81.171.128.0/17

AS8426  ·  ClaraNET LTD

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Summary

Country United Kingdom
Domain clara.net
ASN AS8426
Registry RIPE
ID UK-CLARANET-20030515

WHOIS Details

inetnum:        81.171.128.0 - 81.171.255.255
netname:        UK-CLARANET-20030515
country:        GB
org:            ORG-CA48-RIPE
admin-c:        CH309-RIPE
tech-c:         CH309-RIPE
status:         ALLOCATED PA
notify:         hostmaster@clara.net
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         AS8426-MNT
mnt-lower:      AS8426-MNT
mnt-routes:     AS8426-MNT
created:        2003-05-15T11:00:36Z
last-modified:  2016-05-18T16:36:23Z
source:         RIPE
abuse-email:    abuse@clara.net
abuse-c:        CH309-RIPE
abuse-org:      ORG-CA48-RIPE

organisation:   ORG-CA48-RIPE
org-name:       Claranet Limited
country:        GB
org-type:       LIR
address:        17 SLINGSBY PLACE, THE YARDS,
address:        WC2E 9AB
address:        London
address:        UNITED KINGDOM
phone:          +442076858000
fax-no:         +442076858001
e-mail:         hostmaster@uk.clara.net
admin-c:        CH309-RIPE
abuse-c:        CH309-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        AS8426-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         AS8426-MNT
created:        2004-04-17T12:12:24Z
last-modified:  2025-08-29T11:20:30Z
source:         RIPE
abuse-email:    abuse@clara.net
abuse-c:        CH309-RIPE
abuse-org:      undefined

role:           Claranet Hostmaster
address:        Claranet UK Ltd
address:        110 High Holborn
address:        London WC1V 6JS
address:        United Kingdom
phone:          +44 (0) 20 7685 8000
fax-no:         +44 (0) 20 7685 8001
e-mail:         hostmaster@uk.clara.net
remarks:        Claranet UK Hostmaster
remarks:        All abuse reports to abuse@clara.net
nic-hdl:        CH309-RIPE
notify:         hostmaster@uk.clara.net
mnt-by:         AS8426-MNT
created:        2002-09-18T09:59:38Z
last-modified:  2020-09-02T19:23:56Z
source:         RIPE
abuse-mailbox:  abuse@clara.net
org:            ORG-CA48-RIPE

route:          81.171.128.0/17
descr:          Claranet UK Ltd
origin:         AS8426
mnt-by:         AS8426-MNT
created:        2014-06-10T13:21:28Z
last-modified:  2015-04-29T21:20:19Z
source:         RIPE

Nearby Ranges

BGP prefixes that overlap with 81.171.0.0/16

Range ASN Company Num of IPs
81.171.0.0/19 AS60781 LeaseWeb Netherlands B.V. 8,192
81.171.63.0/24 AS205467 Privado.io Mexico IP Block 256
81.171.75.0/24 AS34305 Privado VPN IP Block 256
81.171.60.0/24 AS205467 Eweka Internet Services B.V. 256
81.171.83.0/24 AS34343 Eweka Internet Services B.V. 256
81.171.96.0/24 AS34343 Eweka Internet Services Colocation NL 256
81.171.67.0/24 AS34343 Eweka Internet Services B.V. 256
81.171.62.0/24 AS205467 Privado VPN IP Block 256

Hosted domains

There are 362 domain names hosted across 147 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
81.171.236.53 dragonfishglobal.com 31
81.171.194.116 ask-eurochange.co.uk 26
81.171.234.146 grassroots-sites.co.uk 22
81.171.154.53 pulsenurse.co.uk 19
81.171.234.153 erewardsplus.com 14
81.171.234.151 lexuscemreports.co.uk 10
81.171.204.81 rotundacasino.info 8
81.171.196.116 eurochange-gold.co.uk 8
81.171.239.210 theukcloudalliance.com 7
81.171.182.161 angliacomponents.com 7
81.171.143.107 bestinsure.org.uk 6
81.171.154.246 cloudalliance.co.uk 6
81.171.195.180 bikelid.co.uk 6
81.171.203.87 southam-tyres.co.uk 6
81.171.233.2 knightpiesold.co.uk 6
81.171.234.158 tmfreesims.com 5
81.171.236.28 lloydstsbwills.biz 5
81.171.193.221 upgradesandrepairs.uk 5
81.171.234.147 flexbens.com 5
81.171.238.124 anglia-unicorn.co.uk 4

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

975 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
81.171.160.53 AS8426 ClaraNET LTD 1.31ms from London, GB
81.171.141.28 AS8426 ClaraNET LTD 1.56ms from London, GB
81.171.228.98 AS8426 ClaraNET LTD 1.19ms from London, GB
81.171.180.17 AS8426 ClaraNET LTD 2.03ms from London, GB
81.171.221.212 AS8426 ClaraNET LTD 5.73ms from London, GB
81.171.236.201 AS8426 ClaraNET LTD 1.25ms from London, GB
81.171.231.105 AS8426 ClaraNET LTD 0.99ms from London, GB
81.171.134.213 AS8426 ClaraNET LTD 0.66ms from London, GB
81.171.135.5 AS8426 ClaraNET LTD 2.07ms from London, GB
81.171.239.141 AS8426 ClaraNET LTD 1.20ms from London, GB
81.171.163.76 AS8426 ClaraNET LTD 10.58ms from London, GB
81.171.232.157 AS8426 ClaraNET LTD 0.64ms from London, GB
81.171.186.5 AS8426 ClaraNET LTD 10.87ms from London, GB
81.171.234.115 AS8426 ClaraNET LTD 1.19ms from London, GB
81.171.235.225 AS8426 ClaraNET LTD 1.00ms from London, GB
81.171.224.14 AS8426 ClaraNET LTD 1.35ms from London, GB
81.171.250.242 AS8426 ClaraNET LTD 5.16ms from London, GB
81.171.204.49 AS8426 ClaraNET LTD 0.94ms from London, GB
81.171.174.158 AS8426 ClaraNET LTD 1.27ms from London, GB
81.171.225.30 AS8426 ClaraNET LTD 4.24ms from London, GB
81.171.157.103 AS8426 ClaraNET LTD 1.69ms from London, GB
81.171.129.122 AS8426 ClaraNET LTD 10.90ms from London, GB
81.171.175.25 AS8426 ClaraNET LTD 1.35ms from London, GB
81.171.214.81 AS8426 ClaraNET LTD 2.22ms from London, GB
81.171.245.161 AS8426 ClaraNET LTD 4.75ms from London, GB

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
139.130.122.1 AS1221 Telstra Limited 0.59ms from Adelaide, AU
109.88.79.1 AS12392 VOO S.A. 5.17ms from Amsterdam, NL
96.103.82.1 AS7922 Comcast Cable Communications, LLC 0.43ms from Ashburn, US
168.90.130.129 AS263769 ByteSolution S.A. (WispSolution Internet) 0.42ms from Buenos Aires, AR
186.137.13.1 AS7303 Telecom Argentina S.A. 0.94ms from Buenos Aires, AR
152.171.158.1 AS7303 Telecom Argentina S.A. 6.71ms from Buenos Aires, AR
105.157.184.1 AS36903 Office National des Postes et Telecommunications ONPT (Maroc Telecom) / IAM 6.50ms from Casablanca, MA
36.158.37.1 AS56047 China Mobile communications corporation 1.50ms from Changsha, CN
171.92.198.1 AS4134 CHINANET-BACKBONE 4.29ms from Chengdu, CN
104.235.244.49 AS5650 Frontier Communications of America, Inc. 8.12ms from Chicago, US
37.75.124.1 AS8926 Moldtelecom SA 4.43ms from Chisinau, MD
208.78.200.1 AS25787 Rowe Wireless Networks LLC 1.88ms from Columbus, US
162.196.155.209 AS7018 AT&T Enterprises, LLC 1.82ms from Dallas, US
68.56.247.1 AS7922 Comcast Cable Communications, LLC 3.27ms from Detroit, US
192.94.31.145 AS43484 Siemens Industry Software Limited 3.47ms from Dublin, IE
195.245.80.17 AS34046 ShieldTelecom, Ltd. 0.70ms from Frankfurt am Main, DE
77.244.107.129 AS42652 inexio Informationstechnologie und Telekommunikation Gmbh 0.88ms from Frankfurt am Main, DE
104.193.254.1 AS14576 Hosting Solution Ltd. 0.47ms from Fremont, US
188.154.214.1 AS6730 Sunrise GmbH 0.19ms from Geneve, CH
78.72.166.1 AS3301 Telia Company AB 0.96ms from Goeteborg, SE
188.110.228.1 AS3209 Vodafone GmbH 2.78ms from Hamburg, DE
125.125.156.1 AS4134 CHINANET-BACKBONE 9.84ms from Hangzhou, CN
115.234.112.1 AS4134 CHINANET-BACKBONE 11.29ms from Hangzhou, CN
76.186.179.1 AS11427 Charter Communications Inc 5.28ms from Houston, US
61.133.146.97 AS4134 CHINANET-BACKBONE 5.71ms from Huai'an, CN

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -f3 81.171.225.17
traceroute to 81.171.225.17 (81.171.225.17): 64 hops max, 52 byte packets
3 [AS201011] 80.255.9.22 1.419 ms
4 [] 195.66.224.66 0.455 ms
5 [AS8426] 195.157.3.189 0.422 ms
Measurement taken from IPinfo ProbeNet in London, GB
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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