AS41754 ERTH-PENZA-AS JSC "ER-Telecom Holding"

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

IPv4 addresses48,64032 prefixes · 0.002% of announced IPv4

Rank in Russia#119largest network in RU by IPv4 space, of 4,937 · 0.11% of RU

Rank worldwide#3,994of 79,396 networks with IPv4

IPv61,024 x /481 prefixes

CountryRussia4,993 ASNs registered there

Open AS41754 in ASN lookup Look up an IP in this network (5.3.43.1) All networks in Russia

IPv4 prefixes

All 32 prefixes, in address order.

5.3.43.0/24
37.112.24.0/21
37.113.8.0/21
37.113.16.0/21
37.113.24.0/22
37.113.28.0/22
37.113.32.0/20
37.113.48.0/21
37.113.56.0/23
37.113.58.0/23
37.113.60.0/22
77.245.160.0/21
91.144.144.0/22
91.144.176.0/22
94.181.128.0/20
94.181.144.0/23
94.181.146.0/23
94.181.148.0/22
94.181.152.0/21
94.181.160.0/21
94.181.168.0/22
94.181.172.0/22
94.181.176.0/21
94.181.184.0/22
94.181.188.0/23
94.181.190.0/23
109.194.128.0/21
109.194.136.0/21
109.194.240.0/20
176.212.128.0/21
185.7.48.0/22
188.187.250.0/24

IPv6 prefixes

All 1 prefix.

2a02:2698:5c00::/38

Similar-sized networks in Russia

ASNNameIPv4 addresses

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

AS8427#117 MAGINFO-AS Joint Stock Company TransTeleCom49,152

AS30922#118 MTS-FBN-Siberia-AS MTS PJSC48,896

AS41560#120 UT-SVR UGMK-Telecom LLC47,872

AS51819#121 YAR-AS JSC "ER-Telecom Holding"47,616

AS33934#122 VolgogradEC-AS PJSC Rostelecom47,360

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