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ASN Lookup Tool
AS58519 CHINATELECOM-Ctcloud

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS58519
Organisation
Cloud Computing Corporation 4th,Block E,XiShanYi..
Name
CHINATELECOM-Ctcloud
Total IPv4 Addresses
590,592
Total IPv4 Prefixes
162
Total IPv6 Prefixes
17
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#512 out of 77,684
Registry
Apnic
Registered Country
CN flag CN
Registered Country Name
China
Registered Date
Registration Last Change
2020-05-14
Receiving From

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

ASN
Organisation
AS4134
CN flagNo.31,Jin-rong Street Beijing 100032
AS4837
CN flagCHINA UNICOM China169 Backbone
AS9808
CN flagChina Mobile
AS4809
CN flagChina Telecom Next Generation Carrier Network
AS38283
CN flagCHINANET SiChuan Telecom Internet Data Center
IPv4 Active Prefixes

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

Prefix36.111.128.0/20
Range From36.111.128.0
Range To36.111.143.255
Prefix36.111.144.0/24
Range From36.111.144.0
Range To36.111.144.255
Prefix36.111.145.0/24
Range From36.111.145.0
Range To36.111.145.255
Prefix36.111.146.0/24
Range From36.111.146.0
Range To36.111.146.255
Prefix36.111.147.0/24
Range From36.111.147.0
Range To36.111.147.255
Showing 5 of 162
IPv6 Active Prefixes
Prefix2407:c080:1800::/37
Range From2407:c080:1800::
Range To2407:c080:1fff:ffff:ffff:ffff:ffff:ffff
Prefix240e:40:8::/48
Range From240e:40:8::
Range To240e:40:8:ffff:ffff:ffff:ffff:ffff
Prefix240e:40:c::/48
Range From240e:40:c::
Range To240e:40:c:ffff:ffff:ffff:ffff:ffff
Prefix240e:108::/44
Range From240e:108::
Range To240e:108:f:ffff:ffff:ffff:ffff:ffff
Prefix240e:108:10::/44
Range From240e:108:10::
Range To240e:108:1f:ffff:ffff:ffff:ffff:ffff
Showing 5 of 17
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.