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ASN Lookup Tool
AS51809 BRSK

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS51809
Organisation
BRSK Limited
Name
BRSK
Total IPv4 Addresses
23,808
Total IPv4 Prefixes
14
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#5,918 out of 79,043
Registry
Ripe
Registered Country
GB flagGB
Registered Country Name
United Kingdom of Great Britain and Northern Ireland (the)
Registered Date
2021-01-15
Registration Last Change
2021-04-12
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
AS212655
GB flagYouFibre Limited
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
AS216405
GB flagMetric Systems UK LTD
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

PrefixRange FromRange To
45.41.148.0/2245.41.148.045.41.151.255
45.61.104.0/2145.61.104.045.61.111.255
45.82.140.0/2245.82.140.045.82.143.255
63.135.72.0/2163.135.72.063.135.79.255
67.208.52.0/2267.208.52.067.208.55.255
Showing 5 of 14
IPv6 Active Prefixes
PrefixRange FromRange To
2a10:d580::/292a10:d580::2a10:d587:ffff:ffff:ffff:ffff:ffff:ffff