23709 ISC-HKG1 Internet Systems Consortium, Inc.
Adjacency: 3 Upstream: 2 Downstream: 1
Upstream Adjacent AS list
AS4637 REACH Reach Network Border AS
AS4635 HKIX-RS1 Hong Kong Internet Exchange--Route Server 1
Downstream Adjacent AS list
AS3557 ISC-CALIFORNIA Internet Systems Consortium, Inc.
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 21468 AS23709 ORG+TRN Originate: 256 /24.00 Transit: 256 /24.00 ISC-HKG1 Internet Systems Consortium, Inc.
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 % 14964 AS23709 ISC-HKG1 Internet Systems Consortium, In 1 0 0 1 0 0.00% Prefix AS Path Aggregation Suggestion 202.41.143.0/24 4637 23709
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS23709 1 More Specifics 1 Total Advertisements ISC-HKG1 Internet Systems Consortium, Inc.
202.41.143.0/24 202.41.140.0/22
whois: 402603
IANA has recorded AS23709 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS23709\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 'AS23701 - AS23772'
as-block: AS23701 - AS23772
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 'AS23709'
% Abuse contact for 'AS23709' is 'abuse@isc.org'
aut-num: AS23709
as-name: ISC-HKG1
descr: Internet Systems Consortium, Inc.
descr: Hong Kong, Peoples' Republic of China
country: HK
import: from AS23709:AS-TRANSIT action pref = 100; accept ANY
import: from AS23709:AS-PEERS action pref = 110; accept ANY
export: to AS23709:AS-TRANSIT announce AS23709
export: to AS23709:AS-PEERS action community = { no_export }; announce AS3557 AND { 192.5.5.0/24 }
org: ORG-ISC2-AP
admin-c: RB1053-AP
tech-c: ISCN1-AP
abuse-c: AI302-AP
notify: noc^chat@isc.org
mnt-lower: MAINT-ISC
mnt-routes: MAINT-ISC
mnt-by: APNIC-HM
mnt-irt: IRT-ISC-AP
last-modified: 2020-07-29T23:30:58Z
source: APNIC
irt: IRT-ISC-AP
address: Internet Systems Consortium, Inc.
address: PO Box 360
address: Newmarket
address: NH 03857
e-mail: abuse@isc.org
abuse-mailbox: abuse@isc.org
admin-c: RB1053-AP
tech-c: ISCN1-AP
auth: # Filtered
remarks: abuse@isc.org was validated on 2026-01-23
mnt-by: MAINT-ISC
last-modified: 2026-01-23T09:31:44Z
source: APNIC
organisation: ORG-ISC2-AP
org-name: Internet Systems Consortium
org-type: LIR
country: US
address: PO Box 360
phone: +1-650-423-1300
fax-no: +1-650-423-1355
e-mail: info@isc.org
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2023-09-05T02:14:54Z
source: APNIC
role: ABUSE ISCAP
country: ZZ
address: Internet Systems Consortium, Inc.
address: PO Box 360
address: Newmarket
address: NH 03857
phone: +000000000
e-mail: abuse@isc.org
admin-c: RB1053-AP
tech-c: ISCN1-AP
nic-hdl: AI302-AP
remarks: Generated from irt object IRT-ISC-AP
remarks: abuse@isc.org was validated on 2026-01-23
abuse-mailbox: abuse@isc.org
mnt-by: APNIC-ABUSE
last-modified: 2026-01-23T09:32:14Z
source: APNIC
role: Internet Systems Consortium NOC
address: Internet Systems Consortium, Inc.
address: PO Box 360
address: Newmarket
address: NH 03857
country: US
phone: +1 650 423 1310
fax-no: +1 650 423 1355
e-mail: noc@isc.org
admin-c: RB1053-AP
tech-c: EKB1-AP
tech-c: DM804-AP
nic-hdl: ISCN1-AP
remarks: To report abuse, contact abuse@isc.org
mnt-by: MAINT-ISC
last-modified: 2020-07-17T10:15:03Z
source: APNIC
person: Ray Bellis
address:
country: GB
phone: +1 650 423 1300
e-mail: ray@isc.org
nic-hdl: RB1053-AP
mnt-by: MAINT-ISC
last-modified: 2020-07-17T09:57:19Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)