31.133.104.248 — AS197768 SIBSTRIN-AS
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AS197768
Prefixes of AS197768
Prefix 31.133.104.0/21
31.133.104.248
PTR
ns1.
sibstrin.ru
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sibstrin.ru
ns.
sksh.ru
sksh.
ru
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31.133.104.0/21
2K IPs · AS197768 SIBSTRIN-AS
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AS197768
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SIBSTRIN-AS
31.133.104.0/21
Novosibirsk State University of Architecture and Civil Engineering
PTR
Previously A record for