ASN AS63971 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS63971?

AS63971 is listed under BLAST TECHNOLOGIES PTY. 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?

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AS63971 BLAST TECHNOLOGIES PTY. LTD.

ASN Lookup Tool

BLAST TECHNOLOGIES PTY. LTD. sipcity.com.au

AU 1 Routes

AS Data

AS63971

AS63971 – BLAST TECHNOLOGIES PTY. LTD.

AS Number	63971
AS Name	SIPCITY-AU
Organization	BLAST TECHNOLOGIES PTY. LTD. (org-btpl1-ap)
Country	AU
Website	sipcity.com.au
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	ISP
Registry	APNIC
Date Allocated	N/A

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Use ASN data for AS63971 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
103.55.116.0/22	AS63971	BLAST TECHNOLOGIES PTY. LTD.	BLAST TECHNOLOGIES PTY. LTD.	1024

Raw Whois Response

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

% Information related to 'AS63488 - AS63999'

as-block:       AS63488 - AS63999
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:  2013-09-11T23:49:48Z
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 'AS63971'

% Abuse contact for 'AS63971' is 'abuse1@sipcity.com.au'

aut-num:        AS63971
as-name:        SIPCITY-AU
descr:          BLAST TECHNOLOGIES PTY. LTD.
country:        AU
org:            ORG-BTPL1-AP
admin-c:        BTPL4-AP
tech-c:         BTPL4-AP
abuse-c:        AS2968-AP
mnt-lower:      MAINT-SIPCITY-AU
mnt-routes:     MAINT-SIPCITY-AU
mnt-by:         APNIC-HM
mnt-irt:        IRT-SIPCITY-AU
last-modified:  2021-01-11T05:11:42Z
source:         APNIC

irt:            IRT-SIPCITY-AU
address:        501, 24 Springfield Ave, Sydney NSW 2011
e-mail:         abuse1@sipcity.com.au
abuse-mailbox:  abuse1@sipcity.com.au
admin-c:        BTPL4-AP
tech-c:         BTPL4-AP
auth:           # Filtered
remarks:        abuse1@sipcity.com.au was validated on 2026-02-17
mnt-by:         MAINT-SIPCITY-AU
last-modified:  2026-02-17T22:38:20Z
source:         APNIC

organisation:   ORG-BTPL1-AP
org-name:       BLAST TECHNOLOGIES PTY. LTD.
org-type:       LIR
country:        AU
address:        159 Victoria Street
address:        Potts Point
phone:          +61-2-8970-7501
fax-no:         +61-2-8970-7501
e-mail:         abuse1@sipcity.com.au
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:16:35Z
source:         APNIC

role:           ABUSE SIPCITYAU
country:        ZZ
address:        501, 24 Springfield Ave, Sydney NSW 2011
phone:          +000000000
e-mail:         abuse1@sipcity.com.au
admin-c:        BTPL4-AP
tech-c:         BTPL4-AP
nic-hdl:        AS2968-AP
remarks:        Generated from irt object IRT-SIPCITY-AU
remarks:        abuse1@sipcity.com.au was validated on 2026-02-17
abuse-mailbox:  abuse1@sipcity.com.au
mnt-by:         APNIC-ABUSE
last-modified:  2026-02-17T22:38:44Z
source:         APNIC

role:           BLAST TECHNOLOGIES PTY LTD administrator
address:        2, 12-16 Billyard Ave, Elizabeth Bay, Sydney NSW 2011
country:        AU
phone:          +61-2-8970-7501
fax-no:         +61-2-8970-7501
e-mail:         abuse@sipcity.com.au
admin-c:        BTPL4-AP
tech-c:         BTPL4-AP
nic-hdl:        BTPL4-AP
mnt-by:         MAINT-SIPCITY-AU
last-modified:  2015-04-16T22:33:15Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-US2)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS63488 - AS63999",
    "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" : "2013-09-11",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS63971",
    "as_name" : "SIPCITY-AU",
    "description" : [ "BLAST TECHNOLOGIES PTY. LTD." ],
    "country" : "AU",
    "organization" : "ORG-BTPL1-AP",
    "admin_contacts" : [ "BTPL4-AP" ],
    "tech_contacts" : [ "BTPL4-AP" ],
    "abuse_contacts" : [ "AS2968-AP" ],
    "mnt_irt" : [ "IRT-SIPCITY-AU" ],
    "mnt_lower" : [ "MAINT-SIPCITY-AU" ],
    "mnt_routes" : [ "MAINT-SIPCITY-AU" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2021-01-11",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-SIPCITY-AU",
    "address" : [ "501, 24 Springfield Ave, Sydney NSW 2011" ],
    "street" : "24 Springfield Ave",
    "city" : "Sydney",
    "state" : "NSW",
    "zip_code" : "2011",
    "email" : [ "abuse1@sipcity.com.au" ],
    "abuse_mailbox" : [ "abuse1@sipcity.com.au" ],
    "admin_contacts" : [ "BTPL4-AP" ],
    "tech_contacts" : [ "BTPL4-AP" ],
    "remarks" : [ "abuse1@sipcity.com.au was validated on 2026-02-17" ],
    "mnt_by" : [ "MAINT-SIPCITY-AU" ],
    "date_updated" : "2026-02-17",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-BTPL1-AP",
    "name" : "BLAST TECHNOLOGIES PTY. LTD.",
    "type" : "LIR",
    "address" : [ "159 Victoria Street", "Potts Point" ],
    "street" : "Victoria Street",
    "country" : [ "AU" ],
    "email" : [ "abuse1@sipcity.com.au" ],
    "phone" : [ "+61-2-8970-7501" ],
    "fax_no" : [ "+61-2-8970-7501" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "BTPL4-AP",
    "name" : "BLAST TECHNOLOGIES PTY LTD administrator",
    "address" : [ "2, 12-16 Billyard Ave, Elizabeth Bay, Sydney NSW 2011" ],
    "street" : "Billyard Ave",
    "city" : "Sydney",
    "state" : "NSW",
    "zip_code" : "2011",
    "country" : "AU",
    "email" : [ "abuse@sipcity.com.au" ],
    "phone" : [ "+61-2-8970-7501" ],
    "fax_no" : [ "+61-2-8970-7501" ],
    "admin_contacts" : [ "BTPL4-AP" ],
    "tech_contacts" : [ "BTPL4-AP" ],
    "mnt_by" : [ "MAINT-SIPCITY-AU" ],
    "date_updated" : "2015-04-16",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "BTPL4-AP",
    "name" : "BLAST TECHNOLOGIES PTY LTD administrator",
    "address" : [ "2, 12-16 Billyard Ave, Elizabeth Bay, Sydney NSW 2011" ],
    "street" : "Billyard Ave",
    "city" : "Sydney",
    "state" : "NSW",
    "zip_code" : "2011",
    "country" : "AU",
    "email" : [ "abuse@sipcity.com.au" ],
    "phone" : [ "+61-2-8970-7501" ],
    "fax_no" : [ "+61-2-8970-7501" ],
    "admin_contacts" : [ "BTPL4-AP" ],
    "tech_contacts" : [ "BTPL4-AP" ],
    "mnt_by" : [ "MAINT-SIPCITY-AU" ],
    "date_updated" : "2015-04-16",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AS2968-AP",
    "name" : "ABUSE SIPCITYAU",
    "address" : [ "501, 24 Springfield Ave, Sydney NSW 2011" ],
    "street" : "24 Springfield Ave",
    "city" : "Sydney",
    "state" : "NSW",
    "zip_code" : "2011",
    "country" : "ZZ",
    "email" : [ "abuse1@sipcity.com.au" ],
    "abuse_mailbox" : [ "abuse1@sipcity.com.au" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "BTPL4-AP" ],
    "tech_contacts" : [ "BTPL4-AP" ],
    "remarks" : [ "Generated from irt object IRT-SIPCITY-AU", "abuse1@sipcity.com.au was validated on 2026-02-17" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-02-17",
    "source" : "APNIC"
  } ]
}

Peers

AS Number	Description	Country
AS15830	Equinix EMEA Acquisition Enterprises B.V.	NL
AS15830	Equinix (EMEA) Acquisition Enterprises B.V.	NL

Upstreams

AS Number	Description	Country
AS15830	Equinix EMEA Acquisition Enterprises B.V.	NL