ASN Lookup Tool
AS4538 China Education and Research Network Center

An 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.

ASN Details

ASN
AS4538
Organisation
China Education and Research Network Center
AS Name
ERX-CERNET-BKB
IPv4 Addresses Announced
17,103,871
IPv4 Prefixes Announced
7,911
Bogon Prefixes Announced
0
IPv4 Space Rank
#25 out of 74,539
Registry
APNIC
Registered Country
CN flag CN
Registration Date
Registration Change
2020-09-03

Receiving From

ASN
Organisation
ASN
Organisation
CN flag No.31Jinrong Street
ASN
Organisation
HK flag The Hong Kong Internet Exchange Limited
ASN
Organisation
CN flag CHINA UNICOM China169 Backbone
ASN
Organisation
US flag TATA COMMUNICATIONS AMERICA INC
ASN
Organisation
SE flag Telia Company AB
ASN
Organisation
HK flag China Mobile International Limited
ASN
Organisation
US flag NetActuate Inc
ASN
Organisation
HK flag China Telecom Global Limited
ASN
Organisation
AU flag ANYCAST HOLDINGS PTY LTD
ASN
Organisation
SG flag ALPHA NETWORKS SOLUTION PTE. LTD.
Showing 10 of 26 Results View More >

Transit To

ASN
Organisation
ASN
Organisation
CN flag CERNET2 IX at Shanghai Jiaotong University
ASN
Organisation
CN flag CERNET2 IX at Southeast University
ASN
Organisation
CN flag CERNET2 IX at Shandong University
ASN
Organisation
CN flag CERNET New Technology Co. Ltd
ASN
Organisation
CN flag China Education and Research Network CERNET
ASN
Organisation
CN flag CERNET2 IX at University of Electronic Science and Technology of China
ASN
Organisation
CN flag CERNET2 IX at Tsinghua University
ASN
Organisation
CN flag Test platform Service Center
ASN
Organisation
CN flag Beijing Foreign Studies University
ASN
Organisation
CN flag Shenyang Agricultural University
Showing 10 of 14 Results View More >

Active Prefixes

Prefix
Range From
Range To
Prefix
Range From
Range To
Showing 10 of 7,911 Results View More >