138449 SYUNET-AS-AP SIANG YU SCIENCE AND TECHNOLOGY LIMITED, HK
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS45250 VOCOM-AP-AS Vocom International Telecommunications AP Area, TW
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 33760 AS138449 ORIGIN Originate: 1280 /21.68 Transit: 0 /0.00 SYUNET-AS-AP SIANG YU SCIENCE AND TECHNOLOGY LIMITED, HK
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 % 55303 AS138449 SYUNET-AS-AP SIANG YU SCIENCE AND TECHNOLOGY 5 0 0 5 0 0.00% Prefix AS Path Aggregation Suggestion 42.0.200.0/24 4608 7575 9304 45250 138449 101.135.33.0/24 4777 2516 9505 45250 138449 122.113.50.0/24 4777 2516 9505 45250 138449 139.183.100.0/24 4777 2516 9505 45250 138449 210.78.100.0/24 4608 7575 9304 45250 138449
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS138449 5 More Specifics 5 Total Advertisements SYUNET-AS-AP SIANG YU SCIENCE AND TECHNOLOGY LIMITED, HK
42.0.200.0/24 42.0.128.0/17
101.135.33.0/24 101.132.0.0/14
122.113.50.0/24 122.113.0.0/16
139.183.100.0/24 139.183.0.0/16
210.78.100.0/24 210.78.64.0/18
whois: 402332
IANA has recorded AS138449 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS138449\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS137530 - AS138553'
as-block: AS137530 - AS138553
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: 2017-12-08T06:45:58Z
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 'AS138449'
% Abuse contact for 'AS138449' is 'network-abuse@vocom.com'
aut-num: AS138449
as-name: SYUNET-AS-AP
descr: SIANG YU SCIENCE AND TECHNOLOGY LIMITED
descr: Flat B, 6/F., Teda Building, 87 Wing Lok Street, Sheung Wan,Hong
country: HK
org: ORG-SYSA2-AP
sponsoring-org: ORG-VITI1-AP
admin-c: VITI1-AP
tech-c: VITI1-AP
abuse-c: AV303-AP
mnt-routes: MAINT-HK-BOGAO
mnt-by: APNIC-HM
mnt-irt: IRT-VITNET-AP
last-modified: 2023-09-05T03:50:13Z
source: APNIC
irt: IRT-VITNET-AP
address: 921 Lurline Drive
address: Foster City
address: CA, 94404, USA
e-mail: network-abuse@vocom.com
abuse-mailbox: network-abuse@vocom.com
admin-c: VITI1-AP
tech-c: VITI1-AP
auth: # Filtered
remarks: network-abuse@vocom.com was validated on 2026-03-25
mnt-by: MAINT-VITNET-AP
last-modified: 2026-03-25T02:44:32Z
source: APNIC
organisation: ORG-SYSA2-AP
org-name: SIANG YU SCIENCE AND TECHNOLOGY LIMITED
org-type: OTHER
address: 709 CRANE AVENUE, FOSTER CITY, CA 94404
country: US
phone: +1-213-627-8999
e-mail: bo.gao@vocom.com
admin-c: VITI1-AP
tech-c: VITI1-AP
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2023-09-05T03:50:12Z
source: APNIC
role: ABUSE VITNETAP
country: ZZ
address: 921 Lurline Drive
address: Foster City
address: CA, 94404, USA
phone: +000000000
e-mail: network-abuse@vocom.com
admin-c: VITI1-AP
tech-c: VITI1-AP
nic-hdl: AV303-AP
remarks: Generated from irt object IRT-VITNET-AP
remarks: network-abuse@vocom.com was validated on 2026-03-25
abuse-mailbox: network-abuse@vocom.com
mnt-by: APNIC-ABUSE
last-modified: 2026-03-25T02:45:02Z
source: APNIC
role: VOCOM INTERNATIONAL TELECOMMUNICATION INC - netw
address: 709 CRANE AVENUE, FOSTER CITY, CA 94404
country: US
phone: +1-213-627-8999
fax-no: +1-213-627-9919
e-mail: bo.gao@vocom.com
admin-c: VITI1-AP
tech-c: VITI1-AP
nic-hdl: VITI1-AP
mnt-by: MAINT-VITNET-AP
last-modified: 2008-09-04T07:54:27Z
source: APNIC
% Information related to 'AS137530 - AS138553'
as-block: AS137530 - AS138553
descr: APNIC ASN block
admin-c: IA55-AP
tech-c: IH123-AP
mnt-by: MNT-APJII-ID
mnt-lower: MNT-APJII-ID
last-modified: 2026-02-16T12:29:14Z
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 1.88.47 (WHOIS-AU4)