24018 YAHOO-BACKBONE-AP Yahoo Backbone Network, Asia Pacific
Adjacency: 5 Upstream: 2 Downstream: 3
Upstream Adjacent AS list
AS15412 FLAG-AS Flag Telecom Global Internet AS
AS2516 JPNIC-ASBLOCK-AP JPNIC
Downstream Adjacent AS list
AS10157 YAHOO-AS-KR Yahoo! Korea, Corp.
AS23663 OVERTURETOKYO-AP Asia Yahoo Corporate Secondary Hub
AS38033 --No Registry Entry--
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 16338 AS24018 ORG+TRN Originate: 768 /22.42 Transit: 16128 /18.02 YAHOO-BACKBONE-AP Yahoo Backbone Network, Asia Pacific
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 % 15115 AS24018 YAHOO-BACKBONE-AP Yahoo Backbone Network 2 0 0 2 0 0.00% Prefix AS Path Aggregation Suggestion 202.47.143.0/24 4637 15412 24018 203.84.210.0/23 4637 2516 24018
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS24018 1 More Specifics 2 Total Advertisements YAHOO-BACKBONE-AP Yahoo Backbone Network, Asia Pacific
203.84.210.0/23 203.84.192.0/19
whois: 402603
IANA has recorded AS24018 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS24018\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS23552 - AS24575'
as-block: AS23552 - AS24575
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
remarks: AS23889 has been transfered to AfriNIC
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2009-09-29T06:04:16Z
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 'AS23955 - AS24084'
as-block: AS23955 - AS24084
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: 2008-09-04T06:40:26Z
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 'AS24018'
% Abuse contact for 'AS24018' is 'rir-abuse@yahooinc.com'
aut-num: AS24018
as-name: YAHOO-BACKBONE-AP
descr: Yahoo Backbone Network, Asia Pacific
country: HK
import: from AS10230 action pref=100; accept ANY
import: from AS10229 action pref=100; accept ANY
import: from AS24031 action pref=100; accept ANY
import: from AS18293 action pref=100; accept ANY
import: from AS23880 action pref=100; accept ANY
import: from AS23926 action pref=100; accept ANY
export: to AS10310 announce AS24018
export: to AS10230 announce AS24018
export: to AS10229 announce AS24018
export: to AS24031 announce AS24018
export: to AS18293 announce AS24018
export: to AS23880 announce AS24018
export: to AS23926 announce AS24018
default: to AS10310 action pref=100; networks ANY
org: ORG-YA6-AP
admin-c: YI12-AP
tech-c: YI12-AP
abuse-c: AY527-AP
notify: network@yahoo-inc.com
mnt-lower: MAINT-AP-YAHOO-INC
mnt-routes: MAINT-AP-YAHOO-INC
mnt-by: APNIC-HM
mnt-irt: IRT-YAHOO-AP
last-modified: 2021-01-11T00:24:35Z
source: APNIC
irt: IRT-YAHOO-AP
address: 701 First Avenue
address: Sunnyvale, CA 94089
e-mail: rir-admin@yahooinc.com
abuse-mailbox: rir-abuse@yahooinc.com
admin-c: YI12-AP
tech-c: YI12-AP
auth: # Filtered
remarks: rir-admin@yahooinc.com was validated on 2026-04-03
remarks: rir-abuse@yahooinc.com was validated on 2026-04-03
mnt-by: MAINT-AP-YAHOO-INC
last-modified: 2026-05-15T19:17:04Z
source: APNIC
organisation: ORG-YA6-AP
org-name: Yahoo Inc.
org-type: LIR
country: US
address: 770 Broadway
phone: +65-6809-8000
fax-no: +1-214-478-6657
e-mail: rir-admin@yahooinc.com
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2023-09-05T02:14:52Z
source: APNIC
role: ABUSE YAHOOAP
country: ZZ
address: 701 First Avenue
address: Sunnyvale, CA 94089
phone: +000000000
e-mail: rir-admin@yahooinc.com
admin-c: YI12-AP
tech-c: YI12-AP
nic-hdl: AY527-AP
remarks: Generated from irt object IRT-YAHOO-AP
remarks: rir-admin@yahooinc.com was validated on 2026-04-03
remarks: rir-abuse@yahooinc.com was validated on 2026-04-03
abuse-mailbox: rir-abuse@yahooinc.com
mnt-by: APNIC-ABUSE
last-modified: 2026-05-07T16:42:20Z
source: APNIC
role: YAHOO INC
address: 701 First Avenue
address: Sunnyvale, CA 94089
country: US
phone: +1 408 349 3300
fax-no: +1 408 349 3301
e-mail: rir-admin@yahooinc.com
remarks: send spam and abuse reports to rir-abuse@yahooinc.com
remarks: or visit http://abuse.yahoo.com
admin-c: KT615-AP
tech-c: KT615-AP
nic-hdl: YI12-AP
notify: netops@yahoo-inc.com
mnt-by: MAINT-AP-YAHOO-INC
last-modified: 2022-12-06T10:12:37Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)