Data as of Nov 7, 2026
142.103.52.0/24
1 residential-proxy exit · 30 daysUniversity of British Columbia
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
15
selling exits here
Oct 8, 2026 – Nov 6, 2026
Exits seen per day
92 observations
Proxy providers listing exits
- BirdProxies
- Byteful
- CliProxy
- EnigmaProxy
- GSocks
- Infatica
- MangoProxy
- NodeProxy
- NovaProxy
- ProxyEmpire
- Proxyma
- RainProxy
- Shifter
- VantageProxies
- VitalExclusive
Network & registry
Announced by
Covering announcement 142.103.0.0/16
- Prefix
- 142.103.0.0/16
- Announced by
- AS393249 University of British Columbia
- Type
- Business
- Proxy exits
- 3
- RPKI
- RPKI valid
- Netname
- UBC1
- Registrant
- University of British Columbia
- RIR
- ARIN
Origin network
AS393249
CA
- Name
- University of British Columbia
- Type
- Education
- Registered
- Dec 14, 2010
- Domain
- ubc.ca
- Industry
- Education and Research
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 142.103.0.0/16
142.103.0.0/16
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Aug 2016 · 10 yr
- Origin networks
- 2
- Last change of origin
- Apr 2012
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 142.103.0.0/16 | AS393249 | /16 | ARIN | RPKI valid |
IRR
Route objects on 142.103.0.0/16
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS393249 | ARIN | 6356 Agricultural Road | MNT-UBC-3-Z | Jan 18, 2024 |
Whois
Registration for this announcement
- Range
- 142.
103. 0. 0/ 16 - Netname
- UBC1
- Registrant
- University of British Columbia
- Organization
- University of British Columbia (UBC-3-Z)
- Org address
- 6356 Agricultural Road, Vancouver, BC, V6T-1Z2
- Org country
- CA
- Type
- Direct Allocation
- Handle
- NET-142-103-0-0-1
- Parent
- NET-142-0-0-0-0
- Created
- Jan 27, 1992
- RIR
- ARIN
- Country
- CA
- Delegated
- Jan 27, 1992
- Status
- assigned
Report abuse
Abuse contact
- security@
ubc. ca - Name
- Abuse
- Phone
- +1-604-822-2008
- Handle
- ABUSE3547-ARIN