ASN AS42044 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS42044?

AS42044 is listed under CentralNic 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?

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.

AS42044 CentralNic Ltd | IPGeolocation.io

ASN Lookup Tool

CentralNic Ltd centralnic.com

GB 2 Routes

AS Data

AS42044

AS42044 – CentralNic Ltd

AS Number	42044
AS Name	CENTRALNIC
Organization	CentralNic Ltd (org-cl213-ripe)
Country	GB
Website	centralnic.com
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2006-12-08

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Use ASN data for AS42044 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
212.18.250.0/24	AS42044	CentralNic Ltd	CentralNic Ltd	256
2a04:2b00:212::/48	AS42044	CentralNic Ltd	CentralNic Ltd	~1×10²⁴

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 'AS40960 - AS42171'

as-block:       AS40960 - AS42171
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:        2024-07-22T14:14:32Z
last-modified:  2024-07-22T14:14:32Z
source:         RIPE

% Information related to 'AS42044'

% Abuse contact for 'AS42044' is 'abuse@centralnic.com'

aut-num:        AS42044
as-name:        CENTRALNIC
descr:          CentralNic Registry AS Number
org:            ORG-CL213-RIPE
status:         ASSIGNED
admin-c:        CNO4-RIPE
tech-c:         CNO4-RIPE
remarks:        ---------------------------------------------------------
remarks:        Qube Managed Services Limited (EU)
remarks:        -
import:         from AS29668 accept ANY
export:         to AS29668 announce AS-CNIC AS20144
remarks:        ---------------------------------------------------------
remarks:        Custodian Data Centre
remarks:        -
import:         from AS50300 accept ANY
export:         to AS50300 announce AS-CNIC AS20144
remarks:        ---------------------------------------------------------
remarks:        4D-DC
remarks:        -
import:         from AS31463 accept ANY
export:         to AS31463 announce AS-CNIC
remarks:        ---------------------------------------------------------
remarks:        4D-DC
remarks:        -
import:         from AS31463 accept ANY
export:         to AS31463 announce AS-CNIC
remarks:        ---------------------------------------------------------
remarks:        GTT
remarks:        -
import:         from AS3257 accept ANY
export:         to AS3257 announce AS-CNIC
remarks:        ---------------------------------------------------------
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         CENTRALNIC-MNT
created:        2006-12-08T14:44:23Z
last-modified:  2021-01-25T16:24:37Z
source:         RIPE # Filtered

organisation:   ORG-CL213-RIPE
org-name:       CentralNic Ltd
country:        GB
org-type:       LIR
address:        4th Floor, Saddlers House, 44 Gutter Lane
address:        EC2V 6BR
address:        London
address:        UNITED KINGDOM
phone:          +442033880600
fax-no:         +442033880601
mnt-ref:        CENTRALNIC-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         CENTRALNIC-MNT
abuse-c:        AT10393-RIPE
created:        2013-04-03T09:52:52Z
last-modified:  2020-12-16T13:29:46Z
source:         RIPE # Filtered

role:           CentralNic Network Operations
address:        CentralNic Ltd
address:        4th Floor, Saddlers House
address:        44 Gutter Lane
address:        London
address:        EC2V 6BR
address:        United Kingdom
org:            ORG-CL213-RIPE
admin-c:        DNS53
admin-c:        CACH3
admin-c:        KA4521-RIPE
admin-c:        JH30387-RIPE
tech-c:         DNS53
nic-hdl:        CNO4-RIPE
mnt-by:         CENTRALNIC-MNT
created:        2013-04-08T09:10:27Z
last-modified:  2023-01-25T14:22:39Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.121.2 (SHETLAND)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS40960 - AS42171",
    "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" : "2024-07-22",
    "date_updated" : "2024-07-22",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS42044",
    "as_name" : "CENTRALNIC",
    "description" : [ "CentralNic Registry AS Number" ],
    "status" : "ASSIGNED",
    "import" : [ "from AS29668 accept ANY", "from AS50300 accept ANY", "from AS31463 accept ANY", "from AS31463 accept ANY", "from AS3257 accept ANY" ],
    "export" : [ "to AS29668 announce AS-CNIC AS20144", "to AS50300 announce AS-CNIC AS20144", "to AS31463 announce AS-CNIC", "to AS31463 announce AS-CNIC", "to AS3257 announce AS-CNIC" ],
    "organization" : "ORG-CL213-RIPE",
    "admin_contacts" : [ "CNO4-RIPE" ],
    "tech_contacts" : [ "CNO4-RIPE" ],
    "remarks" : [ "---------------------------------------------------------", "Qube Managed Services Limited (EU)", "-", "---------------------------------------------------------", "Custodian Data Centre", "-", "---------------------------------------------------------", "4D-DC", "-", "---------------------------------------------------------", "4D-DC", "-", "---------------------------------------------------------", "GTT", "-", "---------------------------------------------------------" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "CENTRALNIC-MNT" ],
    "date_created" : "2006-12-08",
    "date_updated" : "2021-01-25",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-CL213-RIPE",
    "name" : "CentralNic Ltd",
    "type" : "LIR",
    "address" : [ "4th Floor, Saddlers House, 44 Gutter Lane", "EC2V 6BR", "London", "UNITED KINGDOM" ],
    "street" : "Gutter Lane",
    "city" : "London",
    "zip_code" : "EC2V 6BR",
    "country" : [ "GB" ],
    "phone" : [ "+442033880600" ],
    "fax_no" : [ "+442033880601" ],
    "abuse_contacts" : [ "AT10393-RIPE" ],
    "mnt_ref" : [ "CENTRALNIC-MNT", "RIPE-NCC-HM-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "CENTRALNIC-MNT" ],
    "date_created" : "2013-04-03",
    "date_updated" : "2020-12-16",
    "source" : "RIPE",
    "addressCountry" : "UNITED KINGDOM"
  },
  "administrative_contacts" : [ {
    "handle" : "CNO4-RIPE",
    "name" : "CentralNic Network Operations",
    "address" : [ "CentralNic Ltd", "4th Floor, Saddlers House", "44 Gutter Lane", "London", "EC2V 6BR", "United Kingdom" ],
    "street" : "Gutter Lane",
    "city" : "London",
    "zip_code" : "EC2V 6BR",
    "country" : "UNITED KINGDOM",
    "organizations" : [ "ORG-CL213-RIPE" ],
    "admin_contacts" : [ "DNS53", "CACH3", "KA4521-RIPE", "JH30387-RIPE" ],
    "tech_contacts" : [ "DNS53" ],
    "mnt_by" : [ "CENTRALNIC-MNT" ],
    "date_created" : "2013-04-08",
    "date_updated" : "2023-01-25",
    "source" : "RIPE",
    "addressCountry" : "UNITED KINGDOM"
  } ],
  "technical_contacts" : [ {
    "handle" : "CNO4-RIPE",
    "name" : "CentralNic Network Operations",
    "address" : [ "CentralNic Ltd", "4th Floor, Saddlers House", "44 Gutter Lane", "London", "EC2V 6BR", "United Kingdom" ],
    "street" : "Gutter Lane",
    "city" : "London",
    "zip_code" : "EC2V 6BR",
    "country" : "UNITED KINGDOM",
    "organizations" : [ "ORG-CL213-RIPE" ],
    "admin_contacts" : [ "DNS53", "CACH3", "KA4521-RIPE", "JH30387-RIPE" ],
    "tech_contacts" : [ "DNS53" ],
    "mnt_by" : [ "CENTRALNIC-MNT" ],
    "date_created" : "2013-04-08",
    "date_updated" : "2023-01-25",
    "source" : "RIPE",
    "addressCountry" : "UNITED KINGDOM"
  } ]
}

Peers

AS Number	Description	Country
AS29668	vXtream Ltd	GB
AS3257	GTT Communications Inc.	US
AS31463	Redcentric Solutions Ltd	GB
AS50300	CustodianDC Limited	GB

Upstreams

AS Number	Description	Country
AS31463	Redcentric Solutions Ltd	GB