Data as of Nov 3, 2026

81.23.13.0/24

No anonymizer space · no proxy exits in 30 days

OOO Svyaz'-Invest Severo-Zapad · space held by PJSC MegaFon

Announcement
this exact prefix
RPKI valid
Announced by
Type
Unknown
Risk
0 / 100 · Low

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
81.23.0.0/204,096RU-MEGAFON-20100812PJSC MegaFon (ORG-OM1-RIPE) · RUALLOCATED PAAug 12, 2010[email protected]
└ 81.23.13.0/24256Svyaz-Invest_Severo-ZapadunknownASSIGNED PAJul 26, 2024[email protected]
via RU-MEGAFON-20100812

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

IPv4 market

Holder

Organization
PJSC MegaFon
Handle
ORG-OM1-RIPE
Range
81.23.0.0/20
Registration type
ALLOCATED PA
Record created
Aug 12, 2010
Origin network

AS215106

RU
Name
OOO Svyaz'-Invest Severo-Zapad
Registered
Apr 12, 2024
Domain
sisz.ru
Website
sisz.ru/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed