These entries are queried from radb.net using whois, you can try my project getting these.
:AS20221 route: 144.194.0.0/21 descr: Netelligent Proxy Record for AS20221 origin: AS20221 remarks: proxy record published on behalf of customer mnt-by: MAINT-AS10929 changed: irr [at] netelligent.ca 20130325 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 144.194.8.0/21 descr: Netelligent Proxy Record for AS20221 origin: AS20221 remarks: proxy record published on behalf of customer mnt-by: MAINT-AS10929 changed: irr [at] netelligent.ca 20130410 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 144.194.16.0/21 descr: Netelligent Proxy Record for AS20221 origin: AS20221 remarks: proxy record published on behalf of customer mnt-by: MAINT-AS10929 changed: irr [at] netelligent.ca 20130325 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 144.194.24.0/21 descr: eStruxture Proxy Record for AS20221 origin: AS20221 remarks: proxy record published on behalf of customer mnt-by: MAINT-AS10929 changed: irr [at] estruxture.com 20220401 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source