AS50477 SV-EN-AS Svyaz-Energo Ltd.

SV-EN-AS Svyaz-Energo Ltd. · registered in Russia

IPv4 addresses20,48018 prefixes · <0.001% of announced IPv4

Rank in Russia#261largest network in RU by IPv4 space, of 4,937 · 0.05% of RU

Rank worldwide#6,035of 79,396 networks with IPv4

IPv68 x /32 (524,288 x /48)1 prefixes

CountryRussia4,993 ASNs registered there

Open AS50477 in ASN lookup Look up an IP in this network (5.149.200.1) All networks in Russia

IPv4 prefixes

All 18 prefixes, in address order.

5.149.200.0/23
5.149.202.0/23
5.149.204.0/23
5.149.206.0/24
5.149.207.0/24
46.19.112.0/21
109.236.208.0/20
134.19.144.0/21
134.19.152.0/23
134.19.154.0/24
134.19.155.0/24
134.19.156.0/23
134.19.158.0/23
178.57.56.0/21
185.34.244.0/22
185.188.96.0/22
194.58.168.0/21
194.58.184.0/21

IPv6 prefixes

All 1 prefix.

2a04:6000::/29

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AS35271#262 AVIEL-AS JSC "AVIEL"20,480

AS42548#263 KCHR-AS PJSC Rostelecom20,480

AS48940#264 LINK-AS Link Ltd.20,480

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