Data as of Nov 10, 2026
77.37.252.0/23
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 |
|---|---|---|---|---|---|---|
| 77.37.128.0/17 | 32,768 | RU-RTK-20070321 | PJSC Rostelecom (ORG-JR8-RIPE) · RU | ALLOCATED PA | Mar 21, 2007 | abuse@ |
| └ 77.37.252.0/23 | 512 | NCN-NKS-KGN | Ncnet Kurgan City | ASSIGNED PA | Jul 27, 2026 | abuse@ via RU-RTK-20070321 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
512 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 256 | 50% | 1 | |
| Residential | 256 | 50% | 1 |
Network & registry
Announced by
Covering announcement 77.37.128.0/17
- Prefix
- 77.37.128.0/17
- Announced by
- AS42610 PJSC Rostelecom
- Type
- Residential
- Proxy exits
- 1,406
- Always-on exits
- 164
- RPKI
- RPKI valid
- Netname
- RU-RTK-20070321
- Registrant
- PJSC Rostelecom
- RIR
- RIPE NCC
Origin network
AS42610
RU
- Name
- PJSC Rostelecom
- Type
- Internet provider
- Registered
- Mar 22, 2007
- Domain
- rt.ru
- Website
- moscow.rt.ru
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 77.37.128.0/17
77.37.128.0/17
Routing history
- Pattern
- Stable
- First seen
- May 2007
- Current origin since
- May 2007 · 20 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 77.37.128.0/17 | AS42610 | /17 | RIPE | RPKI valid |
IRR
Route objects on 77.37.128.0/17
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS42610 | RIPE | NCNET | ROSTELECOM-MNT | Sep 30, 2026 |
Whois
Registration for this announcement
- Range
- 77.
37. 128. 0/ 17 - Netname
- RU-RTK-20070321
- Registrant
- PJSC Rostelecom
- Registrant country
- RU
- Organization
- PJSC Rostelecom (ORG-JR8-RIPE)
- Org country
- RU
- Type
- ALLOCATED PA
- Created
- Mar 21, 2007
- Updated
- Jun 22, 2023
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- RU
- Delegated
- Mar 21, 2007
- Status
- assigned
Report abuse
Abuse contact
- abuse@
rt. ru - Name
- PJSC Rostelecom Technical Team
- Handle
- RTNC-RIPE