AS34866 MASTERIT Master IT Ltd

MASTERIT Master IT Ltd · registered in Russia

IPv4 addresses5121 prefixes · <0.001% of announced IPv4

Rank in Russia#2,645largest network in RU by IPv4 space, of 4,937 · <0.01% of RU

Rank worldwide#51,056of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryRussia4,993 ASNs registered there

Open AS34866 in ASN lookup Look up an IP in this network (146.185.254.1) All networks in Russia

IPv4 prefixes

All 1 prefix, in address order.

146.185.254.0/23

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ASNNameIPv4 addresses

AS34671#2642 TOMSKNEFTEHIM-AS Tomskneftehim Ltd.512

AS34838#2643 ALFAINS-AS JSC "AlfaInsurance"512

AS34853#2644 PRIME-AS JSC Agency of Economical Information Prime512

AS34881#2646 Slavyansk-EKO-AS Slavyansk EKO Ltd.512

AS34998#2647 SDM-AS "SDM-BANK" PJSC512

AS35083#2648 AHML-AS JSC "DOM.RF"512

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