ASN Lookup Tool

Shanghai Shuangyu Communication Technology co.,Ltd. syctnet.com HK HK 6 Routes

AS Data

AS136237

AS136237Shanghai Shuangyu Communication Technology co.,Ltd.

AS Number 136237
AS Name SSCTC-AS-AP
Organization Shanghai Shuangyu Communication Technology co.,Ltd.(org-ssct1-ap)
Country HK
Website syctnet.com
Number of IPv4 Routes 5
Number of IPv6 Routes 1
ASN type BUSINESS
Registry APNIC
Date Allocated N/A

ASN Intelligence API for production workflows

Use ASN data for AS136237 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

IP Ranges

Route # IPs
103.84.136.0/23 512
103.84.138.0/24 256
103.84.136.0/24 256
103.84.138.0/23 512
2400:a040::/32 ~79×10²⁷
103.84.136.0/22 1024

Raw Whois Response

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS135581 - AS136505'

as-block:       AS135581 - AS136505
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:  2016-05-26T03:42:37Z
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 'AS136237'

% Abuse contact for 'AS136237' is 'mark@syctnet.com'

aut-num:        AS136237
as-name:        SSCTC-AS-AP
descr:          Shuangyu Communication Technology co.,Ltd.
country:        HK
export:         to AS6939 announce AS136237:AS-ALL
export:         to AS10103 announce AS136237:AS-ALL
export:         to AS139743 announce AS136237:AS-ALL
org:            ORG-SSCT1-AP
admin-c:        SSCT1-AP
tech-c:         SSCT1-AP
abuse-c:        AS2258-AP
mnt-lower:      MAINT-SSCTC-CN
mnt-routes:     MAINT-SSCTC-CN
mnt-by:         APNIC-HM
mnt-irt:        IRT-SSCTC-CN
last-modified:  2021-06-26T16:00:30Z
source:         APNIC

irt:            IRT-SSCTC-CN
address:        Room B303, Chuangwan, Block A,, 519 Liyue Road, Minhang District,, Shanghai, China, shanghai shangha
e-mail:         mark@syctnet.com
abuse-mailbox:  mark@syctnet.com
admin-c:        HSCT1-AP
tech-c:         HSCT1-AP
auth:           # Filtered
remarks:        mark@syctnet.com was validated on 2025-11-25
mnt-by:         MAINT-SSCTC-CN
last-modified:  2025-11-25T14:34:19Z
source:         APNIC

organisation:   ORG-SSCT1-AP
org-name:       Shanghai Shuangyu Communication Technology co.,Ltd.
org-type:       LIR
country:        CN
address:        Room B303, Chuangwan, Block A,
address:        519 Liyue Road, Minhang District,
address:        Shanghai, China
phone:          +86-15021646986
e-mail:         mark@syctnet.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:17:08Z
source:         APNIC

role:           ABUSE SSCTCCN
country:        ZZ
address:        Room B303, Chuangwan, Block A,, 519 Liyue Road, Minhang District,, Shanghai, China, shanghai shangha
phone:          +000000000
e-mail:         mark@syctnet.com
admin-c:        HSCT1-AP
tech-c:         HSCT1-AP
nic-hdl:        AS2258-AP
remarks:        Generated from irt object IRT-SSCTC-CN
remarks:        mark@syctnet.com was validated on 2025-11-25
abuse-mailbox:  mark@syctnet.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-11-25T14:34:34Z
source:         APNIC

role:           Shanghai Shuangyu Communication Technology coLtd
address:        Room B303, Chuangwan, Block A,, 519 Liyue Road, Minhang District,, Shanghai, China, shanghai shangha
country:        HK
phone:          +852-3891499
fax-no:         +852-3891499
e-mail:         liu.rodge@gmail.com
admin-c:        SSCT1-AP
tech-c:         SSCT1-AP
nic-hdl:        SSCT1-AP
mnt-by:         MAINT-SSCTC-CN
last-modified:  2022-07-06T08:17:09Z
source:         APNIC

% Information related to 'AS135581 - AS136505'

as-block:       AS135581 - AS136505
descr:          APNIC ASN block
admin-c:        IA55-AP
tech-c:         IH123-AP
mnt-by:         MNT-APJII-ID
mnt-lower:      MNT-APJII-ID
last-modified:  2026-02-14T05:52:41Z
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 1.88.34 (WHOIS-US2)

Parsed Whois Response

Peers

AS Number Description Country
AS10103 Hong Kong Broadband Network Limited HK
AS139743 Shen Zhen Shi Fang Technology Co., Limited CN
AS9304 HGC Global Communications Limited HK
AS55355 HGC Global Communications Limited HK
AS55355 ISP HK
AS6939 Hurricane Electric LLC US
AS137995 Shuangyu Communications Technology Co., Limited HK
AS174 Cogent Communications, LLC US
AS140595 YunJie Communication HK Company Limited HK

Upstreams

AS Number Description Country
AS9304 HGC Global Communications Limited HK
AS55355 HGC Global Communications Limited HK
AS6939 Hurricane Electric LLC US
AS137995 Shuangyu Communications Technology Co., Limited HK
AS140595 YunJie Communication HK Company Limited HK

Downstreams

AS Number Description Country
AS137995 Shuangyu Communications Technology Co., Limited HK
AS174 Cogent Communications, LLC US

Contacts

Legacy Routes

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Frequently Asked Questions

ASN AS136237 is an Autonomous System Number used to identify a network for BGP internet routing.
AS136237 is listed under Shanghai Shuangyu Communication Technology co.,Ltd..
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.