These entries are queried from radb.net using whois, you can try my project getting these.
:AS136919 route: 103.99.28.0/22 descr: CAT route object for MYANMA POSTS AND TELECOMMUNICATIONS origin: AS136919 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20180828 source: RADB last-modified: 2023-11-13T15:54:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.99.28.0/22 descr: Proxy-registered route object origin: AS136919 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20211105 source: NTTCOM last-modified: 2021-11-05T04:29:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.99.28.0/23 descr: Proxy-registered route object origin: AS136919 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20211105 source: RADB last-modified: 2023-11-13T16:08:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.99.28.0/23 descr: Proxy-registered route object origin: AS136919 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20211105 source: NTTCOM last-modified: 2021-11-05T04:29:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.99.28.0/24 descr: CAT route object for MYANMA POSTS AND TELECOMMUNICATIONS origin: AS136919 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20180828 source: RADB last-modified: 2023-11-13T15:54:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.99.28.0/24 descr: Proxy-registered route object origin: AS136919 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20211105 source: NTTCOM last-modified: 2021-11-05T04:29:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.99.29.0/24 descr: CAT route object for MYANMA POSTS AND TELECOMMUNICATIONS origin: AS136919 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20180828 source: RADB last-modified: 2023-11-13T15:54:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.99.29.0/24 descr: Proxy-registered route object origin: AS136919 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20211105 source: NTTCOM last-modified: 2021-11-05T04:29:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.99.30.0/23 descr: CAT route object for MYANMA POSTS AND TELECOMMUNICATIONS origin: AS136919 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20191223 source: RADB last-modified: 2023-11-13T15:59:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.99.30.0/23 descr: Proxy-registered route object origin: AS136919 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20211105 source: NTTCOM last-modified: 2021-11-05T04:29:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.99.30.0/24 descr: CAT route object for MYANMA POSTS AND TELECOMMUNICATIONS origin: AS136919 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20180828 source: RADB last-modified: 2023-11-13T15:54:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.99.30.0/24 descr: Proxy-registered route object origin: AS136919 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20211105 source: NTTCOM last-modified: 2021-11-05T04:29:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.99.31.0/24 descr: CAT route object for MYANMA POSTS AND TELECOMMUNICATIONS origin: AS136919 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20180828 source: RADB last-modified: 2023-11-13T15:54:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.99.31.0/24 descr: Proxy-registered route object origin: AS136919 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20211105 source: NTTCOM last-modified: 2021-11-05T04:29:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source