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ASN Lookup Tool
AS59538 UPSTREAM

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS59538
Organisation
UPSTREAM NETWORK LTD
Name
UPSTREAM
Total IPv4 Addresses
4111
Total IPv4 Prefixes
19
Total IPv6 Prefixes
26
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#15,303 out of 77,259
Registry
Ripe
Registered Country
GB flag GB
Registered Country Name
United Kingdom of Great Britain and Northern Ireland (the)
Registered Date
2023-05-19
Registration Last Change
2023-11-12
Receiving From

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

ASN
Organisation
AS6939
US flagHurricane Electric LLC
AS40676
US flagPsychz Networks
AS25369
GB flagHydra Communications Ltd
AS3258
AU flagxTom Pty Ltd
AS53616
US flagASYMPTOTE NETWORK, LLC
Showing 5 of 7
Transit To

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

 

ASN
Organisation
AS199068
CN flagXiaoYin Shi
AS198266
CN flagYunrui Gu
AS215832
CN flagJian Xu
AS199018
US flagXkrme Network LLC
AS215595
US flagSparkTech LTD
Showing 5 of 6
IPv4 Active Prefixes

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

Prefix38.75.44.0/24
Range From38.75.44.0
Range To38.75.44.255
Prefix38.75.45.0/24
Range From38.75.45.0
Range To38.75.45.255
Prefix38.75.46.0/24
Range From38.75.46.0
Range To38.75.46.255
Prefix38.75.47.0/24
Range From38.75.47.0
Range To38.75.47.255
Prefix154.61.161.0/24
Range From154.61.161.0
Range To154.61.161.255
Showing 5 of 19
IPv6 Active Prefixes
Prefix2a0f:7800::/40
Range From2a0f:7800::
Range To2a0f:7800:ff:ffff:ffff:ffff:ffff:ffff
Prefix2a0f:7800:100::/40
Range From2a0f:7800:100::
Range To2a0f:7800:1ff:ffff:ffff:ffff:ffff:ffff
Prefix2a0f:7800:200::/40
Range From2a0f:7800:200::
Range To2a0f:7800:2ff:ffff:ffff:ffff:ffff:ffff
Prefix2a0f:7800:300::/40
Range From2a0f:7800:300::
Range To2a0f:7800:3ff:ffff:ffff:ffff:ffff:ffff
Prefix2a0f:7800:400::/40
Range From2a0f:7800:400::
Range To2a0f:7800:4ff:ffff:ffff:ffff:ffff:ffff
Showing 5 of 26
Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.