133924 COVESTRO-AS-AP - Covestro AG, DE
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS3758 SINGNET - SingNet, SG
AS3320 DTAG - Deutsche Telekom AG, DE
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 25866 AS133924 ORIGIN Originate: 2048 /21.00 Transit: 0 /0.00 COVESTRO-AS-AP - Covestro AG, DE
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 13710 AS133924 COVESTRO-AS-AP - Covestro AG, DE 4 4 1 1 3 75.00% Prefix AS Path Aggregation Suggestion 193.202.184.0/21 4777 2516 3320 133924 + Announce - aggregate of 193.202.184.0/22 (4777 2516 3320 133924) and 193.202.188.0/22 (4777 2516 3320 133924) 193.202.184.0/24 4777 2516 3320 133924 - Withdrawn - aggregated with 193.202.185.0/24 (4777 2516 3320 133924) 193.202.185.0/24 4777 2516 3320 133924 - Withdrawn - aggregated with 193.202.184.0/24 (4777 2516 3320 133924) 193.202.186.0/23 4777 2516 3320 133924 - Withdrawn - aggregated with 193.202.184.0/23 (4777 2516 3320 133924) 193.202.188.0/22 4777 2516 3320 133924 - Withdrawn - aggregated with 193.202.184.0/22 (4777 2516 3320 133924)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS133924 4 More Specifics 4 Total Advertisements COVESTRO-AS-AP - Covestro AG, DE
193.202.184.0/24 193.202.160.0/19
193.202.185.0/24 193.202.160.0/19
193.202.186.0/23 193.202.160.0/19
193.202.188.0/22 193.202.160.0/19
whois: 402603
IANA has recorded AS133924 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS133924\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS133632 - AS134556'
as-block: AS133632 - AS134556
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2014-09-03T01:31:49Z
source: APNIC
role: APNIC Hostmaster
address: 6 Cordelia Street
address: South Brisbane
address: QLD 4101
country: AU
phone: +61 7 3858 3100
fax-no: +61 7 3858 3199
e-mail: helpdesk@apnic.net
admin-c: AMS11-AP
tech-c: AH256-AP
nic-hdl: HM20-AP
remarks: Administrator for APNIC
notify: hostmaster@apnic.net
mnt-by: MAINT-APNIC-AP
last-modified: 2013-10-23T04:06:51Z
source: APNIC
% Information related to 'AS133924'
% Abuse contact for 'AS133924' is 'cert@covestro.com'
aut-num: AS133924
as-name: COVESTRO-AS-AP
descr: Covestro AG
country: DE
org: ORG-CDA2-AP
admin-c: CDAA1-AP
tech-c: CDAA1-AP
abuse-c: AC1824-AP
mnt-lower: MAINT-COVESTRO-AP
mnt-routes: MAINT-COVESTRO-AP
mnt-by: APNIC-HM
mnt-irt: IRT-COVESTRO-AP
last-modified: 2020-06-22T07:10:20Z
source: APNIC
irt: IRT-COVESTRO-AP
address: Kaiser-Wilhelm-Alle 60, 51373 Leverkusen, Germany, Leverkusen Kolm 51373
e-mail: netsec@covestro.com
abuse-mailbox: cert@covestro.com
admin-c: CDAA1-AP
tech-c: CDAA1-AP
auth: # Filtered
remarks: cert@covestro.com was validated on 2026-02-17
remarks: netsec@covestro.com was validated on 2026-03-05
mnt-by: MAINT-COVESTRO-AP
last-modified: 2026-03-23T09:03:30Z
source: APNIC
organisation: ORG-CDA2-AP
org-name: Covestro Deutschland AG
org-type: LIR
country: DE
address: Kaiser-Wilhelm-Alle 60
address: 51373 Leverkusen
address: Germany
phone: +32-3-540-7875
e-mail: network@covestro.com
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2023-09-05T02:17:31Z
source: APNIC
role: ABUSE COVESTROAP
country: ZZ
address: Kaiser-Wilhelm-Alle 60, 51373 Leverkusen, Germany, Leverkusen Kolm 51373
phone: +000000000
e-mail: netsec@covestro.com
admin-c: CDAA1-AP
tech-c: CDAA1-AP
nic-hdl: AC1824-AP
remarks: Generated from irt object IRT-COVESTRO-AP
remarks: cert@covestro.com was validated on 2026-02-17
remarks: netsec@covestro.com was validated on 2026-03-05
abuse-mailbox: cert@covestro.com
mnt-by: APNIC-ABUSE
last-modified: 2026-03-05T09:45:29Z
source: APNIC
role: Covestro Deutschland AG administrator
address: Kaiser-Wilhelm-Alle 60, 51373 Leverkusen, Germany, Leverkusen Kolm 51373
country: DE
phone: +32-3-540-7875
fax-no: +32-3-540-7875
e-mail: network@covestro.com
admin-c: CDAA1-AP
tech-c: CDAA1-AP
nic-hdl: CDAA1-AP
mnt-by: MAINT-COVESTRO-AP
last-modified: 2018-07-08T23:33:33Z
source: APNIC
% Information related to 'AS133632 - AS134556'
as-block: AS133632 - AS134556
descr: APNIC ASN block
admin-c: IA55-AP
tech-c: IH123-AP
mnt-by: MNT-APJII-ID
mnt-lower: MNT-APJII-ID
last-modified: 2026-02-16T13:21:12Z
source: IDNIC
role: ID-NIC ADMINISTRATORS
address: Indonesian Network Information Center
address: ID-NIC
address: Cyber Building 11th Floor
address: Jakarta 12710
country: ID
phone: +62-21-52960634
fax-no: +62-21-52960635
e-mail: hostmaster@idnic.net
admin-c: IH288-AP
tech-c: IH288-AP
nic-hdl: IA55-AP
notify: hostmaster@idnic.net
mnt-by: MNT-APJII-ID
last-modified: 2026-02-25T04:06:45Z
source: IDNIC
role: ID-NIC HOSTMASTERS
address: Indonesian Network Information Center
address: ID-NIC
address: Cyber Building 11th Floor
address: Jakarta 12710
country: ID
phone: +62-21-52960634
fax-no: +62-21-52960635
e-mail: hostmaster@idnic.net
remarks: spam and abuse report : abuse@apjii.or.id
remarks: technical and routing : support@apjii.or.id
remarks: administrative request : admin@apjii.or.id
remarks: IDNIC hostmasters role object
admin-c: IH1-AP
tech-c: IH1-AP
nic-hdl: IH123-AP
notify: hostmaster@idnic.net
mnt-by: MNT-APJII-ID
last-modified: 2024-07-10T05:48:59Z
source: IDNIC
% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)