These entries are queried from radb.net using whois, you can try my project getting these.
:AS-AVANTEL as-set: AS-AVANTEL descr: JSC Avantel. Novosibirsk AS-SET remarks: ----------------------------- remarks: - Novosibirsk remarks: ----------------------------- members: AS-AVANTEL-MSK members: AS-MAGTEL members: AS-DataFort-NSK members: AS197200 members: AS207883 members: AS204678 members: AS50889 members: AS62331 members: AS49063 members: AS212670 members: AS203660 members: AS206115 members: AS207361 members: AS61985 members: AS15508 members: AS30797 members: AS59957 members: AS47905 members: AS62331 members: AS198716 members: AS62036 members: AS61193 members: AS206427 members: AS203514 members: AS60878 members: AS198981 members: AS203599 members: AS201037 members: AS197482 members: AS201065 members: AS62036 members: AS59973 members: AS60108 members: AS60835 members: AS199049 members: AS200021 members: AS61069 members: AS43552 members: AS35711 members: AS44310 members: AS58027 members: AS49547 members: AS50001 members: AS51213 members: AS50486 members: AS25549 members: AS39258 members: AS39530 members: AS35410 members: AS41712 members: AS48107 members: AS48236 members: AS44634 members: AS47280 members: AS5387 members: AS50085 members: AS57494 members: AS3335 members: AS59850 members: AS212264 members: AS211730 remarks: ----------------------------- remarks: - Tomsk remarks: ----------------------------- members: AS-STACKLTD members: AS41566 members: AS39701 members: AS35411 members: AS29047 members: AS35722 members: AS199778 members: AS56957 members: AS48120 members: AS48679 members: AS48784 members: AS48818 members: AS49396 members: AS49987 members: AS51740 members: AS51256 members: AS48316 members: AS34479 remarks: ----------------------------- remarks: - Barnaul remarks: ----------------------------- members: AS206572 remarks: ----------------------------- remarks: - Omsk remarks: ----------------------------- members: AS8817 remarks: ----------------------------- tech-c: DUMY-RIPE admin-c: DUMY-RIPE notify: noc [at] avantel.ru mnt-by: AVANTEL-MNT created: 2007-10-23T04:40:51Z last-modified: 2023-11-01T04:07:01Z 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: ****************************