These entries are queried from radb.net using whois, you can try my project getting these.
:AS-CTAH as-set: AS-CTAH descr: China Telecom Anhui Branch members: AS139721 members: AS140083,AS140527,AS142608,AS132833,AS134425,AS132437,AS149178,AS138570 members: AS59068,AS56006,AS55966 members: AS140245,AS140246,AS140247,AS140248,AS140249,AS140250,AS140251,AS140252,AS140253,AS140254,AS140255,AS140256,AS140257,AS140258,AS140259,AS140260,AS140261 mnt-by: MAINT-AS139721 changed: liuwei12.ah [at] chinatelecom.cn 20230716 #03:33:27Z source: RADB last-modified: 2023-11-13T16:17:47Z