Data as of Nov 10, 2026
83.136.112.0/24
No anonymizer space · no proxy exits in 30 daysPJSC Rostelecom
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 |
|---|---|---|---|---|---|---|
| 83.136.112.0/21 | 2,048 | RU-RTK-20040225 | PJSC Rostelecom (ORG-JR8-RIPE) · RU | ALLOCATED PA | Feb 25, 2004 | abuse@ |
| └ 83.136.112.0/24 | 256 | USI-Tyumen-Corporate-net1 | JSC "Uralsviazinform", Tyumen branch | ASSIGNED PA | Dec 29, 2004 | abuse@ via RU-RTK-20040225 |
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 83.136.112.0/21
- Prefix
- 83.136.112.0/21
- Announced by
- AS12389 PJSC Rostelecom
- Type
- Residential
- Proxy exits
- 28
- Always-on exits
- 2
- RPKI
- RPKI valid
- Netname
- RU-RTK-20040225
- Registrant
- PJSC Rostelecom
- RIR
- RIPE NCC
Origin network
AS12389
RU
- Name
- PJSC Rostelecom
- Type
- Internet provider
- Registered
- Jul 1, 2005
- Domain
- rt.ru
- Website
- www.company.rt.ru/en/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 83.136.112.0/21
83.136.112.0/21
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Apr 2017 · 9.5 yr
- Origin networks
- 2
- Last change of origin
- Apr 2017
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 83.136.112.0/21 | AS12389 | /21 | RIPE | RPKI valid |
IRR
Route objects on 83.136.112.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS12389 | RIPE | Rostelecom networks | ROSTELECOM-MNT | Oct 31, 2018 |
Whois
Registration for this announcement
- Range
- 83.
136. 112. 0/ 21 - Netname
- RU-RTK-20040225
- Registrant
- PJSC Rostelecom
- Registrant country
- RU
- Organization
- PJSC Rostelecom (ORG-JR8-RIPE)
- Org country
- RU
- Type
- ALLOCATED PA
- Created
- Feb 25, 2004
- Updated
- Jun 5, 2024
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- RU
- Delegated
- Feb 25, 2004
- Status
- assigned
Report abuse
Abuse contact
- abuse@
rt. ru - Name
- PJSC Rostelecom Technical Team
- Handle
- RTNC-RIPE