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AS51604 EKAT-AS JSC "ER-Telecom Holding"

EKAT-AS JSC "ER-Telecom Holding" · registered in Russia

IPv4 addresses143,61666 prefixes · 0.005% of announced IPv4
Rank in Russia#36largest network in RU by IPv4 space, of 4,937 · 0.33% of RU
Rank worldwide#1,382of 79,396 networks with IPv4
IPv61,024 x /481 prefixes
CountryRussia4,993 ASNs registered there
Open AS51604 in ASN lookup Look up an IP in this network (5.165.0.1) All networks in Russia

IPv4 prefixes

All 66 prefixes, in address order.

  • 5.165.0.0/20
  • 5.165.16.0/24
  • 5.165.17.0/24
  • 5.165.18.0/23
  • 5.165.20.0/24
  • 5.165.21.0/24
  • 5.165.22.0/23
  • 5.165.24.0/24
  • 5.165.25.0/24
  • 5.165.26.0/23
  • 5.165.28.0/22
  • 5.165.224.0/20
  • 5.166.32.0/19
  • 5.167.224.0/19
  • 77.223.64.0/19
  • 79.136.168.0/22
  • 79.172.8.0/24
  • 79.172.37.0/24
  • 80.83.240.0/20
  • 85.115.160.0/20
  • 85.115.176.0/21
  • 85.115.184.0/23
  • 85.115.186.0/23
  • 85.115.188.0/22
  • 87.251.180.0/24
  • 88.85.192.0/19
  • 91.230.150.0/24
  • 91.230.152.0/22
  • 92.248.128.0/19
  • 92.248.160.0/20
  • 92.248.176.0/21
  • 92.248.184.0/23
  • 92.248.186.0/24
  • 92.248.187.0/24
  • 92.248.188.0/23
  • 92.248.190.0/24
  • 92.248.191.0/24
  • 92.248.192.0/18
  • 109.195.96.0/21
  • 109.195.104.0/22
  • 109.195.108.0/23
  • 109.195.110.0/23
  • 176.215.0.0/21
  • 176.215.8.0/21
  • 176.215.16.0/20
  • 178.78.48.0/20
  • 188.187.235.0/24
  • 188.234.80.0/20
  • 188.234.96.0/20
  • 188.234.192.0/22
  • 188.234.196.0/24
  • 188.234.197.0/24
  • 188.234.198.0/23
  • 188.234.200.0/21
  • 188.234.208.0/21
  • 188.234.216.0/22
  • 188.234.220.0/22
  • 188.234.224.0/20
  • 188.234.240.0/23
  • 188.234.242.0/24
  • 188.234.243.0/24
  • 188.234.244.0/22
  • 188.234.248.0/21
  • 195.211.28.0/22
  • 217.76.176.0/20
  • 217.119.80.0/20

IPv6 prefixes

All 1 prefix.

  • 2a02:2698:1800::/38

Similar-sized networks in Russia

ASNNameIPv4 addresses
AS29124#33 ISKRATELECOM-AS Iskratelecom JSC154,368
AS12768#34 ER-TELECOM-AS JSC "ER-Telecom Holding"149,760
AS47764#35 VK-AS LLC VK144,640
AS25159#37 SONICDUO-AS PJSC MegaFon139,008
AS12683#38 STATEL-AS PJSC Rostelecom136,960
AS12695#39 DINET-AS LLC Digital Network134,400

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources