Data as of Nov 12, 2026
37.112.252.0/24
1 residential-proxy exit · 30 daysJSC 'ER-Telecom Holding'
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
3
selling exits here
Oct 13, 2026 – Nov 11, 2026
Exits seen per day
96 observations
Proxy providers listing exits
- BottingTools
- IPFly
- PuraRoute
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 |
|---|---|---|---|---|---|---|
| 37.112.0.0/15 | 131,072 | RU-RAID-20120209 | JSC "ER-Telecom Holding" (ORG-RA21-RIPE) · RU | ALLOCATED PA | Feb 9, 2012 | abuse@ |
| └ 37.112.248.0/21 | 2,048 | ERTH-SPB-MAIN-NET | JSC "ER-Telecom Holding" Saint-Petersburg Branch (ORG-CHSB2-RIPE) · RU | ASSIGNED PA | Oct 28, 2020 | abuse@ |
Network & registry
Announced by
Covering announcement 37.112.248.0/21
- Prefix
- 37.112.248.0/21
- Announced by
- AS41733 JSC 'ER-Telecom Holding'
- Type
- Residential
- Proxy exits
- 28
- Always-on exits
- 1
- RPKI
- RPKI valid
- Netname
- ERTH-SPB-MAIN-NET
- Registrant
- JSC "ER-Telecom Holding" Saint-Petersburg Branch
- RIR
- RIPE NCC
IPv4 market
Holder
- Organization
- JSC "ER-Telecom Holding"
- Handle
- ORG-RA21-RIPE
- Range
- 37.
112. 0. 0/ 15 - Registration type
- ALLOCATED PA
- Record created
- Feb 9, 2012
Origin network
AS41733
RU
- Name
- JSC 'ER-Telecom Holding'
- Type
- Internet provider
- Registered
- Oct 16, 2006
- Domain
- interzet.ru
- Website
- www.interzet.ru
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 37.112.248.0/21
37.112.248.0/21
Routing history
- Pattern
- Rotating
- First seen
- Apr 2012
- Current origin since
- Jan 2025 · 1.8 yr
- Origin networks
- 3
- Last change of origin
- Jan 2025
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 37.112.248.0/21 | AS25408 | /24 | RIPE | Another network |
| 37.112.248.0/21 | AS41733 | /21 | RIPE | RPKI valid |
Whois
Registration for this announcement
- Range
- 37.
112. 248. 0/ 21 - Netname
- ERTH-SPB-MAIN-NET
- Registrant
- JSC "ER-Telecom Holding" Saint-Petersburg Branch
- Registrant country
- RU
- Organization
- JSC "ER-Telecom Holding" Saint-Petersburg Branch (ORG-CHSB2-RIPE)
- Org country
- RU
- Type
- ASSIGNED PA
- Created
- Oct 28, 2020
- Updated
- Oct 28, 2020
- Maintainer
- RAID-MNT
- RIR
- RIPE NCC
- Country
- RU
- Delegated
- Feb 9, 2012
- Status
- assigned
Report abuse
Abuse contact
- abuse@
domru. ru - Name
- ER-Telecom ISP Contact Role
- Handle
- RAID1-RIPE