ASN AS55966 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS55966?

AS55966 is listed under Post Savings Bank of China Tower A, No.3.

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.

AS55966 Post Savings Bank of China Tower A, No.3

ASN Lookup Tool

Post Savings Bank of China Tower A, No.3 psbcoa.com.cn

CN 8 Routes

AS Data

AS55966

AS55966 – Post Savings Bank of China Tower A, No.3

AS Number	55966
AS Name	PSBCNET
Organization	Post Savings Bank of China Tower A, No.3
Country	CN
Website	psbcoa.com.cn
Number of IPv4 Routes	4
Number of IPv6 Routes	4
ASN type	BUSINESS
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS55966 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
103.22.252.0/24	AS55966	Post Savings Bank of China Tower A, No.3	Post Savings Bank of China	256
2402:b8c0:6::/48	AS55966	Post Savings Bank of China Tower A, No.3	Post Savings Bank of China	~1×10²⁴
103.22.253.0/24	AS55966	Post Savings Bank of China Tower A, No.3	Post Savings Bank of China	256
103.22.254.0/24	AS55966	Post Savings Bank of China Tower A, No.3	Post Savings Bank of China	256
103.22.255.0/24	AS55966	Post Savings Bank of China Tower A, No.3	Post Savings Bank of China	256
2402:b8c0:186::/48	AS55966	Post Savings Bank of China Tower A, No.3	Post Savings Bank of China	~1×10²⁴
2402:b8c0:86::/48	AS55966	Post Savings Bank of China Tower A, No.3	Post Savings Bank of China	~1×10²⁴
2402:b8c0:106::/48	AS55966	Post Savings Bank of China Tower A, No.3	Post Savings Bank of China	~1×10²⁴

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 'AS55966'

% Abuse contact for 'AS55966' is 'zhangtianran@psbcoa.com.cn'

aut-num:        AS55966
as-name:        PSBCNET
descr:          Post Savings Bank of China Tower A, No.3
descr:          Financial Street, Xicheng District, Beijing
admin-c:        ZZ2300-AP
tech-c:         ZZ2300-AP
abuse-c:        AC1601-AP
country:        CN
mnt-by:         MAINT-CNNIC-AP
mnt-lower:      MAINT-CNNIC-AP
mnt-routes:     MAINT-CNNIC-AP
mnt-irt:        IRT-PSBCNET-CN
last-modified:  2021-11-03T08:46:50Z
source:         APNIC

irt:            IRT-PSBCNET-CN
address:        Tower A, No.3 Financial Street, Xicheng District, Beijing
e-mail:         zhangtianran@psbcoa.com.cn
abuse-mailbox:  zhangtianran@psbcoa.com.cn
admin-c:        ZZ2300-AP
tech-c:         ZZ2300-AP
auth:           # Filtered
mnt-by:         MAINT-CNNIC-AP
last-modified:  2025-11-18T00:34:58Z
source:         APNIC

role:           ABUSE CNNICCN
country:        ZZ
address:        Beijing, China
phone:          +000000000
e-mail:         ipas@cnnic.cn
admin-c:        IP50-AP
tech-c:         IP50-AP
nic-hdl:        AC1601-AP
remarks:        Generated from irt object IRT-CNNIC-CN
remarks:        ipas@cnnic.cn is invalid
abuse-mailbox:  ipas@cnnic.cn
mnt-by:         APNIC-ABUSE
last-modified:  2025-09-19T17:20:32Z
source:         APNIC

person:         Zhang Zhipeng
address:        Tower A,No.3 Financial Street,
address:        Xicheng District,Beijing
country:        CN
phone:          +86-010-13810021003
e-mail:         zhangzhipeng@psbcoa.com.cn
nic-hdl:        ZZ2300-AP
mnt-by:         MAINT-CNNIC-AP
last-modified:  2011-05-25T08:52:02Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-UK2)

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" : "AS55966",
    "as_name" : "PSBCNET",
    "description" : [ "Post Savings Bank of China Tower A, No.3", "Financial Street, Xicheng District, Beijing" ],
    "country" : "CN",
    "admin_contacts" : [ "ZZ2300-AP" ],
    "tech_contacts" : [ "ZZ2300-AP" ],
    "abuse_contacts" : [ "AC1601-AP" ],
    "mnt_irt" : [ "IRT-PSBCNET-CN" ],
    "mnt_lower" : [ "MAINT-CNNIC-AP" ],
    "mnt_routes" : [ "MAINT-CNNIC-AP" ],
    "mnt_by" : [ "MAINT-CNNIC-AP" ],
    "date_updated" : "2021-11-03",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-PSBCNET-CN",
    "address" : [ "Tower A, No.3 Financial Street, Xicheng District, Beijing" ],
    "street" : "Financial Street",
    "city" : "Beijing",
    "email" : [ "zhangtianran@psbcoa.com.cn" ],
    "abuse_mailbox" : [ "zhangtianran@psbcoa.com.cn" ],
    "admin_contacts" : [ "ZZ2300-AP" ],
    "tech_contacts" : [ "ZZ2300-AP" ],
    "mnt_by" : [ "MAINT-CNNIC-AP" ],
    "date_updated" : "2025-11-18",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "ZZ2300-AP",
    "name" : "Zhang Zhipeng",
    "address" : [ "Tower A,No.3 Financial Street,", "Xicheng District,Beijing" ],
    "street" : "Financial Street",
    "city" : "Beijing",
    "country" : "CN",
    "email" : [ "zhangzhipeng@psbcoa.com.cn" ],
    "phone" : [ "+86-010-13810021003" ],
    "mnt_by" : [ "MAINT-CNNIC-AP" ],
    "date_updated" : "2011-05-25",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "ZZ2300-AP",
    "name" : "Zhang Zhipeng",
    "address" : [ "Tower A,No.3 Financial Street,", "Xicheng District,Beijing" ],
    "street" : "Financial Street",
    "city" : "Beijing",
    "country" : "CN",
    "email" : [ "zhangzhipeng@psbcoa.com.cn" ],
    "phone" : [ "+86-010-13810021003" ],
    "mnt_by" : [ "MAINT-CNNIC-AP" ],
    "date_updated" : "2011-05-25",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AC1601-AP",
    "name" : "ABUSE CNNICCN",
    "address" : [ "Beijing, China" ],
    "city" : "Beijing",
    "country" : "ZZ",
    "email" : [ "ipas@cnnic.cn" ],
    "abuse_mailbox" : [ "ipas@cnnic.cn" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "IP50-AP" ],
    "tech_contacts" : [ "IP50-AP" ],
    "remarks" : [ "Generated from irt object IRT-CNNIC-CN", "ipas@cnnic.cn is invalid" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2025-09-19",
    "source" : "APNIC",
    "addressCountry" : "CHINA"
  } ]
}

Peers

AS Number	Description	Country
AS4808	China Unicom Beijing Province Network	CN
AS139721	HeFei	CN
AS56048	China Mobile Communicaitons Corporation	CN
AS149178	China Telecom	CN
AS4808	CHINA169 BJ China Unicom Beijing Province Network	AU
AS139721	China Telecom	CN
AS140895	China Mobile Communications Corporation	CN
AS10099	China Unicom Global	HK
AS4847	China Networks Inter-Exchange	CN
AS140726	UNICOM AnHui province network	CN

Upstreams

AS Number	Description	Country
AS149178	China Telecom	CN
AS4808	CHINA169 BJ China Unicom Beijing Province Network	AU
AS139721	China Telecom	CN
AS4847	Connect to Sprint Link Intl and Global Sprint Link	CN
AS56048	the IP core network of China Mobile Group beijing Company	CN
AS140726	China Unicom	CN
AS140895	China Mobile Communications Corporation	CN