These entries are queried from radb.net using whois, you can try my project getting these.
:AS54372 route: 64.112.13.0/24 origin: AS54372 descr: PDX Corp Pub Subnet 5737 NE Huffman St/Fl-1/Rm-East MMR Hillsboro OR notify: corp-isp-maint [at] dropbox.com mnt-by: MAINT-AS54372 changed: bxavier [at] dropbox.com 20220310 #14:36:59Z source: RADB last-modified: 2023-11-13T16:09:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 185.105.164.0/22 origin: AS54372 descr: One Park Place, Floor 5 Hatch Street Upper Dublin 2, Ireland D02 E762 mnt-by: MAINT-AS54372 changed: clement [at] dropbox.com 20200410 #18:54:42Z source: RADB last-modified: 2023-11-13T16:00:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 185.105.164.0/24 origin: AS54372 descr: One Park Place, Floor 5 Hatch Street Upper Dublin 2, Ireland D02 E762 mnt-by: MAINT-AS54372 changed: clement [at] dropbox.com 20200410 #18:53:48Z source: RADB last-modified: 2023-11-13T16:00:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 185.105.166.0/24 origin: AS54372 descr: One Park Place, Floor 5 Hatch Street Upper Dublin 2, Ireland D02 E762 mnt-by: MAINT-AS54372 changed: clement [at] dropbox.com 20200410 #18:52:33Z source: RADB last-modified: 2023-11-13T16:00:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 185.105.167.0/24 origin: AS54372 descr: One Park Place, Floor 5 Hatch Street Upper Dublin 2, Ireland D02 E762 mnt-by: MAINT-AS54372 changed: clement [at] dropbox.com 20200410 #18:51:58Z source: RADB last-modified: 2023-11-13T16:00:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.189.200.0/23 descr: Dropbox, Inc., 185 Berry St. Suite 400, San Francisco, CA 94107 origin: AS54372 mnt-by: MAINT-AS19679 changed: radb-contact [at] dropbox.com 20150429 source: RADB last-modified: 2023-11-13T16:15:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.189.200.0/24 descr: Dropbox, Inc., 185 Berry St. Suite 400, San Francisco, CA 94107 origin: AS54372 mnt-by: MAINT-AS19679 changed: radb-contact [at] dropbox.com 20150429 source: RADB last-modified: 2023-11-13T16:15:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.189.201.0/24 descr: Dropbox, Inc., 185 Berry St. Suite 400, San Francisco, CA 94107 origin: AS54372 mnt-by: MAINT-AS19679 changed: radb-contact [at] dropbox.com 20150429 source: RADB last-modified: 2023-11-13T16:15:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.189.0.0/24 descr: Dropbox, Inc. 185 berry st. 4th floor san francisco, 94107 origin: AS54372 mnt-by: MAINT-AS19679 changed: colin [at] dropbox.com 20120202 #00:04:41Z source: RADB last-modified: 2023-11-13T16:15:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:c6:8000::/48 descr: 185 berry st. suite 400 san francisco, ca 94107 origin: AS54372 mnt-by: MAINT-AS19679 changed: colin [at] dropbox.com 20120207 #21:14:20Z source: RADB last-modified: 2023-11-13T16:15:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:11f:2000::/44 descr: Dropbox, Inc., 185 Berry St. Suite 400, San Francisco, CA 94107 origin: AS54372 mnt-by: MAINT-AS19679 changed: radb-contact [at] dropbox.com 20150429 source: RADB last-modified: 2023-11-13T16:15:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a01:5a20::/32 descr: Dropbox, Inc., 185 Berry St. Suite 400, San Francisco, CA 94107 origin: AS54372 mnt-by: MAINT-AS54372 changed: bstout [at] dropbox.com 20150624 #18:30:30Z source: RADB last-modified: 2023-11-13T15:47:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a01:5a20::/48 descr: Dropbox Inc 333 Brannan St San Francisco CA 94107 origin: AS54372 mnt-by: MAINT-AS54372 changed: gilles [at] dropbox.com 20160623 #17:20:16Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a01:5a20:1::/48 descr: Dropbox Inc 333 Brannan St San Francisco CA 94107 origin: AS54372 mnt-by: MAINT-AS54372 changed: gilles [at] dropbox.com 20160623 #17:19:20Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a01:5a20:1000::/36 descr: Dropbox Regional 1 origin: AS54372 mnt-by: MAINT-AS54372 changed: bstout [at] dropbox.com 20160616 #20:12:21Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a01:5a20:1000::/38 descr: Dropbox, Inc 333 Brannan St San Francisco, CA 94107 origin: AS54372 mnt-by: MAINT-AS54372 changed: bstout [at] dropbox.com 20160701 #18:50:35Z source: RADB last-modified: 2023-11-13T15:49:34Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a01:5a20:1000::/48 descr: Dropbox Inc 333 Brannan St San Francisco CA 94107 origin: AS54372 mnt-by: MAINT-AS54372 changed: gilles [at] dropbox.com 20160623 #17:18:25Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a01:5a20:1001::/48 descr: Dropbox 333 Brannan St San Francisco, CA 94107 origin: AS54372 mnt-by: MAINT-AS54372 changed: gilles [at] dropbox.com 20160623 #17:28:37Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a01:5a20:1002::/48 descr: Dropbox, Inc 333 Brannan St San Francisco, CA 94107 origin: AS54372 mnt-by: MAINT-AS54372 changed: gilles [at] dropbox.com 20160623 #17:55:43Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a01:5a20:1003::/48 descr: Dropbox, Inc 333 Brannan St San Francisco, CA 94107 origin: AS54372 mnt-by: MAINT-AS54372 changed: gilles [at] dropbox.com 20160623 #17:56:38Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a01:5a20:1004::/48 descr: Dropbox, Inc 333 Brannan St San Francisco, CA 94107 origin: AS54372 mnt-by: MAINT-AS54372 changed: gilles [at] dropbox.com 20160623 #17:58:25Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a01:5a20:1005::/48 descr: Dropbox, Inc 333 Brannan St San Francisco, CA 94107 origin: AS54372 mnt-by: MAINT-AS54372 changed: gilles [at] dropbox.com 20160623 #18:00:18Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a01:5a20:1006::/48 descr: Dropbox, Inc 333 Brannan St San Francisco, CA 94107 origin: AS54372 mnt-by: MAINT-AS54372 changed: gilles [at] dropbox.com 20160623 #18:01:07Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a01:5a20:1007::/48 descr: Dropbox, Inc 333 Brannan St San Francisco, CA 94107 origin: AS54372 mnt-by: MAINT-AS54372 changed: gilles [at] dropbox.com 20160623 #18:02:36Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a01:5a20:1008::/48 descr: Dropbox, Inc 333 Brannan St San Francisco, CA 94107 origin: AS54372 mnt-by: MAINT-AS54372 changed: gilles [at] dropbox.com 20160623 #18:03:15Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a01:5a20:100f::/48 descr: Dropbox site 1 origin: AS54372 mnt-by: MAINT-AS54372 changed: andrewb [at] dropbox.com 20160616 #20:12:12Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a01:5a20:3000::/48 descr: Dropbox 5 Martin Place, Level 17, Sydney, NSW 2000, Australia origin: AS54372 mnt-by: MAINT-AS54372 changed: gilles [at] dropbox.com 20160623 #17:27:19Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source