AS41668 ERTH-KAZAN-AS JSC "ER-Telecom Holding"

ERTH-KAZAN-AS JSC "ER-Telecom Holding" · registered in Russia

IPv4 addresses62,97617 prefixes · 0.002% of announced IPv4

Rank in Russia#89largest network in RU by IPv4 space, of 4,937 · 0.14% of RU

Rank worldwide#3,578of 79,396 networks with IPv4

IPv61,024 x /481 prefixes

CountryRussia4,993 ASNs registered there

Open AS41668 in ASN lookup Look up an IP in this network (5.3.144.1) All networks in Russia

IPv4 prefixes

All 17 prefixes, in address order.

5.3.144.0/20
91.144.140.0/22
91.144.188.0/24
92.255.192.0/20
94.180.128.0/18
94.180.192.0/20
94.180.208.0/24
94.180.209.0/24
94.180.210.0/23
94.180.212.0/22
94.180.216.0/21
94.180.224.0/20
94.180.240.0/21
94.180.248.0/21
109.194.176.0/20
188.187.246.0/24
188.234.0.0/18

IPv6 prefixes

All 1 prefix.

2a02:2698:2800::/38

Similar-sized networks in Russia

ASNNameIPv4 addresses

AS48524#86 INTERRA-AS INTERRA telecommunications group, Ltd.64,512

AS57378#87 ROSTOV-AS JSC "ER-Telecom Holding"64,512

AS5563#88 URAL JSC "ER-Telecom Holding"64,000

AS6856#90 IC-VORONEZH-AS AO IK "Informsvyaz-Chernozemye"62,464

AS6863#91 ROSNET-AS PJSC Rostelecom61,696

AS50543#92 SARATOV-AS JSC "ER-Telecom Holding"61,440

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