AS50544 KRSK-AS JSC "ER-Telecom Holding"

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

IPv4 addresses49,66422 prefixes · 0.002% of announced IPv4

Rank in Russia#113largest network in RU by IPv4 space, of 4,937 · 0.11% of RU

Rank worldwide#3,937of 79,396 networks with IPv4

IPv61,024 x /481 prefixes

CountryRussia4,993 ASNs registered there

Open AS50544 in ASN lookup Look up an IP in this network (37.112.192.1) All networks in Russia

IPv4 prefixes

All 22 prefixes, in address order.

37.112.192.0/20
109.195.64.0/21
109.195.72.0/22
109.195.76.0/24
109.195.77.0/24
109.195.78.0/23
109.234.128.0/21
176.214.104.0/21
176.215.80.0/21
176.215.96.0/19
188.187.200.0/21
188.187.238.0/24
188.234.118.0/23
188.235.192.0/19
188.235.224.0/20
188.235.240.0/21
188.235.248.0/21
217.74.160.0/20
217.117.176.0/21
217.117.184.0/23
217.117.187.0/24
217.117.188.0/22

IPv6 prefixes

All 1 prefix.

2a02:2698:3000::/38

Similar-sized networks in Russia

ASNNameIPv4 addresses

AS20807#110 Credolink-ASN JSC "ER-Telecom Holding"51,200

AS34590#111 IZHEVSK-AS JSC "ER-Telecom Holding"50,432

AS6789#112 CRELCOM-NET CRELCOM LLC49,920

AS52207#114 TULA-AS JSC "ER-Telecom Holding"49,664

AS8334#115 CO-TPTEL-AS JOINT-STOCK COMPANY "TELEPORT TELECOM"49,664

AS8371#116 Vimpelcom-NN PJSC "Vimpelcom"49,408

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