ASN AS55994 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS55994?

AS55994 is listed under Shanghai ruisu Network Technology Co.,Ltd.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS55994 Shanghai ruisu Network Technology Co.,Ltd

ASN Lookup Tool

Shanghai ruisu Network Technology Co.,Ltd cnnic.cn

CN 33 Routes

AS Data

AS55994

AS55994 – Shanghai ruisu Network Technology Co.,Ltd

AS Number	55994
AS Name	Ruisu-51IDC
Organization	Shanghai ruisu Network Technology Co.,Ltd
Country	CN
Website	cnnic.cn
Number of IPv4 Routes	33
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS55994 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

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
103.36.132.0/24	AS55994	Shanghai ruisu Network Technology Co.,Ltd	Shanghai ruisu Network Technology Co.,Ltd	256
43.254.45.0/24	AS55994	Shanghai ruisu Network Technology Co.,Ltd	Shanghai ruisu Network Technology Co.,Ltd	256
43.254.44.0/22	AS55994	Shanghai ruisu Network Technology Co.,Ltd	Shanghai ruisu Network Technology Co.,Ltd	1024
103.238.180.0/22	AS55994	Shanghai ruisu Network Technology Co.,Ltd	Shanghai ruisu Network Technology Co.,Ltd	1024
103.36.172.0/23	AS4811	Shanghai Telecom Company	Shanghai ruisu Network Technology Co.,Ltd	512
43.240.126.0/24	AS55994	Shanghai ruisu Network Technology Co.,Ltd	Shanghai ruisu Network Technology Co.,Ltd	256
103.238.182.0/24	AS55994	Shanghai ruisu Network Technology Co.,Ltd	Shanghai ruisu Network Technology Co.,Ltd	256
43.240.193.0/24	AS55994	Shanghai ruisu Network Technology Co.,Ltd	Shanghai ruisu Network Technology Co.,Ltd	256
103.36.170.0/24	AS55994	Shanghai ruisu Network Technology Co.,Ltd	Shanghai ruisu Network Technology Co.,Ltd	256
103.36.171.0/24	AS55994	Shanghai ruisu Network Technology Co.,Ltd	Shanghai ruisu Network Technology Co.,Ltd	256

Raw Whois Response

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

% Information related to 'AS55296 - AS56319'

as-block:       AS55296 - AS56319
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:  2009-09-03T01:15:30Z
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 'AS55956 - AS56015'

as-block:       AS55956 - AS56015
descr:          CNNIC ASN block
country:        CN
remarks:        These AS numbers are further assigned by CNNIC
remarks:        to CNNIC members and end-users in China
admin-c:        IPAS1-AP
tech-c:         IPAS1-AP
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CNNIC-AP
last-modified:  2010-12-23T23:34:45Z
source:         APNIC

role:           CNNIC IPAS CONFEDERATION
address:        No.4, Zhongguancun No.4 South Street,
address:        Haidian District, Beijing
country:        CN
phone:          +86-010-58813000
fax-no:         +86-010-58813075
e-mail:         ipas@cnnic.cn
admin-c:        IP50-AP
tech-c:         IP50-AP
nic-hdl:        IPAS1-AP
mnt-by:         MAINT-CNNIC-AP
last-modified:  2013-09-12T07:40:01Z
source:         APNIC

% Information related to 'AS55994'

% Abuse contact for 'AS55994' is 'yuhg@51idc.com'

aut-num:        AS55994
as-name:        Ruisu-51IDC
descr:          Shanghai ruisu Network Technology Co.,Ltd
descr:          Building 4,intelligence industry park,
descr:          No.1 Hulan West Road,Shanghai
country:        CN
admin-c:        YW7308-AP
tech-c:         YW7187-AP
mnt-by:         MAINT-CNNIC-AP
mnt-lower:      MAINT-CNNIC-AP
mnt-irt:        IRT-51IDC-CN
last-modified:  2023-12-27T06:10:18Z
source:         APNIC

irt:            IRT-51IDC-CN
address:        Building 4,intelligence industry park,
address:        No.1 Hulan West Road,Shanghai
e-mail:         yuhg@51idc.com
abuse-mailbox:  yuhg@51idc.com
admin-c:        YW7308-AP
tech-c:         YW7187-AP
auth:           # Filtered
mnt-by:         MAINT-CNNIC-AP
last-modified:  2025-11-18T00:37:27Z
source:         APNIC

person:         Yu Huagang
address:        Building 4,intelligence industry park,
address:        No.1 Hulan West Road,Shanghai
country:        CN
phone:          +86-13818683083
e-mail:         yuhg@51idc.com
nic-hdl:        YW7187-AP
mnt-by:         MAINT-CNNIC-AP
last-modified:  2023-12-27T06:11:46Z
source:         APNIC

person:         Zheng Xiaochuan
address:        Building 4,intelligence industry park,
address:        No.1 Hulan West Road,Shanghai
country:        CN
phone:          +86-18516630940
e-mail:         anch-resource@51idc.com
nic-hdl:        YW7308-AP
mnt-by:         MAINT-CNNIC-AP
last-modified:  2023-12-27T06:07:15Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-SG1)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS55296 - AS56319",
    "description" : [ "APNIC ASN block" ],
    "admin_contacts" : [ "HM20-AP" ],
    "tech_contacts" : [ "HM20-AP" ],
    "remarks" : [ "These AS numbers are further assigned by APNIC", "to APNIC members and end-users in the APNIC region" ],
    "mnt_by" : [ "APNIC-HM" ],
    "mnt_lower" : [ "APNIC-HM" ],
    "date_updated" : "2009-09-03",
    "source" : "APNIC"
  }, {
    "as_block" : "AS55956 - AS56015",
    "country" : "CN",
    "description" : [ "CNNIC ASN block" ],
    "admin_contacts" : [ "IPAS1-AP" ],
    "tech_contacts" : [ "IPAS1-AP" ],
    "remarks" : [ "These AS numbers are further assigned by CNNIC", "to CNNIC members and end-users in China" ],
    "mnt_by" : [ "APNIC-HM" ],
    "mnt_lower" : [ "MAINT-CNNIC-AP" ],
    "date_updated" : "2010-12-23",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS55994",
    "as_name" : "Ruisu-51IDC",
    "description" : [ "Shanghai ruisu Network Technology Co.,Ltd", "Building 4,intelligence industry park,", "No.1 Hulan West Road,Shanghai" ],
    "country" : "CN",
    "admin_contacts" : [ "YW7308-AP" ],
    "tech_contacts" : [ "YW7187-AP" ],
    "mnt_irt" : [ "IRT-51IDC-CN" ],
    "mnt_lower" : [ "MAINT-CNNIC-AP" ],
    "mnt_by" : [ "MAINT-CNNIC-AP" ],
    "date_updated" : "2023-12-27",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-51IDC-CN",
    "address" : [ "Building 4,intelligence industry park,", "No.1 Hulan West Road,Shanghai" ],
    "street" : "Hulan West Road",
    "city" : "Shanghai",
    "email" : [ "yuhg@51idc.com" ],
    "abuse_mailbox" : [ "yuhg@51idc.com" ],
    "admin_contacts" : [ "YW7308-AP" ],
    "tech_contacts" : [ "YW7187-AP" ],
    "mnt_by" : [ "MAINT-CNNIC-AP" ],
    "date_updated" : "2025-11-18",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "YW7308-AP",
    "name" : "Zheng Xiaochuan",
    "address" : [ "Building 4,intelligence industry park,", "No.1 Hulan West Road,Shanghai" ],
    "street" : "Hulan West Road",
    "city" : "Shanghai",
    "country" : "CN",
    "email" : [ "anch-resource@51idc.com" ],
    "phone" : [ "+86-18516630940" ],
    "mnt_by" : [ "MAINT-CNNIC-AP" ],
    "date_updated" : "2023-12-27",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "YW7187-AP",
    "name" : "Yu Huagang",
    "address" : [ "Building 4,intelligence industry park,", "No.1 Hulan West Road,Shanghai" ],
    "street" : "Hulan West Road",
    "city" : "Shanghai",
    "country" : "CN",
    "email" : [ "yuhg@51idc.com" ],
    "phone" : [ "+86-13818683083" ],
    "mnt_by" : [ "MAINT-CNNIC-AP" ],
    "date_updated" : "2023-12-27",
    "source" : "APNIC"
  } ]
}

Peers

AS Number	Description	Country
AS10099	China Unicom Global	HK
AS24400	Shanghai Mobile Communications Co.,Ltd.	CN

Upstreams

AS Number	Description	Country
AS24400	Shanghai Mobile Communications Co.,Ltd.	CN

Contacts

Email Contacts

yuhg@51idc.com anch-resource@51idc.com helpdesk@apnic.net

Abuse Contacts

yuhg@51idc.com