Upstream Adjacent AS list
AS17638 CHINATELECOM-TJ-AS-AP ASN for TIANJIN Provincial Net of CT
AS4847 CNIX-AP China Networks Inter-Exchange
AS17431 TONET Beijing TONEK Information Technology Development Company
AS7497 CSTNET-AS-AP Computer Network Information Center
AS24138 CRNET_BJ_IDC-CNNIC-AP China Tietong Telecommunication Corporation