Data as of Nov 7, 2026
81.17.4.0/22
No anonymizer space · no proxy exits in 30 daysJSC 'ER-Telecom Holding'
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 |
|---|---|---|---|---|---|---|
| 81.17.0.0/20 | 4,096 | RU-RAID-20020107 | JSC "ER-Telecom Holding" (ORG-RA21-RIPE) · RU | ALLOCATED PA | Jan 7, 2002 | abuse@ |
| └ 81. | 120 | NEXCOM-NET | Ekaterinburg, Company Tron | ASSIGNED PA | Apr 20, 2017 | abuse@ via RU-RAID-20020107 |
| └ 81.17.4.120/30 | 4 | NEXCOM-NET | Pervouralsk, Enforta | ASSIGNED PA | Apr 20, 2017 | abuse@ via RU-RAID-20020107 |
| └ 81. | 132 | NEXCOM-NET | Ekaterinburg, Company Tron | ASSIGNED PA | Apr 20, 2017 | abuse@ via RU-RAID-20020107 |
| └ 81.17.5.0/24 | 256 | NEXCOM-NET | Ekaterinburg, Company Tron | ASSIGNED PA | Oct 29, 2002 | abuse@ via RU-RAID-20020107 |
| └ 81.17.6.0/28 | 16 | NEXCOM-OMEGA-MINERALS | Ekaterinburg, OOO Omega Minerals Ural | ASSIGNED PA | Jan 23, 2004 | abuse@ via RU-RAID-20020107 |
| └ 81.17.6.40/29 | 8 | NEXCOM-KOTLOMASH | Ekaterinburg, Uralkotlomash-EK LLC | ASSIGNED PA | Mar 29, 2002 | abuse@ via RU-RAID-20020107 |
| └ 81.17.6.48/29 | 8 | NEXCOM-SIDOROVA | Ekaterinburg, Sidorova | ASSIGNED PA | Apr 22, 2002 | abuse@ via RU-RAID-20020107 |
| └ 81.17.6.56/29 | 8 | NEXCOM-TK | Customer network client | ASSIGNED PA | Apr 22, 2002 | abuse@ via RU-RAID-20020107 |
| └ 81.17.6.64/29 | 8 | NEXCOM-NIZMK | Ekaterinburg, OAO NIZMK | ASSIGNED PA | Apr 23, 2002 | abuse@ via RU-RAID-20020107 |
| └ 81.17.6.72/29 | 8 | NEXCOM-ROOCIT | Ekaterinburg, Roocit | ASSIGNED PA | Nov 3, 2004 | abuse@ via RU-RAID-20020107 |
| └ 81.17.6.80/29 | 8 | NEXCOM-LINLINE | Ekaterinburg, LinLine Co | ASSIGNED PA | May 13, 2002 | abuse@ via RU-RAID-20020107 |
| └ 81.17.6.128/29 | 8 | NEXCOM-SIROTINA | Ekaterinburg, Sirotina | ASSIGNED PA | May 31, 2002 | abuse@ via RU-RAID-20020107 |
| └ 81.17.6.136/29 | 8 | NEXCOM-CONVENT | Ekaterinburg, Novo-Tihvinsky zhensky monastir | ASSIGNED PA | Jun 12, 2002 | abuse@ via RU-RAID-20020107 |
| └ 81.17.6.160/28 | 16 | NEXCOM-ART-COMPUTERS | Ekaterinburg, OOO Art Computers | ASSIGNED PA | Jan 23, 2004 | abuse@ via RU-RAID-20020107 |
| └ 81.17.6.176/29 | 8 | NEXCOM-IKO | Ekaterinburg, ZAO IKO | ASSIGNED PA | Aug 2, 2002 | abuse@ via RU-RAID-20020107 |
| └ 81.17.6.184/29 | 8 | NEXCOM-OMEGAOPT | Ekaterinburg, Omega-Opt Ltd. | ASSIGNED PA | Jan 23, 2004 | abuse@ via RU-RAID-20020107 |
| └ 81.17.6.192/29 | 8 | NEXCOM-ELDORADO | Ekaterinburg, OOO Estrade | ASSIGNED PA | Jan 23, 2004 | abuse@ via RU-RAID-20020107 |
| └ 81.17.6.200/29 | 8 | NEXCOM-REGUL | Ekaterinburg, Regul Ltd. | ASSIGNED PA | Jun 20, 2003 | abuse@ via RU-RAID-20020107 |
| └ 81.17.6.224/28 | 16 | NEXCOM-BANG-BONSOMER | Ekaterinburg, Bang&Bonsomer Ltd | ASSIGNED PA | Aug 6, 2004 | abuse@ via RU-RAID-20020107 |
| └ 81.17.7.0/24 | 256 | NEXCOM-NET | Ekaterinburg, Company Tron | ASSIGNED PA | Dec 15, 2002 | abuse@ via RU-RAID-20020107 |
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
1,024 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 912 | 89% | 20 | |
| Unknown | 112 | 11% | 5 |
Network & registry
Announced by
Covering announcement 81.17.0.0/20
- Prefix
- 81.17.0.0/20
- Announced by
- AS24588 JSC 'ER-Telecom Holding'
- Type
- Unknown
- Proxy exits
- 2
- RPKI
- No RPKI
- Netname
- RU-RAID-20020107
- Registrant
- JSC "ER-Telecom Holding"
- RIR
- RIPE NCC
Origin network
AS24588
RU
- Name
- JSC 'ER-Telecom Holding'
- Type
- Internet provider
- Registered
- Jan 9, 2002
- Domain
- ertelecom.ru
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 81.17.0.0/20
81.17.0.0/20
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
IRR
Route objects on 81.17.0.0/20
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS24588 | RIPE | Enforta-EKB | TRON-MNT | Nov 24, 2008 |
Whois
Registration for this announcement
- Range
- 81.
17. 0. 0/ 20 - Netname
- RU-RAID-20020107
- Registrant
- JSC "ER-Telecom Holding"
- Registrant country
- RU
- Organization
- JSC "ER-Telecom Holding" (ORG-RA21-RIPE)
- Org country
- RU
- Type
- ALLOCATED PA
- Created
- Jan 7, 2002
- Updated
- Dec 22, 2017
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- RU
- Delegated
- Jan 7, 2002
- Status
- assigned
Report abuse
Abuse contact
- abuse@
domru. ru - Name
- ER-Telecom ISP Contact Role
- Handle
- RAID1-RIPE