These entries are queried from radb.net using whois, you can try my project getting these.
:AS328266 route: 102.135.240.0/21 descr: Atomic-v4-1 origin: AS328266 mnt-by: AL9-MNT changed: *** [at] atomic.ac 20180617 source: AFRINIC rpki-ov-state: valid route: 102.135.240.0/22 origin: AS328266 descr: Atomic Network Monitoring A mnt-by: AL9-MNT changed: *** [at] atomic.ac 20220415 source: AFRINIC rpki-ov-state: valid route: 102.135.240.0/23 origin: AS328266 descr: Atomic National 1 mnt-by: AL9-MNT changed: *** [at] atomic.ac 20220415 source: AFRINIC rpki-ov-state: valid route: 102.135.240.0/24 descr: Atomic-v4-1-0 origin: AS328266 mnt-by: AL9-MNT changed: *** [at] atomic.ac 20191009 source: AFRINIC rpki-ov-state: valid route: 102.135.241.0/24 descr: Atomic-v4-1-1 origin: AS328266 mnt-by: AL9-MNT changed: *** [at] atomic.ac 20191009 source: AFRINIC rpki-ov-state: valid route: 102.135.242.0/23 origin: AS328266 descr: Atomic National 2 mnt-by: AL9-MNT changed: *** [at] atomic.ac 20220415 source: AFRINIC rpki-ov-state: valid route: 102.135.242.0/24 descr: Atomic-v4-1-2 origin: AS328266 mnt-by: AL9-MNT changed: *** [at] atomic.ac 20191009 source: AFRINIC rpki-ov-state: valid route: 102.135.243.0/24 descr: Atomic-v4-1-3 origin: AS328266 mnt-by: AL9-MNT changed: *** [at] atomic.ac 20191009 source: AFRINIC rpki-ov-state: valid route: 102.135.244.0/22 origin: AS328266 descr: Atomic Network Monitoring B mnt-by: AL9-MNT changed: *** [at] atomic.ac 20220415 source: AFRINIC rpki-ov-state: valid route: 102.135.244.0/23 origin: AS328266 descr: Atomic National 3 mnt-by: AL9-MNT changed: *** [at] atomic.ac 20220415 source: AFRINIC rpki-ov-state: valid route: 102.135.244.0/24 descr: Atomic-v4-1-4 origin: AS328266 mnt-by: AL9-MNT changed: *** [at] atomic.ac 20191009 source: AFRINIC rpki-ov-state: valid route: 102.135.245.0/24 descr: Atomic-v4-1-5 origin: AS328266 mnt-by: AL9-MNT changed: *** [at] atomic.ac 20191009 source: AFRINIC rpki-ov-state: valid route: 102.135.246.0/23 origin: AS328266 descr: Atomic National 4 mnt-by: AL9-MNT changed: *** [at] atomic.ac 20220415 source: AFRINIC rpki-ov-state: valid route: 102.135.246.0/24 descr: Atomic-v4-1-6 origin: AS328266 mnt-by: AL9-MNT changed: *** [at] atomic.ac 20191009 source: AFRINIC rpki-ov-state: valid route: 102.135.247.0/24 descr: Atomic-v4-1-7 origin: AS328266 mnt-by: AL9-MNT changed: *** [at] atomic.ac 20191009 source: AFRINIC rpki-ov-state: valid route: 102.216.76.0/22 origin: AS328266 descr: We make fibre epic! mnt-by: AL9-MNT changed: *** [at] atomic.ac 20221026 source: AFRINIC rpki-ov-state: valid route: 102.216.76.0/23 origin: AS328266 descr: We make fibre epic! mnt-by: AL9-MNT changed: *** [at] atomic.ac 20221026 source: AFRINIC rpki-ov-state: valid route: 102.216.76.0/24 origin: AS328266 descr: We make fibre epic! mnt-by: AL9-MNT changed: *** [at] atomic.ac 20221026 source: AFRINIC rpki-ov-state: valid route: 102.216.77.0/24 origin: AS328266 descr: We make fibre epic! mnt-by: AL9-MNT changed: *** [at] atomic.ac 20221026 source: AFRINIC rpki-ov-state: valid route: 102.216.78.0/23 origin: AS328266 descr: We make fibre epic! mnt-by: AL9-MNT changed: *** [at] atomic.ac 20221026 source: AFRINIC rpki-ov-state: valid route: 102.216.78.0/24 origin: AS328266 descr: We make fibre epic! mnt-by: AL9-MNT changed: *** [at] atomic.ac 20221026 source: AFRINIC rpki-ov-state: valid route: 102.216.79.0/24 origin: AS328266 descr: We make fibre epic! mnt-by: AL9-MNT changed: *** [at] atomic.ac 20221026 source: AFRINIC rpki-ov-state: valid route6: 2c0f:ef18::/32 origin: AS328266 descr: Atomic Vumatel v6 mnt-by: AL9-MNT changed: *** [at] atomic.ac 20220327 source: AFRINIC rpki-ov-state: valid route6: 2c0f:ef18:1000::/36 origin: AS328266 descr: Atomic Octotel v6 mnt-by: AL9-MNT changed: *** [at] atomic.ac 20220327 source: AFRINIC rpki-ov-state: valid route6: 2c0f:ef18:2000::/36 origin: AS328266 descr: Atomic Frogfoot v6 mnt-by: AL9-MNT changed: *** [at] atomic.ac 20220327 source: AFRINIC rpki-ov-state: valid route6: 2c0f:ef18:3000::/36 origin: AS328266 descr: Atomic Vumatel v6 mnt-by: AL9-MNT changed: *** [at] atomic.ac 20220327 source: AFRINIC rpki-ov-state: valid route6: 2c0f:ef18:4000::/36 origin: AS328266 descr: FNO mnt-by: AL9-MNT changed: *** [at] atomic.ac 20221203 source: AFRINIC rpki-ov-state: valid route6: 2c0f:ef18:5000::/36 origin: AS328266 descr: FNO mnt-by: AL9-MNT changed: *** [at] atomic.ac 20221203 source: AFRINIC rpki-ov-state: valid route6: 2c0f:ef18:8000::/36 origin: AS328266 descr: TEST mnt-by: AL9-MNT changed: *** [at] atomic.ac 20221203 source: AFRINIC rpki-ov-state: valid route6: 2c0f:ef18:9000::/36 origin: AS328266 descr: TUNNEL mnt-by: AL9-MNT changed: *** [at] atomic.ac 20221203 source: AFRINIC rpki-ov-state: valid