What is ASN AS139271?

ASN AS139271 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS139271?

AS139271 is listed under Simpson Grierson Limited.

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.

AS139271 Simpson Grierson Limited

ASN Lookup Tool

Simpson Grierson Limited simpsongrierson.com

NZ 1 Routes

AS Data

AS139271

AS139271 – Simpson Grierson Limited

AS Number	139271
AS Name	SIMPSONGRIERSON-AS-AP
Organization	Simpson Grierson Limited (org-sgl8-ap)
Country	NZ
Website	simpsongrierson.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	APNIC
Date Allocated	N/A

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Use ASN data for AS139271 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
103.140.161.0/24	AS139271	Simpson Grierson Limited	Simpson Grierson Limited	256

Raw Whois Response

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

% Information related to 'AS138554 - AS139577'

as-block:       AS138554 - AS139577
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 'AS139271'

% Abuse contact for 'AS139271' is 'ITServiceDesk@simpsongrierson.com'

aut-num:        AS139271
as-name:        SIMPSONGRIERSON-AS-AP
descr:          Simpson Grierson Limited
country:        NZ
org:            ORG-SGL8-AP
admin-c:        SGA5-AP
tech-c:         SGA5-AP
abuse-c:        AS2607-AP
mnt-lower:      MAINT-SIMPSONGRIERSON-NZ
mnt-routes:     MAINT-SIMPSONGRIERSON-NZ
mnt-by:         APNIC-HM
mnt-irt:        IRT-SIMPSONGRIERSON-NZ
last-modified:  2020-07-17T22:39:28Z
source:         APNIC

irt:            IRT-SIMPSONGRIERSON-NZ
address:        Level 27, Lumley Centre, 88 Shortland Street, ,, Auckland Auckland 1010
e-mail:         ITServiceDesk@simpsongrierson.com
abuse-mailbox:  ITServiceDesk@simpsongrierson.com
admin-c:        SGA5-AP
tech-c:         SGA5-AP
auth:           # Filtered
remarks:        itservicedesk@simpsongrierson.com was validated on 2026-04-01
mnt-by:         MAINT-SIMPSONGRIERSON-NZ
last-modified:  2026-04-01T17:03:52Z
source:         APNIC

organisation:   ORG-SGL8-AP
org-name:       Simpson Grierson Limited
org-type:       LIR
country:        NZ
address:        Level 27, Lumley Centre
address:        88 Shortland Street
address:        ,
phone:          +64-9-358-2222
fax-no:         +64-9-307-0331
e-mail:         info@simpsongrierson.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:17:53Z
source:         APNIC

role:           ABUSE SIMPSONGRIERSONNZ
country:        ZZ
address:        Level 27, Lumley Centre, 88 Shortland Street, ,, Auckland Auckland 1010
phone:          +000000000
e-mail:         ITServiceDesk@simpsongrierson.com
admin-c:        SGA5-AP
tech-c:         SGA5-AP
nic-hdl:        AS2607-AP
remarks:        Generated from irt object IRT-SIMPSONGRIERSON-NZ
remarks:        itservicedesk@simpsongrierson.com was validated on 2026-04-01
abuse-mailbox:  ITServiceDesk@simpsongrierson.com
mnt-by:         APNIC-ABUSE
last-modified:  2026-04-01T17:04:26Z
source:         APNIC

role:           Simpson Grierson administrator
address:        Level 27, Lumley Centre, 88 Shortland Street, ,, Auckland Auckland 1010
country:        NZ
phone:          +64-9-358-2222
fax-no:         +64-9-307-0331
e-mail:         ITServiceDesk@simpsongrierson.com
admin-c:        SGA5-AP
tech-c:         SGA5-AP
nic-hdl:        SGA5-AP
mnt-by:         MAINT-SIMPSONGRIERSON-NZ
last-modified:  2019-06-30T23:42:03Z
source:         APNIC

% Information related to 'AS138554 - AS139577'

as-block:       AS138554 - AS139577
descr:          APNIC ASN block
admin-c:        IA55-AP
tech-c:         IH123-AP
mnt-by:         MNT-APJII-ID
mnt-lower:      MNT-APJII-ID
last-modified:  2026-02-16T10:38:45Z
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-UK2)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS138554 - AS139577",
    "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" : "2017-12-08",
    "source" : "APNIC"
  }, {
    "as_block" : "AS138554 - AS139577",
    "description" : [ "APNIC ASN block" ],
    "admin_contacts" : [ "IA55-AP" ],
    "tech_contacts" : [ "IH123-AP" ],
    "mnt_by" : [ "MNT-APJII-ID" ],
    "mnt_lower" : [ "MNT-APJII-ID" ],
    "date_updated" : "2026-02-16",
    "source" : "IDNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS139271",
    "as_name" : "SIMPSONGRIERSON-AS-AP",
    "description" : [ "Simpson Grierson Limited" ],
    "country" : "NZ",
    "organization" : "ORG-SGL8-AP",
    "admin_contacts" : [ "SGA5-AP" ],
    "tech_contacts" : [ "SGA5-AP" ],
    "abuse_contacts" : [ "AS2607-AP" ],
    "mnt_irt" : [ "IRT-SIMPSONGRIERSON-NZ" ],
    "mnt_lower" : [ "MAINT-SIMPSONGRIERSON-NZ" ],
    "mnt_routes" : [ "MAINT-SIMPSONGRIERSON-NZ" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2020-07-17",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-SIMPSONGRIERSON-NZ",
    "address" : [ "Level 27, Lumley Centre, 88 Shortland Street, ,, Auckland Auckland 1010" ],
    "street" : "Shortland Street Auckland",
    "city" : "Auckland",
    "zip_code" : "1010",
    "email" : [ "ITServiceDesk@simpsongrierson.com" ],
    "abuse_mailbox" : [ "ITServiceDesk@simpsongrierson.com" ],
    "admin_contacts" : [ "SGA5-AP" ],
    "tech_contacts" : [ "SGA5-AP" ],
    "remarks" : [ "itservicedesk@simpsongrierson.com was validated on 2026-04-01" ],
    "mnt_by" : [ "MAINT-SIMPSONGRIERSON-NZ" ],
    "date_updated" : "2026-04-01",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-SGL8-AP",
    "name" : "Simpson Grierson Limited",
    "type" : "LIR",
    "address" : [ "Level 27, Lumley Centre", "88 Shortland Street", "," ],
    "street" : "Shortland Street",
    "country" : [ "NZ" ],
    "email" : [ "info@simpsongrierson.com" ],
    "phone" : [ "+64-9-358-2222" ],
    "fax_no" : [ "+64-9-307-0331" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "SGA5-AP",
    "name" : "Simpson Grierson administrator",
    "address" : [ "Level 27, Lumley Centre, 88 Shortland Street, ,, Auckland Auckland 1010" ],
    "street" : "Shortland Street Auckland",
    "city" : "Auckland",
    "zip_code" : "1010",
    "country" : "NZ",
    "email" : [ "ITServiceDesk@simpsongrierson.com" ],
    "phone" : [ "+64-9-358-2222" ],
    "fax_no" : [ "+64-9-307-0331" ],
    "admin_contacts" : [ "SGA5-AP" ],
    "tech_contacts" : [ "SGA5-AP" ],
    "mnt_by" : [ "MAINT-SIMPSONGRIERSON-NZ" ],
    "date_updated" : "2019-06-30",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "SGA5-AP",
    "name" : "Simpson Grierson administrator",
    "address" : [ "Level 27, Lumley Centre, 88 Shortland Street, ,, Auckland Auckland 1010" ],
    "street" : "Shortland Street Auckland",
    "city" : "Auckland",
    "zip_code" : "1010",
    "country" : "NZ",
    "email" : [ "ITServiceDesk@simpsongrierson.com" ],
    "phone" : [ "+64-9-358-2222" ],
    "fax_no" : [ "+64-9-307-0331" ],
    "admin_contacts" : [ "SGA5-AP" ],
    "tech_contacts" : [ "SGA5-AP" ],
    "mnt_by" : [ "MAINT-SIMPSONGRIERSON-NZ" ],
    "date_updated" : "2019-06-30",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AS2607-AP",
    "name" : "ABUSE SIMPSONGRIERSONNZ",
    "address" : [ "Level 27, Lumley Centre, 88 Shortland Street, ,, Auckland Auckland 1010" ],
    "street" : "Shortland Street Auckland",
    "city" : "Auckland",
    "zip_code" : "1010",
    "country" : "ZZ",
    "email" : [ "ITServiceDesk@simpsongrierson.com" ],
    "abuse_mailbox" : [ "ITServiceDesk@simpsongrierson.com" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "SGA5-AP" ],
    "tech_contacts" : [ "SGA5-AP" ],
    "remarks" : [ "Generated from irt object IRT-SIMPSONGRIERSON-NZ", "itservicedesk@simpsongrierson.com was validated on 2026-04-01" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-04-01",
    "source" : "APNIC"
  } ]
}

Peers

AS Number	Description	Country
AS24324	Kordia Limited	NZ

Upstreams

AS Number	Description	Country
AS24324	Kordia Limited	NZ

Contacts

Email Contacts

hostmaster@idnic.net ITServiceDesk@simpsongrierson.com

Abuse Contacts

ITServiceDesk@simpsongrierson.com