These entries are queried from radb.net using whois, you can try my project getting these.
:AS25789 route: 157.242.0.0/16 descr: Loyola Marymount University Information Technology Services 1 LMU Drive Los Angeles, CA 90045 origin: AS25789 mnt-by: MAINT-AS25789 changed: pliu [at] lmu.edu 20031031 #19:11:42(UTC) changed: pliu [at] lmu.edu 20031031 #01:01:27(UTC) source: RADB last-modified: 2023-11-13T15:39:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.242.0.0/17 descr: Loyola Marymount University origin: AS25789 notify: yadong [at] usc.edu notify: ypyun [at] usc.edu remarks: Proxy-registered route object mnt-by: MAINT-AS226 changed: yadong [at] usc.edu 20200623 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.242.4.0/22 descr: Loyola Marymount University origin: AS25789 notify: yadong [at] usc.edu notify: ypyun [at] usc.edu remarks: Proxy-registered route object mnt-by: MAINT-AS226 changed: yadong [at] usc.edu 20200623 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.242.128.0/19 descr: Proxy-registered route object origin: AS25789 remarks: auto-generated route object remarks: this next line gives the robot something to recognize remarks: L'enfer, c'est les autres remarks: remarks: This route object is for a Level 3 customer route remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found, and remarks: since some Level 3 peers filter based on these objects remarks: this route may be rejected if this object is not created. remarks: remarks: Please contact dl-routing [at] lumen.com if you have any remarks: questions regarding this object. mnt-by: LEVEL3-MNT changed: roy [at] Level3.net 20060919 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.242.192.0/20 descr: Loyola Marymount University origin: AS25789 notify: yadong [at] usc.edu notify: ypyun [at] usc.edu remarks: Proxy-registered route object mnt-by: MAINT-AS226 changed: yadong [at] usc.edu 20200623 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.242.208.0/20 descr: Loyola Marymount University origin: AS25789 notify: yadong [at] usc.edu notify: ypyun [at] usc.edu remarks: Proxy-registered route object mnt-by: MAINT-AS226 changed: yadong [at] usc.edu 20200623 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.242.252.0/24 descr: Proxy-registered route object origin: AS25789 remarks: auto-generated route object remarks: this next line gives the robot something to recognize remarks: L'enfer, c'est les autres remarks: remarks: This route object is for a Level 3 customer route remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found, and remarks: since some Level 3 peers filter based on these objects remarks: this route may be rejected if this object is not created. remarks: remarks: Please contact dl-routing [at] lumen.com if you have any remarks: questions regarding this object. mnt-by: LEVEL3-MNT changed: roy [at] Level3.net 20070320 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source