ASN AS55873 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS55873?

AS55873 is listed under St. Jude Medical.

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?

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AS55873 St. Jude Medical | IPGeolocation.io

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St. Jude Medical sjm.com

JP 0 Routes

AS Data

AS55873

AS55873 – St. Jude Medical

AS Number	55873
AS Name	SJMAPNIC-JP
Organization	St. Jude Medical (org-sjm1-ap)
Country	JP
Website	sjm.com
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	APNIC
Date Allocated	N/A

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Use ASN data for AS55873 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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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 'AS55873'

% Abuse contact for 'AS55873' is 'michael.scott4@abbott.com'

aut-num:        AS55873
as-name:        SJMAPNIC-JP
descr:          St. Jude Medical
country:        JP
org:            ORG-SJM1-AP
admin-c:        SJME1-AP
tech-c:         SJME1-AP
abuse-c:        AS2226-AP
mnt-lower:      MAINT-SJMAPNIC-JP
mnt-routes:     MAINT-SJMAPNIC-JP
mnt-by:         APNIC-HM
mnt-irt:        IRT-SJMAPNIC-JP
last-modified:  2021-08-20T05:52:08Z
source:         APNIC

irt:            IRT-SJMAPNIC-JP
address:        Shiodome City Center 15F
e-mail:         michael.scott4@abbott.com
abuse-mailbox:  michael.scott4@abbott.com
admin-c:        SJME1-AP
tech-c:         SJME1-AP
auth:           # Filtered
remarks:        michael.scott4@abbott.com was validated on 2025-12-01
mnt-by:         MAINT-SJMAPNIC-JP
last-modified:  2026-01-20T23:36:59Z
source:         APNIC

organisation:   ORG-SJM1-AP
org-name:       St. Jude Medical
org-type:       LIR
country:        JP
address:        Shiodome City Center 15F
address:        1-5-2, Higashi Shinbashi
phone:          +1-651-756-6262
fax-no:         +1-651-756-6262
e-mail:         michael.scott4@abbott.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2024-03-07T12:58:54Z
source:         APNIC

role:           ABUSE SJMAPNICJP
country:        ZZ
address:        Shiodome City Center 15F
phone:          +000000000
e-mail:         michael.scott4@abbott.com
admin-c:        SJME1-AP
tech-c:         SJME1-AP
nic-hdl:        AS2226-AP
remarks:        Generated from irt object IRT-SJMAPNIC-JP
remarks:        michael.scott4@abbott.com was validated on 2025-12-01
abuse-mailbox:  michael.scott4@abbott.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-12-01T15:12:58Z
source:         APNIC

role:           ST JUDE MEDICAL - EIT Network Services
address:        Shiodome City Center 15F
country:        JP
phone:          +1-651-756-2000
e-mail:         eitnetworkservices@sjm.com
admin-c:        SJME1-AP
tech-c:         SJME1-AP
nic-hdl:        SJME1-AP
mnt-by:         MAINT-SJMAPNIC-JP
last-modified:  2010-11-18T03:34:41Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-US2)



#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       55296 - 56319
ASName:         APNIC-55296
ASHandle:       AS55296
RegDate:        2009-09-15
Updated:        2009-10-08
Comment:        These AS numbers are not registered in the ARIN database.
Comment:        For details, refer to the APNIC Whois Database via
Comment:        WHOIS.APNIC.NET or http://wq.apnic.net/apnic-bin/whois.pl
Ref:            https://rdap.arin.net/registry/autnum/55296

ResourceLink:  https://apps.db.ripe.net/db-web-ui/query
ResourceLink:  whois.apnic.net


OrgName:        Asia Pacific Network Information Centre
OrgId:          APNIC
Address:        PO Box 3646
City:           South Brisbane
StateProv:      QLD
PostalCode:     4101
Country:        AU
RegDate:        
Updated:        2012-01-24
Ref:            https://rdap.arin.net/registry/entity/APNIC

ReferralServer:  whois://whois.apnic.net
ResourceLink:  http://wq.apnic.net/whois-search/static/search.html

OrgTechHandle: AWC12-ARIN
OrgTechName:   APNIC Whois Contact
OrgTechPhone:  +61 7 3858 3188 
OrgTechEmail:  search-apnic-not-arin@apnic.net
OrgTechRef:    https://rdap.arin.net/registry/entity/AWC12-ARIN

OrgAbuseHandle: AWC12-ARIN
OrgAbuseName:   APNIC Whois Contact
OrgAbusePhone:  +61 7 3858 3188 
OrgAbuseEmail:  search-apnic-not-arin@apnic.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/AWC12-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

[ JPNIC database provides information regarding IP address and ASN. Its use   ]
[ is restricted to network administration purposes. For further information,  ]
[ use 'whois -h whois.nic.ad.jp help'. To only display English output,        ]
[ add '/e' at the end of command, e.g. 'whois -h whois.nic.ad.jp xxx/e'.      ]

No match!!

Reference: WHOIS servers of RIRs
  APNIC WHOIS(whois.apnic.net)
  ARIN WHOIS(whois.arin.net)
  RIPE WHOIS(apps.db.ripe.net)
  LACNIC WHOIS(whois.lacnic.net)
  AfriNIC WHOIS(whois.afrinic.net)
% [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 'AS55873'

% Abuse contact for 'AS55873' is 'michael.scott4@abbott.com'

aut-num:        AS55873
as-name:        SJMAPNIC-JP
descr:          St. Jude Medical
country:        JP
org:            ORG-SJM1-AP
admin-c:        SJME1-AP
tech-c:         SJME1-AP
abuse-c:        AS2226-AP
mnt-lower:      MAINT-SJMAPNIC-JP
mnt-routes:     MAINT-SJMAPNIC-JP
mnt-by:         APNIC-HM
mnt-irt:        IRT-SJMAPNIC-JP
last-modified:  2021-08-20T05:52:08Z
source:         APNIC

irt:            IRT-SJMAPNIC-JP
address:        Shiodome City Center 15F
e-mail:         michael.scott4@abbott.com
abuse-mailbox:  michael.scott4@abbott.com
admin-c:        SJME1-AP
tech-c:         SJME1-AP
auth:           # Filtered
remarks:        michael.scott4@abbott.com was validated on 2025-12-01
mnt-by:         MAINT-SJMAPNIC-JP
last-modified:  2026-01-20T23:36:59Z
source:         APNIC

organisation:   ORG-SJM1-AP
org-name:       St. Jude Medical
org-type:       LIR
country:        JP
address:        Shiodome City Center 15F
address:        1-5-2, Higashi Shinbashi
phone:          +1-651-756-6262
fax-no:         +1-651-756-6262
e-mail:         michael.scott4@abbott.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2024-03-07T12:58:54Z
source:         APNIC

role:           ABUSE SJMAPNICJP
country:        ZZ
address:        Shiodome City Center 15F
phone:          +000000000
e-mail:         michael.scott4@abbott.com
admin-c:        SJME1-AP
tech-c:         SJME1-AP
nic-hdl:        AS2226-AP
remarks:        Generated from irt object IRT-SJMAPNIC-JP
remarks:        michael.scott4@abbott.com was validated on 2025-12-01
abuse-mailbox:  michael.scott4@abbott.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-12-01T15:12:58Z
source:         APNIC

role:           ST JUDE MEDICAL - EIT Network Services
address:        Shiodome City Center 15F
country:        JP
phone:          +1-651-756-2000
e-mail:         eitnetworkservices@sjm.com
admin-c:        SJME1-AP
tech-c:         SJME1-AP
nic-hdl:        SJME1-AP
mnt-by:         MAINT-SJMAPNIC-JP
last-modified:  2010-11-18T03:34:41Z
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" : "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"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS55873",
    "as_name" : "SJMAPNIC-JP",
    "description" : [ "St. Jude Medical" ],
    "country" : "JP",
    "organization" : "ORG-SJM1-AP",
    "admin_contacts" : [ "SJME1-AP" ],
    "tech_contacts" : [ "SJME1-AP" ],
    "abuse_contacts" : [ "AS2226-AP" ],
    "mnt_irt" : [ "IRT-SJMAPNIC-JP" ],
    "mnt_lower" : [ "MAINT-SJMAPNIC-JP" ],
    "mnt_routes" : [ "MAINT-SJMAPNIC-JP" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2021-08-20",
    "source" : "APNIC"
  }, {
    "aut_num" : "AS55873",
    "as_name" : "SJMAPNIC-JP",
    "description" : [ "St. Jude Medical" ],
    "country" : "JP",
    "organization" : "ORG-SJM1-AP",
    "admin_contacts" : [ "SJME1-AP" ],
    "tech_contacts" : [ "SJME1-AP" ],
    "abuse_contacts" : [ "AS2226-AP" ],
    "mnt_irt" : [ "IRT-SJMAPNIC-JP" ],
    "mnt_lower" : [ "MAINT-SJMAPNIC-JP" ],
    "mnt_routes" : [ "MAINT-SJMAPNIC-JP" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2021-08-20",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-SJMAPNIC-JP",
    "address" : [ "Shiodome City Center 15F" ],
    "email" : [ "michael.scott4@abbott.com" ],
    "abuse_mailbox" : [ "michael.scott4@abbott.com" ],
    "admin_contacts" : [ "SJME1-AP" ],
    "tech_contacts" : [ "SJME1-AP" ],
    "remarks" : [ "michael.scott4@abbott.com was validated on 2025-12-01" ],
    "mnt_by" : [ "MAINT-SJMAPNIC-JP" ],
    "date_updated" : "2026-01-20",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-SJM1-AP",
    "name" : "St. Jude Medical",
    "type" : "LIR",
    "address" : [ "Shiodome City Center 15F", "1-5-2, Higashi Shinbashi" ],
    "street" : "Higashi Shinbashi",
    "country" : [ "JP" ],
    "email" : [ "michael.scott4@abbott.com" ],
    "phone" : [ "+1-651-756-6262" ],
    "fax_no" : [ "+1-651-756-6262" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2024-03-07",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "SJME1-AP",
    "name" : "ST JUDE MEDICAL - EIT Network Services",
    "address" : [ "Shiodome City Center 15F" ],
    "country" : "JP",
    "email" : [ "eitnetworkservices@sjm.com" ],
    "phone" : [ "+1-651-756-2000" ],
    "admin_contacts" : [ "SJME1-AP" ],
    "tech_contacts" : [ "SJME1-AP" ],
    "mnt_by" : [ "MAINT-SJMAPNIC-JP" ],
    "date_updated" : "2010-11-18",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "SJME1-AP",
    "name" : "ST JUDE MEDICAL - EIT Network Services",
    "address" : [ "Shiodome City Center 15F" ],
    "country" : "JP",
    "email" : [ "eitnetworkservices@sjm.com" ],
    "phone" : [ "+1-651-756-2000" ],
    "admin_contacts" : [ "SJME1-AP" ],
    "tech_contacts" : [ "SJME1-AP" ],
    "mnt_by" : [ "MAINT-SJMAPNIC-JP" ],
    "date_updated" : "2010-11-18",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AS2226-AP",
    "name" : "ABUSE SJMAPNICJP",
    "address" : [ "Shiodome City Center 15F" ],
    "country" : "ZZ",
    "email" : [ "michael.scott4@abbott.com" ],
    "abuse_mailbox" : [ "michael.scott4@abbott.com" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "SJME1-AP" ],
    "tech_contacts" : [ "SJME1-AP" ],
    "remarks" : [ "Generated from irt object IRT-SJMAPNIC-JP", "michael.scott4@abbott.com was validated on 2025-12-01" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2025-12-01",
    "source" : "APNIC"
  } ]
}