AS20712 Andrews & Arnold Ltd

United Kingdom AS20712 RIPE 87 IPv4 prefixes 21 IPv6 prefixes

IPv4 addresses

153,344

IPv6 /48 networks

65,551

RPKI

92 valid16 no ROA

Peers and downstreams

Holder

AS name: AS20712
Description: Andrews & Arnold Ltd
Organisation: Andrews & Arnold Ltd
Registered in: Bracknell, United Kingdom
Abuse contact: abuseripe@aa.net.uk
Assigned: 2002-08-11
Registered: 2002-08-12
Record last changed: 2026-10-05 08:10 UTC

109.205.152.0/22 109.205.156.0/24 176.110.118.0/24 176.123.222.0/24 178.211.150.0/24 178.238.144.0/20 185.6.132.0/23 188.191.132.0/22 188.220.10.0/24 188.220.192.0/24 188.220.206.0/24 188.220.217.0/24 188.221.11.0/24 188.221.189.0/24 188.221.23.0/24 188.221.98.0/24 192.150.92.0/24 192.67.4.0/24 194.4.172.0/22 194.60.203.0/24 194.62.124.0/24 194.70.3.0/24 217.169.0.0/19 44.30.117.0/24 44.31.166.0/24 44.31.241.0/24 44.31.91.0/24 44.32.156.0/24 45.129.89.0/24 45.129.91.0/24 45.134.249.0/24 45.134.251.0/24 45.135.11.0/24 45.135.9.0/24 45.136.217.0/24 45.136.219.0/24 45.138.77.0/24 45.138.79.0/24 45.139.229.0/24 45.139.231.0/24 45.139.33.0/24 45.139.35.0/24 45.140.134.0/24 45.140.215.0/24 45.140.69.0/24 45.140.71.0/24 45.141.49.0/24 45.141.51.0/24 45.142.205.0/24 45.142.207.0/24 45.144.157.0/24 45.144.159.0/24 45.88.21.0/24 45.88.23.0/24 45.89.37.0/24 45.89.39.0/24 45.92.3.0/24 5.172.160.0/20 51.146.73.0/24 51.194.130.0/24 81.187.0.0/16 81.187.30.0/23 81.2.64.0/18 90.155.0.0/18 90.155.0.0/22 90.155.0.0/24 90.155.4.0/22 90.155.53.0/24 90.155.62.0/24 90.155.64.0/19 90.155.67.0/24 90.155.96.0/20 91.190.105.0/24 91.190.97.0/24 91.200.61.0/24 91.208.66.0/24 91.240.176.0/24 91.242.172.0/24 91.244.239.0/24 93.187.168.0/24 94.116.12.0/22 94.116.152.0/22 94.116.184.0/22 94.116.196.0/22 94.116.236.0/22 94.116.32.0/22 94.194.88.0/22

AS917	Misaka Network, Inc. MISAKA
AS1031	PEER 1031 LLC PEER1-1031
AS1267	WIND TRE S.P.A. ASN-WINDTRE
AS1828	Unitas Global UNITAS
AS3170	VeloxServ Communications Ltd VELOXSERV
AS3214	xTom GmbH XTOM
AS3216	PJSC "Vimpelcom" SOVAM-AS
AS3741	Dimension Data
AS4455	IX Reach Ltd BSO
AS4637	Telstra Global ASN-TELSTRA-GLOBAL
AS5405	Inter.link GmbH INTERDOTLINK
AS6057	Administracion Nacional de Telecomunicaciones AS6057
AS6204	TMRC GROUP SRL ZET-NET
AS6424	EDGOO NETWORKS UNIPESSOAL LDA EDGOO
AS6894	KDDI Europe Ltd KDDI-EUROPE
AS7195	EDGEUNO S.A.S AS7195
AS8218	Zayo Infrastructure France SA NEO-ASN
AS8220	COLT Technology Services Group Limited COLT
AS8426	Claranet Limited CLARANET-AS
AS8455	atom86 BV ATOM86-AS
AS8529	Zain Omantel International FZ-LLC OMANTEL-AS
AS9009	M247 Europe SRL M247
AS9044	BSE Software GmbH SOLNET
AS12552	GlobalConnect AB GlobalConnect-AS12552
AS12779	IT.Gate S.p.A. ITGATE
AS12969	Ljosleidarinn ehf Vodafone_Iceland
AS13030	Init7 (Switzerland) Ltd. INIT7
AS13237	euNetworks GmbH LAMBDANET-AS
AS14630	Invesco Group Services, Inc. INVESCO
AS15412	Flag Telecom UK Limited FLAG-AS
AS15802	Emirates Integrated Telecommunications Company PJSC DU-AS1
AS16347	ADISTA SAS INHERENT
AS17639	Converge ICT Solutions Inc. CONVERGE-AS
AS18106	Viewqwest Pte Ltd VIEWQWEST-SG-AP
AS20562	Broadband Hosting B.V. OPEN-PEERING-AS
AS21215	UNITED GROUP NETWORK INFRASTRUCTURE d.o.o. Beograd UGNI
AS24482	SG.GS SGGS-AS-AP
AS25160	Vorboss Limited VORBOSS
AS28792	Public Internet Ltd PUBLIC-INTERNET
AS29075	IELO-LIAZO SERVICES SAS IELO
AS31122	Digiweb ltd DIGIWEB-AS
AS31742	Sota Solutions Ltd. SOTACONNECT
AS34177	Celeste SAS CELESTE-AS
AS34288	Kantonsschule Zug AS34288
AS34927	iFog GmbH iFog-GmbH
AS35266	EX Networks Limited EXN-AS
AS35280	F5 Networks SARL F5
AS36236	NetActuate, Inc NETACTUATE
AS37100	SEACOM Limited
AS37468	Angola Cables
AS37497	Network Platforms (PTY) LTD
AS37680	Cool Ideas Service Provider (Pty) Ltd
AS37721	Virtual Technologies & Solutions
AS39122	Blacknight Internet Solutions Limited BLACKNIGHT-AS
AS39351	31173 Services AB ESAB-AS
AS41327	Fiber Telecom S.p.A. FIBERTELECOM-AS
AS42473	Anexia Cloud Solutions GmbH AS-ANEXIA
AS48070	DSM (GB) Limited DSM
AS48185	team.blue NV team_blue
AS48362	Tkswf TKSWF-AS
AS49544	i3D.net B.V i3Dnet
AS50300	CustodianDC Limited CUSTDC
AS50304	Blix Solutions AS BLIX
AS51185	MainStreaming SpA MAINSTREAMING-AS
AS60171	AFR-IX TELECOM S.A. AFRIX-AS
AS61573	IP TELECOM AS61573
AS62167	Tismi BV Tismi
AS207841	Inferno Communications Ltd INFERNO
AS213241	TECHIT.BE SRL TECHIT
AS215638	Cilix Limited AS-CILIX-LIMITED
AS263152	MIGO TELECOM AS263152
AS271253	LINK BRASIL TELECOMUNICACOES LTDA AS271253

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 86/100

partly	Prefixes covered by valid ROAs 92 of 108 announced prefixes are RPKI valid, 16 have no ROA.	21/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 21 IPv6 prefixes.	15/15
pass	More than one upstream 7 upstreams seen in BGP.	10/10
pass	Working abuse contact abuseripe@aa.net.uk is published.	15/15
fail	Publishes a geofeed No geofeed found. Without one, location databases have to guess.	0/10
pass	No prefixes smaller than /24 or /48 All prefixes are /24 (IPv4) or /48 (IPv6) or larger.	10/10
pass	Registry record maintained Last changed 2026-10-05.	5/5

Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.

Show this on your website

HTML

<a href="https://ip-fd.net/asn/20712"><img src="https://ip-fd.net/badge/asn/20712/health.svg" alt="AS20712 network health on IP-FD.net"></a>

Markdown

[![AS20712 network health](https://ip-fd.net/badge/asn/20712/health.svg)](https://ip-fd.net/asn/20712)

Use rpki.svg instead of health.svg for the RPKI badge.

Routing changes

Last 30 days

2026-10-06 00:38 UTC	Neighbour gone	AS199109	downstream
2026-10-06 00:38 UTC	Neighbour gone	AS137409	upstream
2026-10-06 00:38 UTC	Neighbour gone	AS37282	upstream
2026-10-06 00:38 UTC	Neighbour gone	AS31500	upstream
2026-10-06 00:38 UTC	Neighbour gone	AS20764	upstream
2026-10-06 00:38 UTC	Neighbour gone	AS7575	upstream
2026-10-06 00:38 UTC	Relationship changed	AS9044	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS9009	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS8455	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS8220	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS8218	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS7195	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS6204	upstream to peer
2026-10-06 00:38 UTC	New neighbour	AS6057	peer
2026-10-06 00:38 UTC	Relationship changed	AS60171	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS5405	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS50304	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS48362	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS4637	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS4455	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS41327	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS39351	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS37497	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS37468	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS3741	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS37100	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS35280	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS34927	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS34177	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS3216	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS3214	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS29075	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS215638	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS21215	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS20562	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS15802	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS15412	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS13030	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS12779	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS1267	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS12552	upstream to peer
2026-10-06 00:38 UTC	Relationship changed	AS1031	upstream to peer
2026-10-06 00:38 UTC	New prefix	94.116.152.0/22
2026-10-06 00:38 UTC	New prefix	94.116.184.0/22
2026-10-06 00:38 UTC	New prefix	94.194.88.0/22
2026-10-06 00:38 UTC	New prefix	94.116.236.0/22

WHOIS

aut-num:        AS20712
as-name:        AS20712
org:            ORG-AAL2-RIPE
status:         ASSIGNED
descr:          Andrews & Arnold Ltd
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         AA
created:        2002-08-12T06:51:07Z
last-modified:  2026-10-05T08:10:20Z
source:         RIPE
admin-c:        AAIS-RIPE
tech-c:         AAIS-RIPE
% 308 routing policy lines (import/export) not shown

Routing data

Updated just now

Registry record

Fetched just now from RIPE

Prefixes and neighbours come from the RIPE RIS route collectors. Data older than 5 minutes is refreshed when this page is opened.

API

curl -H "X-API-Key: YOUR_KEY" https://ip-fd.net/api/v1/asn/20712

const res = await fetch('https://ip-fd.net/api/v1/asn/20712', {
  headers: { 'X-API-Key': 'YOUR_KEY' }
});
const data = await res.json();
console.log(data);

import requests

r = requests.get('https://ip-fd.net/api/v1/asn/20712', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/20712');
curl_setopt($ch, CURLOPT_HTTPHEADER, ['X-API-Key: YOUR_KEY']);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$data = json_decode(curl_exec($ch), true);
print_r($data);

req, _ := http.NewRequest("GET", "https://ip-fd.net/api/v1/asn/20712", nil)
req.Header.Set("X-API-Key", "YOUR_KEY")
res, err := http.DefaultClient.Do(req)
if err != nil {
    log.Fatal(err)
}
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))

Works without a key at a lower rate. Get a free key.

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