These entries are queried from radb.net using whois, you can try my project getting these.
:AS12075 route: 141.159.0.0/16 descr: RR-RC-JACOBS ENGINEERING GROUP INC-South origin: AS12075 admin-c: IPADDREG tech-c: IPADDREG notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20200319 #16:02:50Z source: RADB last-modified: 2023-11-13T16:15:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.14.0/24 descr: Jacobs Engineering origin: AS12075 mnt-by: MAINT-AS12075 changed: keith.sergeant [at] jacobs.com 20170223 #16:18:49Z source: RADB last-modified: 2023-11-13T16:00:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.15.0/24 descr: Jacobs Engineering origin: AS12075 mnt-by: MAINT-AS12075 changed: keith.sergeant [at] jacobs.com 20170223 #16:19:50Z source: RADB last-modified: 2023-11-13T16:00:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.58.0/24 origin: AS12075 descr: SWITCH Customer RADB Route member-of: RS-AS23005 remarks: 20210621-481 mnt-by: MAINT-SWITCH changed: netops [at] switch.com 20210624 #21:05:01Z source: RADB last-modified: 2023-11-13T16:06:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.59.0/24 origin: AS12075 descr: SWITCH Customer RADB Route member-of: RS-AS23005 remarks: 20210621-481 mnt-by: MAINT-SWITCH changed: netops [at] switch.com 20210624 #21:03:41Z source: RADB last-modified: 2023-11-13T16:06:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.60.0/23 descr: Switch Communications Customer Route origin: AS12075 member-of: RS-AS23005 member-of: RS-AS22911 remarks: Route for Jacobs Engineering Group, Inc. remarks: 168.88.60.0/23-24 mnt-by: MAINT-SWITCH changed: netops [at] switch.com 20190520 #16:11:05Z source: RADB last-modified: 2023-11-13T15:56:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.62.0/23 descr: KPN Customer Route - Jacobs origin: AS12075 remarks: ========================================================== remarks: KPN Customer Route remarks: ---------------------------------------------------------- remarks: For the hopeless cases where we couldn't get customers remarks: update IRR data in their RIR RR .... remarks: ========================================================== mnt-by: MAINT-AS286 changed: fvd [at] de.kpn-eurorings.net 20181012 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.64.0/23 descr: Jacobs Engineering origin: AS12075 mnt-by: MAINT-AS12075 changed: keith.sergeant [at] jacobs.com 20170222 #17:15:16Z source: RADB last-modified: 2023-11-13T16:00:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.64.0/23 descr: Switch Communications Customer Route origin: AS12075 remarks: Route for Jacobs Engineering Group, Inc. remarks: 168.88.64.0/23-24 mnt-by: SWITCHCOM-MNT changed: netops-eng [at] switchlv.com 20120925 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.66.0/23 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS12075 remarks: Proxy add for customer Jacobs Engineering mnt-by: MAINT-AS7922 changed: chris_johnson8 [at] cable.comcast.com 20160322 source: RADB last-modified: 2023-11-13T15:54:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.66.0/24 descr: Jacobs Engineering origin: AS12075 mnt-by: MAINT-AS12075 changed: keith.sergeant [at] jacobs.com 20170222 #17:15:16Z source: RADB last-modified: 2023-11-13T16:00:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.70.0/24 descr: Jacobs Engineering origin: AS12075 mnt-by: MAINT-AS12075 changed: keith.sergeant [at] jacobs.com 20170222 #17:15:16Z source: RADB last-modified: 2023-11-13T16:00:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.72.0/24 descr: Proxy Addition remarks: Added by Shaw on behalf of customer origin: AS12075 notify: ipadmin-sbs [at] sjrb.ca mnt-by: MAINT-AS6327 changed: ipadmin-sbs [at] sjrb.ca 20140128 source: RADB last-modified: 2024-03-05T21:00:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.73.0/24 origin: AS12075 descr: Jacobs Engineering mnt-by: MAINT-AS12075 changed: sunil.gajjar [at] jacobs.com 20210628 #08:24:58Z source: RADB last-modified: 2023-11-13T16:07:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.74.0/23 descr: Jacobs Engineering origin: AS12075 mnt-by: MAINT-AS12075 changed: keith.sergeant [at] jacobs.com 20170423 #01:27:32Z source: RADB last-modified: 2023-11-13T16:00:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.74.0/24 descr: Jacobs Engineering origin: AS12075 mnt-by: MAINT-AS12075 changed: keith.sergeant [at] jacobs.com 20170222 #17:24:45Z source: RADB last-modified: 2023-11-13T16:00:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.75.0/24 descr: Jacobs Engineering origin: AS12075 mnt-by: MAINT-AS12075 changed: keith.sergeant [at] jacobs.com 20170222 #17:25:38Z source: RADB last-modified: 2023-11-13T16:00:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.82.0/24 origin: AS12075 descr: Jacobs Engineering - KDC mnt-by: MAINT-AS12075 changed: sunil.gajjar [at] jacobs.com 20230415 #08:38:24Z source: RADB last-modified: 2023-11-13T16:16:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.124.0/23 descr: RR-RC-JACOBS ENGINEERING GROUP INC.-Midwest origin: AS12075 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20191104 #20:22:51Z source: RADB last-modified: 2023-11-13T16:15:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.126.0/24 descr: RR-RC-JACOBS ENGINEERING GROUP INC.-Midwest origin: AS12075 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20191104 #20:22:51Z source: RADB last-modified: 2023-11-13T16:15:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.220.0/24 origin: AS12075 descr: Switch Customer route member-of: RS-AS23005 remarks: 20210802-412 mnt-by: MAINT-SWITCH changed: netops [at] switch.com 20210802 #23:26:48Z source: RADB last-modified: 2023-11-13T16:08:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.222.0/24 origin: AS12075 descr: Jacobs Engineering mnt-by: MAINT-AS12075 changed: sunil.gajjar [at] jacobs.com 20210715 #05:45:12Z source: RADB last-modified: 2023-11-13T16:07:53Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.88.224.0/24 descr: proxy entry for Jacobs Technology origin: AS12075 mnt-by: MAINT-CHTR-WD changed: nicholas.etnoyer [at] charter.com 20181008 #18:05:49Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source