registry
Announced by
Covering announcement 143.167.0.0/16
- Prefix
- 143.167.0.0/16
- Announced by
- AS786 Jisc Services Limited
- Type
- Business
- Proxy exits
- 263
- Always-on exits
- 2
- RPKI
- RPKI valid
- Netname
- UNI-SHEFFIELD-LINR
- Registrant
- University of Sheffield
- RIR
- RIPE NCC
Origin network
AS786
GB
- Name
- Jisc Services Limited
- Type
- Education
- Registered
- Sep 1, 1993
- Domain
- jisc.ac.uk
- Website
- www.jisc.ac.uk/janet
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 143.167.0.0/16
143.167.0.0/16
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Aug 2016 · 10 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 143.167.0.0/16 | AS786 | /16 | RIPE | RPKI valid |
IRR
Route objects on 143.167.0.0/16
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS786 | RIPE | University of Sheffield | JIPS-NOSC | Sep 23, 2026 |
Whois
Registration for this announcement
- Range
- 143.
167. 0. 0/ 16 - Netname
- UNI-SHEFFIELD-LINR
- Registrant
- University of Sheffield
- Registrant country
- GB
- Organization
- University of Sheffield (ORG-UOS34-RIPE)
- Org country
- GB
- Type
- LEGACY
- Created
- Not stated by the registry
- Updated
- Apr 12, 2018
- Maintainer
- JANET-HOSTMASTER
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Sep 26, 1990
- Status
- assigned