Data as of Nov 4, 2026
83.172.32.0/21
85 residential-proxy exits · 30 daysLLC 'Severskelectrosvyaz' · space held by JSC "ER-Telecom Holding"
Residential-proxy exits
Proxy exits
85
4.2% of its addresses · 30 days
Always-on exits
15
18% of its exits
Spread
8 of 8
/24s with at least one exit
Providers
77
selling exits here
Oct 5, 2026 – Nov 3, 2026
Exits seen per day
27K observations
- Residential
- Business
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 83.172.37.0/24 | 5 | 13 | |
| 83.172.39.0/24 | 4 | 21 | |
| 83.172.32.0/24 | 1 | 11 | |
| 83.172.36.0/24 | 1 | 11 | |
| 83.172.38.0/24 | 1 | 10 | |
| 83.172.34.0/24 | 1 | 7 | |
| 83.172.35.0/24 | 1 | 7 | |
| 83.172.33.0/24 | 1 | 4 |
Proxy providers listing exits
- 711Proxy
- 9Proxy
- Ake.net
- B2Proxy
- BartProxies
- BestProxy
- BirdProxies
- BlurPath
- BottingTools
- BuyingProxy
- ByteProxies
- Byteful
- CliProxy
- DataImpulse
- Decodo
- EZProxies
- EnigmaProxy
- Evomi
- FastProxy
- FlashProxy
- FlexyProxies
- FloppyData
- GSocks
- Geonix
- Geonode
- GloryCloud
- GonzoProxy
- HydraProxy
- IPFly
- IPPeak
- IPRoyal
- Infatica
- InfiniteProxies
- KindProxy
- Kookey
- LemonLabs
- LemonPrime
- LudaxProxy
- MangoProxy
- MoMoProxy
- NSocks
- NextProxy
- NodeProxy
- NovProxy
- NovaProxy
- Novada
- Oxylabs
- PSBProxy
- PrivateByte
- PrivateProxy
- Proxio
- Proxiware
- Proxmint
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyGeo
- ProxyHat
- ProxyRack
- ProxyWing
- Proxyma
- PuraRoute
- RainProxy
- RapidProxy
- RoamProxy
- RolaProxy
- Shifter
- Smartproxy
- StrikeProxy
- SwiftProxy
- TalorData
- Thordata
- ThunderProxy
- VantageProxies
- VitalData
- VitalExclusive
- Webshare
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 83. | 15,360 | RU-RAID-20040422 | JSC "ER-Telecom Holding" (ORG-RA21-RIPE) · RU | ALLOCATED PA | Nov 29, 2018 | abuse@ |
| └ 83.172.32.0/21 | 2,048 | SELS-NET | The municipal enterprise "Severskelektrosviaz" | SUB-ALLOCATED PA | Aug 17, 2004 | abuse@ via RU-RAID-20040422 |
| └ 83.172.32.0/24 | 256 | SELS-NET | The municipal enterprise "Severskelektrosviaz" | ASSIGNED PA | Oct 1, 2004 | abuse@ via SELS-NET |
| └ 83.172.33.0/25 | 128 | SELS-NET | The municipal enterprise "Severskelektrosviaz" | ASSIGNED PA | Oct 4, 2004 | abuse@ via SELS-NET |
| └ 83.172.33.128/27 | 32 | SSTI-NET | Seversk State Tehnological Institute | ASSIGNED PA | Oct 7, 2004 | abuse@ via SELS-NET |
| └ 83.172.33.160/28 | 16 | SEVERSKNET-NET | Seversk State Administration Zato Seversk | ASSIGNED PA | Nov 18, 2004 | abuse@ via SELS-NET |
| └ 83.172.34.0/23 | 512 | SELS-NET | The municipal enterprise "Severskelektrosviaz" | ASSIGNED PA | Oct 5, 2004 | abuse@ via SELS-NET |
| └ 83.172.36.48/29 | 8 | KOMPSTAR-NET | OOO "Kompstar" | ASSIGNED PA | Nov 15, 2004 | abuse@ via SELS-NET |
| └ 83.172.36.224/29 | 8 | UVDSEVERSK-NET | MVD UVD Seversk | ASSIGNED PA | Mar 28, 2005 | abuse@ via SELS-NET |
| └ 83.172.37.240/29 | 8 | UFPS-NET | The Post service in Tomsk region granting the postal services | ASSIGNED PA | Mar 28, 2005 | abuse@ via SELS-NET |
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
2,048 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Residential | 1,464 | 71% | 6 | |
| Business | 584 | 29% | 6 |
Network & registry
IPv4 market
Holder
- Organization
- JSC "ER-Telecom Holding"
- Handle
- ORG-RA21-RIPE
- Range
- 83.
172. 0. 0 - 83. 172. 59. 255 - Registration type
- ALLOCATED PA
- Record created
- Nov 29, 2018
- Reallocated to
- The municipal enterprise "Severskelektrosviaz"
- Reallocated range
- 83.
172. 32. 0/ 21 - Reallocation type
- SUB-ALLOCATED PA
- Reallocated
- Aug 17, 2004
Origin network
AS33892
RU
- Name
- LLC 'Severskelectrosvyaz'
- Type
- Internet provider
- Registered
- Sep 1, 2004
- Domain
- sels.ru
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 2008
- Current origin since
- Sep 2008 · 18 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS33892 | RIPE | SELS route object | TOMLINE-MNT | Feb 14, 2011 |
Whois
Registration for this announcement
- Range
- 83.
172. 32. 0/ 21 - Netname
- SELS-NET
- Registrant
- The municipal enterprise "Severskelektrosviaz"
- Registrant country
- RU
- Organization
- The municipal enterprise "Severskelektrosviaz"
- Org country
- RU
- Type
- SUB-ALLOCATED PA
- Created
- Aug 17, 2004
- Updated
- Oct 1, 2004
- Maintainer
- TOMLINE-MNT
- RIR
- RIPE NCC
- Country
- RU
- Delegated
- Apr 22, 2004
- Status
- assigned
Report abuse
Abuse contact
- abuse@
domru. ru - Name
- ER-Telecom ISP Contact Role
- Handle
- RAID1-RIPE