ASN Lookup Tool
AS17638 CHINATELECOM-TJ-AS-AP

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS17638
Organisation
ASN for TIANJIN Provincial Net of CT
Name
CHINATELECOM-TJ-AS-AP
Total IPv4 Addresses
608084
Total IPv4 Prefixes
812
Total IPv6 Prefixes
37
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#525 out of 77,296
Registry
Apnic
Registered Country
CN flag CN
Registered Country Name
China
Registered Date
NA
Registration Last Change
2020-05-14
Receiving From

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

ASN
Organisation
CN flagNo.31,Jin-rong Street Beijing 100032
CN flagCHINA UNICOM China169 Backbone
Transit To

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

 

ASN
Organisation
CN flag5F Greatwall Bldg., A38 Xueyuan Road Haidian Dis..
IPv4 Active Prefixes

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

Range From36.106.0.0
Range To36.106.0.255
Range From36.106.1.0
Range To36.106.1.255
Range From36.106.2.0
Range To36.106.3.255
Range From36.106.4.0
Range To36.106.4.255
Range From36.106.5.0
Range To36.106.5.255
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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.