{"asn":139122,"name":"BMAC","description":"BEIJING MUNICIPAL ADMINISTRATION COMMUNICATION CARD CO..LTD","country":"CN","rir":"","prefix_v4":1,"prefix_v6":1,"updated_at":"2026-06-09T06:15:17.080504Z","upstreams":[{"asn":4808,"name":"CHINA169-BJ","country":"CN"}],"downstreams":null,"peers":null,"ixp_memberships":null}