Data as of Nov 10, 2026
85.143.78.0/24
1 residential-proxy exit · 30 daysNational Research Tomsk Polytechnic University · space held by Scientific Research Institute for System Analysis of the National Research Centre "Kurchatov Institute"
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
1
selling exits here
Oct 11, 2026 – Nov 9, 2026
Exits seen per day
27 observations
Proxy providers listing exits
- Shifter
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 85.142.0.0/15 | 131,072 | RU-NIKS-20041217 | Scientific Research Institute for System Analysis of the National Research Centre "Kurchatov Institute" (ORG-CR1-RIPE) · RU | ALLOCATED PA | Dec 17, 2004 | abuse@ |
| └ 85.143.64.0/20 | 4,096 | TPUNET | Tomsk Polytechnic University | ASSIGNED PA | Aug 5, 2024 | abuse@ via RU-NIKS-20041217 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Announced by
Covering announcement 85.143.64.0/20
- Prefix
- 85.143.64.0/20
- Announced by
- AS5567 National Research Tomsk Polytechnic University
- Type
- Business
- Proxy exits
- 280
- Always-on exits
- 21
- RPKI
- RPKI valid
- Netname
- TPUNET
- Registrant
- Tomsk Polytechnic University
- RIR
- RIPE NCC
Registry
Holder
- Organization
- Scientific Research Institute for System Analysis of the National Research Centre "Kurchatov Institute"
- Handle
- ORG-CR1-RIPE
- Range
- 85.
142. 0. 0/ 15 - Registration type
- ALLOCATED PA
- Record created
- Dec 17, 2004
Origin network
AS5567
RU
- Name
- National Research Tomsk Polytechnic University
- Type
- Education
- Registered
- Mar 5, 1996
- Domain
- tpu.ru
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 85.143.64.0/20
85.143.64.0/20
Routing history
- Pattern
- Stable
- First seen
- Sep 2007
- Current origin since
- Sep 2007 · 19 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 85.143.64.0/20 | AS5567 | /20 | RIPE | RPKI valid |
IRR
Route objects on 85.143.64.0/20
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS5567 | RIPE | TPUNET | INFR-MNT | Aug 5, 2024 |
Whois
Registration for this announcement
- Range
- 85.
143. 64. 0/ 20 - Netname
- TPUNET
- Registrant
- Tomsk Polytechnic University
- Registrant country
- RU
- Organization
- Tomsk Polytechnic University
- Org country
- RU
- Type
- ASSIGNED PA
- Created
- Aug 5, 2024
- Updated
- Aug 5, 2024
- Maintainer
- INFR-MNT
- RIR
- RIPE NCC
- Country
- RU
- Delegated
- Dec 17, 2004
- Status
- assigned
Report abuse
Abuse contact
- abuse@
rasnet. ru - Name
- Abuse-C Role
- Handle
- AR16874-RIPE