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API Packages
IP Geolocation
Reverse Geocoding
Phone & Email Verification
Network Engineering
Free API
Tools
What is my IP?
IP Lookup
ASN Lookup
Network Lookup
Insights
Daily IP Geolocation Accuracy Report
ASN Rank by IPv4 space
Tor Exit Nodes
Bogon Routes
IPv4 Address Space Report
IPv6 Address Space Report
Resources
Getting Started
Support Articles
Blog
Sign In
Sign Up
ASN Lookup Tool
AS4837 CHINA169-Backbone
Powered By:
ASN Extended Info API
&
BGP Active Prefixes API
Home
Asn Lookup
As4837
ASN DETAILS
MAP
JSON VIEW
ASN Details
ASN
AS4837
Organisation
CHINA UNICOM China169 Backbone
Name
CHINA169-Backbone
Total IPv4 Addresses
56,905,292
Total IPv4 Prefixes
2,406
Total IPv6 Prefixes
1,314
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#7 out of 79,546
Registry
Apnic
Registered Country
CN
Registered Country Name
China
Registered Date
Registration Last Change
2024-02-06
Receiving From
ASN
Organisation
AS4134
No.31,Jin-rong Street Beijing 100032
AS7018
AT&T Enterprises, LLC
AS7922
Comcast Cable Communications, LLC
AS4766
Korea Telecom
AS701
Verizon Business
Showing 5 of 102
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Transit To
ASN
Organisation
AS24366
CERNET2 IX at Tongji University CERNET Center Be..
AS24365
CERNET2 IX at Fudan University CERNET Center Bei..
AS23910
China Next Generation Internet CERNET2 CNGI-CERN..
AS146745
Private Use AS
AS146744
Private Use AS
Showing 5 of 4342
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IPv4 Active Prefixes
Prefix
Range From
Range To
1.24.0.0/19
1.24.0.0
1.24.31.255
1.24.40.0/21
1.24.40.0
1.24.47.255
1.24.48.0/20
1.24.48.0
1.24.63.255
1.24.64.0/20
1.24.64.0
1.24.79.255
1.24.95.0/24
1.24.95.0
1.24.95.255
Showing 5 of 2,406
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IPv6 Active Prefixes
Prefix
Range From
Range To
2001:4510:1480::/41
2001:4510:1480::
2001:4510:14ff:ffff:ffff:ffff:ffff:ffff
2001:4511:1480::/41
2001:4511:1480::
2001:4511:14ff:ffff:ffff:ffff:ffff:ffff
2402:f140:ff13::/48
2402:f140:ff13::
2402:f140:ff13:ffff:ffff:ffff:ffff:ffff
2402:f140:ff14::/48
2402:f140:ff14::
2402:f140:ff14:ffff:ffff:ffff:ffff:ffff
2404:6500:dcb3::/48
2404:6500:dcb3::
2404:6500:dcb3:ffff:ffff:ffff:ffff:ffff
Showing 5 of 1,314
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Enter AS Number eg: AS714 or 714