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ASN Lookup Tool
AS400303 SYLVESTER-1

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS400303
Organisation
TruVista Communications
Name
SYLVESTER-1
Total IPv4 Addresses
3,072
Total IPv4 Prefixes
3
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#18,461 out of 79,314
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
Registration Last Change
2026-01-09
Receiving From
ASN
Organisation
AS16700
US flagCNSNext
IPv4 Active Prefixes
PrefixRange FromRange To
23.247.216.0/2223.247.216.023.247.219.255
130.250.140.0/22130.250.140.0130.250.143.255
130.250.152.0/22130.250.152.0130.250.155.255
IPv6 Active Prefixes
PrefixRange FromRange To
2606:80c0::/322606:80c0::2606:80c0:ffff:ffff:ffff:ffff:ffff:ffff