AS198354 SISTELECOM-AS SIS Laboratory, LLC

SISTELECOM-AS SIS Laboratory, LLC · registered in Russia

IPv4 addresses3,0722 prefixes · <0.001% of announced IPv4

Rank in Russia#1,122largest network in RU by IPv4 space, of 4,937 · <0.01% of RU

Rank worldwide#18,211of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryRussia4,993 ASNs registered there

Open AS198354 in ASN lookup Look up an IP in this network (37.19.0.1) All networks in Russia

IPv4 prefixes

All 2 prefixes, in address order.

37.19.0.0/21
185.214.160.0/22

IPv6 prefixes

All 1 prefix.

2a00:6240::/32

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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