These entries are queried from radb.net using whois, you can try my project getting these.
:AS139217 route: 103.139.236.0/24 origin: AS139217 descr: Royal Capital Ltd Ittefaq Bhaban 3rd Floor,1 R.K Mission Road,Dhaka 1222 mnt-by: MAINT-ROYALCAPITALLTD-BD last-modified: 2019-09-30T05:59:22Z source: APNIC rpki-ov-state: valid route: 103.144.236.0/24 origin: AS139217 descr: Royal Capital Ltd Ittefaq Bhaban 3rd Floor,1 R.K Mission Road,Dhaka 1222 mnt-by: MAINT-ROYALCAPITALLTD-BD last-modified: 2019-11-06T04:27:23Z source: APNIC rpki-ov-state: valid