These entries are queried from radb.net using whois, you can try my project getting these.
:AS-BIZTEL as-set: AS-BIZTEL descr: AS SET of Biz Telecom LLC descr: biztel.ru members: AS197453 remarks: -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- remarks: Customers AS remarks: -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- members: AS51472 members: AS29226 members: AS39266 members: AS201275 members: AS31626 members: AS200762 members: AS35504 members: AS39604 members: AS198615 members: AS62268 members: AS208165 members: AS44126 members: AS39034 members: AS199194 members: AS207692 members: AS206850 members: AS51218 members: AS206973 members: AS43319 members: AS34597 remarks: -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- remarks: Customers as-sets remarks: -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- members: AS-ZVITELECOM tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: BIZTEL-MNT created: 2013-11-11T13:27:19Z last-modified: 2024-04-02T08:45:21Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: ****************************