PublicDNS.info Live-tested public DNS
Retested every 72 hours.

DNS Server Issues in United Kingdom

67 DNS servers in United Kingdom with detected issues. These servers respond to probes but have problems that may affect usability.

Last updated: · All countries

Servers with issues

67 servers
IP ASN Organization Issue Description Reliability
109.169.69.5
AS20860 Iomart Cloud Services Limited BAD_RESPONSE Returns unexpected response codes 78%
91.192.195.13
AS15510 Compuweb Communications Services Limited BAD_RESPONSE Returns unexpected response codes 62%
134.122.99.49
AS14061 DigitalOcean, LLC BAD_RESPONSE Returns unexpected response codes 49%
143.47.244.7
AS31898 Oracle Corporation BAD_RESPONSE Returns unexpected response codes 37%
172.237.111.36
AS63949 Akamai Connected Cloud BAD_RESPONSE Returns unexpected response codes 28%
132.145.57.17
AS31898 Oracle Corporation BAD_RESPONSE Returns unexpected response codes 25%
51.38.68.90
AS16276 OVH SAS BAD_RESPONSE Returns unexpected response codes 20%
20.77.7.235
AS8075 Microsoft Corporation BAD_RESPONSE Returns unexpected response codes 15%
20.26.122.93
AS8075 Microsoft Corporation BAD_RESPONSE Returns unexpected response codes 15%
193.32.176.11
AS215540 Global Connectivity Solutions Llp BAD_RESPONSE Returns unexpected response codes 13%
159.65.18.146
AS14061 DigitalOcean, LLC BAD_RESPONSE Returns unexpected response codes 13%
95.164.88.124
AS209847 WorkTitans B.V. BAD_RESPONSE Returns unexpected response codes 12%
77.68.94.230
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 6%
141.136.35.39
AS47583 Hostinger International Limited BAD_RESPONSE Returns unexpected response codes 4%
51.89.218.173
AS16276 OVH SAS BAD_RESPONSE Returns unexpected response codes 4%
213.175.208.185
AS35425 Iomart Managed Services Limited BAD_RESPONSE Returns unexpected response codes 2%
92.48.89.205
AS29550 Team Blue Carrier Limited BAD_RESPONSE Returns unexpected response codes 2%
94.76.203.216
AS29550 Simply Transit Ltd BAD_RESPONSE Returns unexpected response codes 2%
109.228.47.181
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 2%
109.228.46.170
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 2%
94.76.192.228
AS29550 Simply Transit Ltd BAD_RESPONSE Returns unexpected response codes 2%
94.76.219.33
AS29550 Simply Transit Ltd BAD_RESPONSE Returns unexpected response codes 2%
92.48.104.171
AS29550 Simply Transit Ltd BAD_RESPONSE Returns unexpected response codes 2%
82.145.63.154
AS20860 Iomart Cloud Services Limited BAD_RESPONSE Returns unexpected response codes 2%
80.95.202.8
AS51561 ICUK Computing Services Limited BAD_RESPONSE Returns unexpected response codes 2%
77.68.79.87
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 2%
77.68.32.150
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 2%
5.253.247.81
AS25369 Hydra Communications Ltd BAD_RESPONSE Returns unexpected response codes 2%
5.10.25.83
AS60610 Amito Ltd BAD_RESPONSE Returns unexpected response codes 2%
217.19.242.116
AS60819 Safenames Ltd. BAD_RESPONSE Returns unexpected response codes 2%
212.187.140.53
AS3356 LEVEL3 BAD_RESPONSE Returns unexpected response codes 2%
20.117.105.207
AS8075 MICROSOFT-CORP-MSN-AS-BLOCK BAD_RESPONSE Returns unexpected response codes 2%
195.74.68.3
AS41246 Electronic Media Services Ltd BAD_RESPONSE Returns unexpected response codes 2%
195.224.9.233
AS5413 Daisy Corporate Services Trading Ltd BAD_RESPONSE Returns unexpected response codes 2%
194.72.35.195
AS2856 British Telecommunications PLC BAD_RESPONSE Returns unexpected response codes 2%
45.85.250.126
AS51167 Contabo GmbH BAD_RESPONSE Returns unexpected response codes 2%
91.109.114.217
AS42831 UK Dedicated Servers Limited BAD_RESPONSE Returns unexpected response codes 1%
176.126.243.211
AS44684 Mythic Beasts Ltd BAD_RESPONSE Returns unexpected response codes 1%
109.228.55.36
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 1%
109.228.55.251
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 1%
109.228.51.180
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 1%
109.228.51.183
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 1%
109.228.52.157
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 1%
109.228.52.189
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 1%
109.228.8.185
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 1%
109.228.56.69
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 1%
109.228.58.196
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 1%
109.228.56.145
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 1%
109.228.46.157
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 1%
109.228.47.147
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 1%
109.228.37.171
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 1%
109.228.38.206
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 1%
109.228.38.222
AS8560 IONOS SE BAD_RESPONSE Returns unexpected response codes 1%
217.65.165.66
AS8676 PRT Systems Limited BAD_RESPONSE Returns unexpected response codes 1%
68.183.36.5
AS14061 DigitalOcean, LLC CENSORED Censors or filters certain domains 100%
51.89.228.77
AS16276 OVH SAS CENSORED Censors or filters certain domains 100%
109.74.205.250
AS63949 Akamai Connected Cloud CENSORED Censors or filters certain domains 100%
109.169.14.2
AS20860 Iomart Cloud Services Limited CENSORED Censors or filters certain domains 100%
172.237.100.40
AS63949 Akamai Connected Cloud CENSORED Censors or filters certain domains 99%
96.9.215.3
AS42831 UK Dedicated Servers Limited CENSORED Censors or filters certain domains 91%
91.192.194.206
AS15510 Compuweb Communications Services Limited CENSORED Censors or filters certain domains 90%
176.58.113.172
AS63949 Akamai Technologies, Inc. NX_HIJACK Hijacks NXDOMAIN responses — redirects failed lookups 100%
51.38.64.120
AS16276 OVH SAS NX_HIJACK Hijacks NXDOMAIN responses — redirects failed lookups 99%
178.128.46.208
AS14061 DIGITALOCEAN-ASN NX_HIJACK Hijacks NXDOMAIN responses — redirects failed lookups 99%
185.95.111.135
AS199775 Connexin Limited NX_HIJACK Hijacks NXDOMAIN responses — redirects failed lookups 97%
46.101.65.164
AS14061 DIGITALOCEAN-ASN NX_HIJACK Hijacks NXDOMAIN responses — redirects failed lookups 61%
134.209.17.114
AS14061 DIGITALOCEAN-ASN NX_HIJACK Hijacks NXDOMAIN responses — redirects failed lookups 54%

What do these issues mean?

  • REFUSED — Server is online but refuses queries from outside its network. Likely an ISP resolver that only serves its own subscribers.
  • NX_HIJACK — Server works but redirects non-existent domain lookups to its own IP, typically showing ads instead of an error.
  • SERVFAIL — Server responds but returns internal errors. May be misconfigured or overloaded.
  • NETWORK_ERROR — Connection to the server failed at the network level.
  • NO_ANSWER — Server responds to the query but provides no answer data.
  • CENSORED — Server returns different results for certain domains compared to neutral resolvers.

Related