DNS Server Issues in United Kingdom
68 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
68 servers
| IP | ASN | Organization | Issue | Description | Reliability |
|---|---|---|---|---|---|
143.47.244.7
|
AS31898 | Oracle Corporation | BAD_RESPONSE | Returns unexpected response codes | 62% |
109.74.200.108
|
AS63949 | Akamai Connected Cloud | BAD_RESPONSE | Returns unexpected response codes | 61% |
132.145.57.17
|
AS31898 | Oracle Corporation | BAD_RESPONSE | Returns unexpected response codes | 55% |
51.89.218.173
|
AS16276 | OVH SAS | BAD_RESPONSE | Returns unexpected response codes | 55% |
20.26.122.93
|
AS8075 | Microsoft Corporation | BAD_RESPONSE | Returns unexpected response codes | 49% |
134.209.17.114
|
AS14061 | DIGITALOCEAN-ASN | BAD_RESPONSE | Returns unexpected response codes | 43% |
109.68.15.212
|
AS50023 | Vcg Technology Services Limited | BAD_RESPONSE | Returns unexpected response codes | 40% |
213.175.208.185
|
AS35425 | Iomart Managed Services Limited | BAD_RESPONSE | Returns unexpected response codes | 35% |
20.254.204.199
|
AS8075 | Microsoft Corporation | BAD_RESPONSE | Returns unexpected response codes | 34% |
92.48.89.205
|
AS29550 | Team Blue Carrier Limited | BAD_RESPONSE | Returns unexpected response codes | 34% |
51.38.68.90
|
AS16276 | OVH SAS | BAD_RESPONSE | Returns unexpected response codes | 32% |
20.77.7.235
|
AS8075 | Microsoft Corporation | BAD_RESPONSE | Returns unexpected response codes | 32% |
94.76.203.216
|
AS29550 | Simply Transit Ltd | BAD_RESPONSE | Returns unexpected response codes | 31% |
109.228.46.170
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 28% |
109.228.47.181
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 28% |
94.76.192.228
|
AS29550 | Simply Transit Ltd | BAD_RESPONSE | Returns unexpected response codes | 25% |
94.76.219.33
|
AS29550 | Simply Transit Ltd | BAD_RESPONSE | Returns unexpected response codes | 25% |
92.48.104.171
|
AS29550 | Simply Transit Ltd | BAD_RESPONSE | Returns unexpected response codes | 25% |
82.145.63.154
|
AS20860 | Iomart Cloud Services Limited | BAD_RESPONSE | Returns unexpected response codes | 25% |
80.95.202.8
|
AS51561 | ICUK Computing Services Limited | BAD_RESPONSE | Returns unexpected response codes | 25% |
78.129.131.138
|
AS20860 | Iomart Cloud Services Limited | BAD_RESPONSE | Returns unexpected response codes | 25% |
77.68.79.87
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 25% |
77.68.32.150
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 25% |
5.10.25.83
|
AS60610 | Amito Ltd | BAD_RESPONSE | Returns unexpected response codes | 25% |
217.19.242.116
|
AS60819 | Safenames Ltd. | BAD_RESPONSE | Returns unexpected response codes | 25% |
217.114.41.86
|
AS398343 | BAXET-GROUP | BAD_RESPONSE | Returns unexpected response codes | 25% |
212.187.140.53
|
AS3356 | LEVEL3 | BAD_RESPONSE | Returns unexpected response codes | 25% |
20.117.105.207
|
AS8075 | MICROSOFT-CORP-MSN-AS-BLOCK | BAD_RESPONSE | Returns unexpected response codes | 25% |
195.74.68.3
|
AS41246 | Electronic Media Services Ltd | BAD_RESPONSE | Returns unexpected response codes | 25% |
195.224.9.233
|
AS5413 | Daisy Corporate Services Trading Ltd | BAD_RESPONSE | Returns unexpected response codes | 25% |
194.72.35.195
|
AS2856 | British Telecommunications PLC | BAD_RESPONSE | Returns unexpected response codes | 25% |
91.109.114.217
|
AS42831 | UK Dedicated Servers Limited | BAD_RESPONSE | Returns unexpected response codes | 22% |
176.126.243.211
|
AS44684 | Mythic Beasts Ltd | BAD_RESPONSE | Returns unexpected response codes | 22% |
109.228.8.185
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 22% |
109.228.58.196
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 22% |
109.228.56.69
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 22% |
109.228.55.36
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 22% |
109.228.55.251
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 22% |
109.228.56.145
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 22% |
109.228.51.180
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 22% |
109.228.51.183
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 22% |
109.228.52.157
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 22% |
109.228.52.189
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 22% |
109.228.37.171
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 22% |
109.228.38.85
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 22% |
109.228.38.206
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 22% |
109.228.38.222
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 22% |
109.228.46.157
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 22% |
109.228.47.147
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 22% |
109.228.47.149
|
AS8560 | IONOS SE | BAD_RESPONSE | Returns unexpected response codes | 22% |
217.114.41.170
|
AS398343 | BAXET-GROUP | BAD_RESPONSE | Returns unexpected response codes | 18% |
217.65.165.66
|
AS8676 | PRT Systems Limited | BAD_RESPONSE | Returns unexpected response codes | 15% |
96.9.215.3
|
AS42831 | UK Dedicated Servers Limited | CENSORED | Censors or filters certain domains | 96% |
88.80.191.163
|
AS63949 | Akamai Connected Cloud | CENSORED | Censors or filters certain domains | 96% |
82.148.225.62
|
AS25376 | Netnorth Limited | CENSORED | Censors or filters certain domains | 96% |
68.183.36.5
|
AS14061 | DigitalOcean, LLC | CENSORED | Censors or filters certain domains | 96% |
51.89.228.77
|
AS16276 | OVH SAS | CENSORED | Censors or filters certain domains | 96% |
172.237.100.40
|
AS63949 | Akamai Connected Cloud | CENSORED | Censors or filters certain domains | 96% |
109.169.14.2
|
AS20860 | Iomart Cloud Services Limited | CENSORED | Censors or filters certain domains | 96% |
134.122.99.49
|
AS14061 | DigitalOcean, LLC | CENSORED | Censors or filters certain domains | 90% |
109.169.69.5
|
AS20860 | Iomart Cloud Services Limited | CENSORED | Censors or filters certain domains | 87% |
51.38.64.52
|
AS16276 | OVH SAS | CENSORED | Censors or filters certain domains | 76% |
212.84.161.89
|
AS20860 | Iomart Cloud Services Limited | CENSORED | Censors or filters certain domains | 38% |
212.84.161.90
|
AS20860 | Iomart Cloud Services Limited | CENSORED | Censors or filters certain domains | 38% |
176.58.113.172
|
AS63949 | Akamai Technologies, Inc. | NX_HIJACK | Hijacks NXDOMAIN responses — redirects failed lookups | 94% |
51.38.64.120
|
AS16276 | OVH SAS | NX_HIJACK | Hijacks NXDOMAIN responses — redirects failed lookups | 89% |
178.128.46.208
|
AS14061 | DIGITALOCEAN-ASN | NX_HIJACK | Hijacks NXDOMAIN responses — redirects failed lookups | 88% |
93.97.212.7
|
AS35228 | Telefonica O2 UK | NX_HIJACK | Hijacks NXDOMAIN responses — redirects failed lookups | 73% |
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.