ASN Lookup Tool

NPL Management LTD npl.co.uk GB GB 4 Routes

AS Data

AS209237

AS209237NPL Management LTD

AS Number 209237
AS Name NPL-MANG-LTD
Organization NPL Management LTD(org-npl11-ripe)
Country GB
Website npl.co.uk
Number of IPv4 Routes 4
Number of IPv6 Routes 0
ASN type BUSINESS
Allocation Status ASSIGNED
Registry RIPE
Date Allocated 2019-03-13

ASN Intelligence API for production workflows

Use ASN data for AS209237 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
139.143.128.0/17 32768
139.143.0.0/16 65536
139.143.0.0/17 32768
139.143.204.0/23 512

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 'AS208189 - AS214345'

as-block:       AS208189 - AS214345
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:        2026-02-12T14:40:05Z
last-modified:  2026-02-12T14:40:05Z
source:         RIPE

% Information related to 'AS209237'

% Abuse contact for 'AS209237' is 'network.manager@npl.co.uk'

aut-num:        AS209237
as-name:        NPL-MANG-LTD
org:            ORG-NPL11-RIPE
import:         from AS25180 accept ANY
export:         to AS25180 announce AS209237
import:         from AS786 accept ANY
export:         to AS786 announce AS209237
admin-c:        NPL13-RIPE
admin-c:        DG13162-RIPE
tech-c:         NPL13-RIPE
tech-c:         DG13162-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         JANET-HOSTMASTER
created:        2019-03-13T14:53:45Z
last-modified:  2022-08-04T10:12:41Z
source:         RIPE
sponsoring-org: ORG-UA23-RIPE

organisation:   ORG-NPL11-RIPE
org-name:       NPL Management LTD
country:        GB
org-type:       OTHER
address:        National Physical Laboratory
address:        Hampton Road
address:        Teddington
address:        Middlesex
address:        TW11 0LW
address:        United Kingdom
phone:          +44 208 943 6000
admin-c:        DG13162-RIPE
admin-c:        NPL13-RIPE
tech-c:         DG13162-RIPE
tech-c:         NPL13-RIPE
abuse-c:        NPLA2-RIPE
mnt-ref:        JANET-HOSTMASTER
mnt-by:         JANET-HOSTMASTER
mnt-by:         JIPS-NOSC
created:        2019-03-11T12:30:26Z
last-modified:  2022-12-01T17:21:06Z
source:         RIPE # Filtered

role:           NPL Network Manager
address:        NPL Management LTD
address:        National Physical Laboratory
address:        Hampton Road
address:        Teddington
address:        Middlesex
address:        TW11 0LW
address:        United Kingdom
phone:          +44 208 943 6000
nic-hdl:        NPL13-RIPE
mnt-by:         JANET-HOSTMASTER
mnt-by:         JIPS-NOSC
created:        2019-03-11T11:58:03Z
last-modified:  2019-03-11T12:05:25Z
source:         RIPE # Filtered

person:         Daniel Galbraith
address:        National Physical Laboratory
address:        Hampton Road
address:        Teddington
address:        Middlesex
address:        TW11 0LW
address:        GB
phone:          +44 2089437016
nic-hdl:        DG13162-RIPE
mnt-by:         JANET-HOSTMASTER
created:        2022-08-04T09:40:29Z
last-modified:  2022-08-04T09:40:29Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.121 (ABERDEEN)

Parsed Whois Response

Peers

AS Number Description Country
AS25180 Exponential-E Ltd. GB
AS25180 Exponential E Ltd. GB
AS786 Jisc Services Limited GB

Upstreams

AS Number Description Country
AS25180 Exponential E Ltd. GB
AS786 Jisc Services Limited GB

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Frequently Asked Questions

ASN AS209237 is an Autonomous System Number used to identify a network for BGP internet routing.
AS209237 is listed under NPL Management LTD.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.