These entries are queried from radb.net using whois, you can try my project getting these.
:AS22354 route: 41.86.160.0/19 descr: Second IPv4 block for University of Dar es Salaam origin: AS22354 mnt-by: UNIV-DSM-MNT created: 2011-03-25T05:58:20Z last-modified: 2018-09-04T16:53:35Z source: RIPE-NONAUTH remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 41.86.160.0/19 descr: UDSM Routing Object origin: AS22354 mnt-by: UDSM-AC-TZ-MNT changed: *** [at] udsm.ac.tz 20181207 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 196.44.160.0/20 descr: UDSM Routing Object origin: AS22354 mnt-by: UDSM-AC-TZ-MNT changed: *** [at] udsm.ac.tz 20181207 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 196.44.160.0/20 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS22354 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 196.44.160.0/20 descr: First IPv4 block for University of Dar es Salaam origin: AS22354 mnt-by: UNIV-DSM-MNT created: 2011-03-25T05:55:11Z last-modified: 2018-09-04T16:53:35Z source: RIPE-NONAUTH remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 196.44.160.0/21 descr: IPv4 block for University of Dar es Salaam origin: AS22354 mnt-by: UNIV-DSM-MNT created: 2013-09-04T12:54:20Z last-modified: 2018-09-04T17:44:02Z source: RIPE-NONAUTH remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 196.44.168.0/21 descr: ZANTEL via EMIX origin: AS22354 notify: noc [at] emix.net.ae mnt-by: MAINT-AS8966 changed: noc [at] emix.net.ae 20130925 source: RADB last-modified: 2023-11-13T15:45:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2c0f:f538::/32 origin: AS22354 descr: UDSM-Route6 mnt-by: UDSM-AC-TZ-MNT changed: *** [at] udsm.ac.tz 20201118 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source