These entries are queried from radb.net using whois, you can try my project getting these.
:AS63300 route: 192.70.220.0/24 descr: SGGG Portfolio System Company Ltd. descr: 121 King St W descr: Suite 300 descr: Toronto, ON M5H 3T9 descr: Canada origin: AS63300 mnt-by: MNT-SPSL-8 changed: dan.rissin [at] alphadesk.com 20181208 source: ARIN rpki-ov-state: valid