These entries are queried from radb.net using whois, you can try my project getting these.
:AS149627 route: 103.122.122.0/24 origin: AS149627 descr: SHAH SULTAN NASIRUDDIN AHAMED Islampur Hanumantala, Mahanagar, Rangpur mnt-by: MAINT-VBANGLA-BD last-modified: 2022-12-30T13:54:34Z source: APNIC rpki-ov-state: valid route: 103.182.219.0/24 origin: AS149627 descr: Vbangla (Internet Service Provider) descr: SHAH SULTAN NASIRUDDIN AHAMED Islampur Hanumantala, Mahanagar, Rangpur mnt-by: MAINT-VBANGLA-BD last-modified: 2022-03-02T03:44:25Z source: APNIC rpki-ov-state: valid