ASN AS12290 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS12290?

AS12290 is listed under Exonetric Consulting 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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AS12290 Exonetric Consulting Ltd

ASN Lookup Tool

Exonetric Consulting Ltd exonetric.com

GB 2 Routes

AS Data

AS12290

AS12290 – Exonetric Consulting Ltd

AS Number	12290
AS Name	EXONETRIC
Organization	Exonetric Consulting Ltd (org-ecl14-ripe)
Country	GB
Website	exonetric.com
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2002-06-11

ASN Intelligence API for production workflows

Use ASN data for AS12290 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
178.250.72.0/21	AS12290	Exonetric Consulting Ltd	Exonetric Consulting Ltd	2048
2a02:1658::/32	AS12290	Exonetric Consulting Ltd	Exonetric Consulting Ltd	~79×10²⁷

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 'AS12288 - AS12454'

as-block:       AS12288 - AS12454
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:        2018-11-22T15:27:24Z
last-modified:  2018-11-22T15:27:24Z
source:         RIPE

% Information related to 'AS12290'

% Abuse contact for 'AS12290' is 'ripe@exonetric.com'

aut-num:        AS12290
as-name:        EXONETRIC
org:            ORG-ECL14-RIPE
import:         from AS20712 accept ANY
export:         to AS20712 announce AS-EXONETRIC
mp-import:      afi ipv6.unicast from AS20712 accept ANY
mp-export:      afi ipv6.unicast to AS20712 announce AS-EXONETRIC
admin-c:        EXO1-RIPE
tech-c:         EXO1-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         AS12290-MNT
created:        2002-06-11T14:38:35Z
last-modified:  2026-09-03T12:23:32Z
source:         RIPE # Filtered

organisation:   ORG-ECL14-RIPE
org-name:       Exonetric Consulting Ltd
country:        GB
reg-nr:         04297570
org-type:       LIR
address:        41 Stocton Road
address:        Guildford
address:        GU1 1HH
address:        UNITED KINGDOM
phone:          +441483682682
fax-no:         +441483573704
abuse-c:        AR17641-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        AS12290-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         AS12290-MNT
admin-c:        MB5644-RIPE
created:        2010-05-27T13:51:41Z
last-modified:  2026-09-03T12:29:04Z
source:         RIPE # Filtered

role:           Exonetric Hostmaster
address:        Exonetric Consulting Ltd
address:        41 Stocton Road
address:        Guildford
address:        GU1 1HH
address:        UNITED KINGDOM
phone:          +44 (0)7766 918662
admin-c:        MB5644-RIPE
tech-c:         MB5644-RIPE
nic-hdl:        EXO1-RIPE
remarks:        Hostmaster
remarks:        ****
remarks:        * All abuse reports to abuse@exonetric.net
remarks:        ****
mnt-by:         AS12290-MNT
created:        2003-11-24T16:35:48Z
last-modified:  2026-09-03T12:29:05Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.124.1 (ABERDEEN)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS12288 - AS12454",
    "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" : "2018-11-22",
    "date_updated" : "2018-11-22",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS12290",
    "as_name" : "EXONETRIC",
    "status" : "ASSIGNED",
    "import" : [ "from AS20712 accept ANY" ],
    "mp_import" : [ "afi ipv6.unicast from AS20712 accept ANY" ],
    "export" : [ "to AS20712 announce AS-EXONETRIC" ],
    "mp_export" : [ "afi ipv6.unicast to AS20712 announce AS-EXONETRIC" ],
    "organization" : "ORG-ECL14-RIPE",
    "admin_contacts" : [ "EXO1-RIPE" ],
    "tech_contacts" : [ "EXO1-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "AS12290-MNT" ],
    "date_created" : "2002-06-11",
    "date_updated" : "2026-09-03",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-ECL14-RIPE",
    "name" : "Exonetric Consulting Ltd",
    "type" : "LIR",
    "address" : [ "41 Stocton Road", "Guildford", "GU1 1HH", "UNITED KINGDOM" ],
    "street" : "Stocton Road",
    "city" : "Guildford",
    "zip_code" : "GU1 1HH",
    "country" : [ "GB" ],
    "phone" : [ "+441483682682" ],
    "fax_no" : [ "+441483573704" ],
    "admin_contacts" : [ "MB5644-RIPE" ],
    "abuse_contacts" : [ "AR17641-RIPE" ],
    "mnt_ref" : [ "RIPE-NCC-HM-MNT", "AS12290-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "AS12290-MNT" ],
    "date_created" : "2010-05-27",
    "date_updated" : "2026-09-03",
    "source" : "RIPE",
    "addressCountry" : "UNITED KINGDOM"
  },
  "administrative_contacts" : [ {
    "handle" : "EXO1-RIPE",
    "name" : "Exonetric Hostmaster",
    "address" : [ "Exonetric Consulting Ltd", "41 Stocton Road", "Guildford", "GU1 1HH", "UNITED KINGDOM" ],
    "street" : "Stocton Road",
    "city" : "Guildford",
    "zip_code" : "GU1 1HH",
    "country" : "UNITED KINGDOM",
    "phone" : [ "+44 (0)7766 918662" ],
    "admin_contacts" : [ "MB5644-RIPE" ],
    "tech_contacts" : [ "MB5644-RIPE" ],
    "remarks" : [ "Hostmaster", "****", "* All abuse reports to abuse@exonetric.net", "****" ],
    "mnt_by" : [ "AS12290-MNT" ],
    "date_created" : "2003-11-24",
    "date_updated" : "2026-09-03",
    "source" : "RIPE",
    "addressCountry" : "UNITED KINGDOM"
  } ],
  "technical_contacts" : [ {
    "handle" : "EXO1-RIPE",
    "name" : "Exonetric Hostmaster",
    "address" : [ "Exonetric Consulting Ltd", "41 Stocton Road", "Guildford", "GU1 1HH", "UNITED KINGDOM" ],
    "street" : "Stocton Road",
    "city" : "Guildford",
    "zip_code" : "GU1 1HH",
    "country" : "UNITED KINGDOM",
    "phone" : [ "+44 (0)7766 918662" ],
    "admin_contacts" : [ "MB5644-RIPE" ],
    "tech_contacts" : [ "MB5644-RIPE" ],
    "remarks" : [ "Hostmaster", "****", "* All abuse reports to abuse@exonetric.net", "****" ],
    "mnt_by" : [ "AS12290-MNT" ],
    "date_created" : "2003-11-24",
    "date_updated" : "2026-09-03",
    "source" : "RIPE",
    "addressCountry" : "UNITED KINGDOM"
  } ]
}

Peers

AS Number	Description	Country
AS20712	Andrews & Arnold Ltd	GB

Upstreams

AS Number	Description	Country
AS20712	Andrews & Arnold Ltd	GB