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AS41733 ZTELECOM-AS JSC "ER-Telecom Holding"

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

IPv4 addresses301,82476 prefixes · 0.010% of announced IPv4
Rank in Russia#18largest network in RU by IPv4 space, of 4,937 · 0.69% of RU
Rank worldwide#813of 79,396 networks with IPv4
IPv6noneno IPv6 routes announced
CountryRussia4,993 ASNs registered there
Open AS41733 in ASN lookup Look up an IP in this network (5.16.147.1) All networks in Russia

IPv4 prefixes

All 76 prefixes, in address order.

  • 5.16.147.0/24
  • 5.16.148.0/22
  • 5.16.152.0/21
  • 5.16.192.0/18
  • 5.17.0.0/22
  • 5.17.4.0/22
  • 5.17.8.0/21
  • 5.17.16.0/20
  • 5.17.32.0/19
  • 5.17.64.0/18
  • 5.17.128.0/18
  • 5.17.192.0/19
  • 5.17.224.0/20
  • 5.17.240.0/21
  • 5.17.248.0/21
  • 5.18.0.0/22
  • 5.18.4.0/24
  • 5.18.5.0/24
  • 5.18.6.0/24
  • 5.18.7.0/24
  • 5.18.8.0/21
  • 5.18.16.0/20
  • 5.18.32.0/19
  • 5.18.64.0/19
  • 5.18.96.0/21
  • 5.18.104.0/22
  • 5.18.110.0/23
  • 5.18.112.0/20
  • 5.18.128.0/19
  • 5.18.160.0/21
  • 5.18.168.0/22
  • 5.18.174.0/23
  • 5.18.176.0/20
  • 5.18.193.0/24
  • 5.18.194.0/23
  • 5.18.196.0/22
  • 5.18.200.0/21
  • 5.18.208.0/20
  • 5.18.224.0/19
  • 5.19.0.0/24
  • 5.19.1.0/24
  • 5.19.2.0/23
  • 5.19.4.0/22
  • 5.19.8.0/21
  • 5.19.64.0/19
  • 5.19.128.0/17
  • 37.112.248.0/21
  • 62.182.88.0/21
  • 77.244.16.0/20
  • 80.246.240.0/20
  • 83.136.240.0/21
  • 84.52.64.0/18
  • 88.204.96.0/23
  • 91.202.220.0/22
  • 91.203.168.0/22
  • 94.247.240.0/21
  • 109.167.128.0/18
  • 109.167.192.0/19
  • 109.167.224.0/20
  • 109.167.240.0/21
  • 109.167.248.0/23
  • 109.167.250.0/24
  • 109.167.253.0/24
  • 109.167.255.0/24
  • 176.221.8.0/21
  • 185.7.200.0/22
  • 185.42.80.0/22
  • 185.202.212.0/22
  • 188.134.0.0/19
  • 188.134.64.0/19
  • 188.134.96.0/20
  • 188.134.112.0/20
  • 194.24.240.0/23
  • 194.246.112.0/23
  • 195.177.120.0/22
  • 212.75.224.0/19

Similar-sized networks in Russia

ASNNameIPv4 addresses
AS8342#15 RTCOMM-AS JSC RTComm.RU309,248
AS35807#16 AS-SKYNET-SPB SkyNet Ltd.306,944
AS20632#17 PETERSTAR-AS PJSC MegaFon305,664
AS49505#19 SELECTEL JSC Selectel295,680
AS16345#20 BEE-AS PJSC "Vimpelcom"282,624
AS50340#21 SELECTEL-MSK JSC Selectel271,616

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