ASN AS57567 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS57567?

AS57567 is listed under North South West 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.

AS57567 North South West Limited

ASN Lookup Tool

North South West Limited silverspin.com

IM 6 Routes

AS Data

AS57567

AS57567 – North South West Limited

AS Number	57567
AS Name	DUMARCA
Organization	North South West Limited (org-nswl1-ripe)
Country	IM
Website	silverspin.com
Number of IPv4 Routes	6
Number of IPv6 Routes	0
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2011-12-01

ASN Intelligence API for production workflows

Use ASN data for AS57567 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
185.86.44.0/24	AS57567	North South West Limited	Asia DC	256
185.86.45.0/24	AS57567	North South West Limited	Asia DC	256
185.86.47.0/24	AS57567	North South West Limited	North South West Limited	256
185.86.46.0/23	AS57567	North South West Limited	STO hosting	512
185.86.46.0/24	AS57567	North South West Limited	STO hosting	256
185.86.44.0/23	AS57567	North South West Limited	Asia DC	512

Raw Whois Response

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to 'AS57370 - AS57973'

as-block:       AS57370 - AS57973
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2025-04-24T14:15:44Z
last-modified:  2025-04-24T14:15:44Z
source:         RIPE

% Information related to 'AS57567'

% Abuse contact for 'AS57567' is 'lir@silverspin.com'

aut-num:        AS57567
as-name:        DUMARCA
org:            ORG-NSWL1-RIPE
remarks:
remarks:        Transit:
import:         from AS2914 accept ANY
import:         from AS10026 accept ANY
import:         from AS12709 accept ANY
export:         to AS2914 announce AS57567
export:         to AS10026 announce AS57567
export:         to AS12709 announce AS57567
remarks:
remarks:        Network located at:
remarks:        * Melita Co-location, Madliena, Malta
remarks:        * eASPNet, Taipei, Taiwan
remarks:
admin-c:        LT7570-RIPE
tech-c:         PM25452-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         lir-im-north-1-MNT
created:        2011-12-01T12:58:02Z
last-modified:  2026-04-14T07:12:51Z
source:         RIPE

organisation:   ORG-NSWL1-RIPE
org-name:       North South West Limited
country:        IM
org-type:       LIR
address:        10-12 Victoria Street
address:        IM1 2LH
address:        Douglas
address:        ISLE OF MAN
phone:          +447846189735
phone:          +447624360682
reg-nr:         022085V
admin-c:        LT7570-RIPE
tech-c:         PM25452-RIPE
abuse-c:        AR79845-RIPE
mnt-ref:        lir-im-north-1-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         lir-im-north-1-MNT
created:        2026-03-26T08:50:26Z
last-modified:  2026-04-29T05:42:19Z
source:         RIPE # Filtered

role:           Legal team
address:        ISLE OF MAN
address:        Douglas
address:        IM1 2LH
address:        10-12 Victoria Street
phone:          +447846189735
nic-hdl:        LT7570-RIPE
mnt-by:         lir-im-north-1-MNT
created:        2026-03-26T08:50:25Z
last-modified:  2026-03-26T08:50:25Z
source:         RIPE # Filtered

role:           IT Team
address:        ISLE OF MAN
address:        Douglas
address:        IM1 2LH
address:        10-12 Victoria Street
nic-hdl:        PM25452-RIPE
mnt-by:         lir-im-north-1-MNT
created:        2026-03-26T08:50:25Z
last-modified:  2026-03-26T10:28:58Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.122 (BUSA)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS57370 - AS57973",
    "description" : [ "RIPE NCC ASN block" ],
    "remarks" : [ "These AS Numbers are assigned to network operators in the RIPE NCC service region." ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT" ],
    "date_created" : "2025-04-24",
    "date_updated" : "2025-04-24",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS57567",
    "as_name" : "DUMARCA",
    "status" : "ASSIGNED",
    "import" : [ "from AS2914 accept ANY", "from AS10026 accept ANY", "from AS12709 accept ANY" ],
    "export" : [ "to AS2914 announce AS57567", "to AS10026 announce AS57567", "to AS12709 announce AS57567" ],
    "organization" : "ORG-NSWL1-RIPE",
    "admin_contacts" : [ "LT7570-RIPE" ],
    "tech_contacts" : [ "PM25452-RIPE" ],
    "remarks" : [ "Transit:", "Network located at:", "* Melita Co-location, Madliena, Malta", "* eASPNet, Taipei, Taiwan" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "lir-im-north-1-MNT" ],
    "date_created" : "2011-12-01",
    "date_updated" : "2026-04-14",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-NSWL1-RIPE",
    "name" : "North South West Limited",
    "type" : "LIR",
    "address" : [ "10-12 Victoria Street", "IM1 2LH", "Douglas", "ISLE OF MAN" ],
    "street" : "Victoria Street",
    "city" : "Douglas",
    "zip_code" : "IM1 2LH",
    "country" : [ "IM" ],
    "phone" : [ "+447846189735", "+447624360682" ],
    "admin_contacts" : [ "LT7570-RIPE" ],
    "tech_contacts" : [ "PM25452-RIPE" ],
    "abuse_contacts" : [ "AR79845-RIPE" ],
    "mnt_ref" : [ "lir-im-north-1-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "lir-im-north-1-MNT" ],
    "date_created" : "2026-03-26",
    "date_updated" : "2026-04-29",
    "source" : "RIPE",
    "addressCountry" : "ISLE OF MAN"
  },
  "administrative_contacts" : [ {
    "handle" : "LT7570-RIPE",
    "name" : "Legal team",
    "address" : [ "ISLE OF MAN", "Douglas", "IM1 2LH", "10-12 Victoria Street" ],
    "street" : "Victoria Street",
    "city" : "Douglas",
    "zip_code" : "IM1 2LH",
    "phone" : [ "+447846189735" ],
    "mnt_by" : [ "lir-im-north-1-MNT" ],
    "date_created" : "2026-03-26",
    "date_updated" : "2026-03-26",
    "source" : "RIPE"
  } ],
  "technical_contacts" : [ {
    "handle" : "PM25452-RIPE",
    "name" : "IT Team",
    "address" : [ "ISLE OF MAN", "Douglas", "IM1 2LH", "10-12 Victoria Street" ],
    "street" : "Victoria Street",
    "city" : "Douglas",
    "zip_code" : "IM1 2LH",
    "mnt_by" : [ "lir-im-north-1-MNT" ],
    "date_created" : "2026-03-26",
    "date_updated" : "2026-03-26",
    "source" : "RIPE"
  } ]
}

Peers

AS Number	Description	Country
AS10026	Telstra International Limited	JP
AS3491	PCCW Global	HK
AS12709	Melita Limited	MT
AS3491	PCCW Global HK Limited	HK
AS2914	NTT America, Inc.	US

Upstreams

AS Number	Description	Country
AS12709	Melita Limited	MT
AS3491	PCCW Global HK Limited	HK
AS2914	NTT America, Inc.	US