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DNS Server Issues in Puerto Rico

89 DNS servers in Puerto Rico with detected issues. These servers respond to probes but have problems that may affect usability.

Last updated: · All countries

Servers with issues

89 servers
IP ASN Organization Issue Description Reliability
74.120.31.143
AS39963 IP SOLUTIONS, INC. BAD_RESPONSE Returns unexpected response codes 77%
74.120.31.134
AS39963 IP SOLUTIONS, INC. BAD_RESPONSE Returns unexpected response codes 77%
74.120.31.135
AS39963 IP SOLUTIONS, INC. BAD_RESPONSE Returns unexpected response codes 77%
74.120.31.136
AS39963 IP SOLUTIONS, INC. BAD_RESPONSE Returns unexpected response codes 77%
74.120.31.137
AS39963 IP SOLUTIONS, INC. BAD_RESPONSE Returns unexpected response codes 77%
74.120.31.138
AS39963 IP SOLUTIONS, INC. BAD_RESPONSE Returns unexpected response codes 77%
74.120.31.139
AS39963 IP SOLUTIONS, INC. BAD_RESPONSE Returns unexpected response codes 77%
74.120.31.140
AS39963 IP SOLUTIONS, INC. BAD_RESPONSE Returns unexpected response codes 77%
74.120.31.141
AS39963 IP SOLUTIONS, INC. BAD_RESPONSE Returns unexpected response codes 77%
74.120.31.142
AS39963 IP SOLUTIONS, INC. BAD_RESPONSE Returns unexpected response codes 77%
74.120.31.130
AS39963 IP SOLUTIONS, INC. BAD_RESPONSE Returns unexpected response codes 77%
74.120.31.131
AS39963 IP SOLUTIONS, INC. BAD_RESPONSE Returns unexpected response codes 77%
74.120.31.132
AS39963 IP SOLUTIONS, INC. BAD_RESPONSE Returns unexpected response codes 77%
74.120.31.133
AS39963 IP SOLUTIONS, INC. BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.108
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.109
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.110
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.32.3
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.103
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.106
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.147
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.160
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.2
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.50
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.119
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.125
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.132
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.134
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.136
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.139
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.143
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.163
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
69.89.37.115
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
67.230.84.9
AS12206 DNP Networks BAD_RESPONSE Returns unexpected response codes 77%
66.231.171.2
AS11992 Liberty Mobile Puerto Rico Inc. BAD_RESPONSE Returns unexpected response codes 77%
66.231.171.4
AS11992 Liberty Mobile Puerto Rico Inc. BAD_RESPONSE Returns unexpected response codes 77%
65.23.208.145
AS400266 Wind Net BAD_RESPONSE Returns unexpected response codes 77%
65.23.208.132
AS400266 Wind Net BAD_RESPONSE Returns unexpected response codes 77%
24.138.255.71
AS14638 Liberty Communications of Puerto Rico LLC BAD_RESPONSE Returns unexpected response codes 77%
24.138.252.19
AS14638 Liberty Communications of Puerto Rico LLC BAD_RESPONSE Returns unexpected response codes 77%
24.138.252.29
AS14638 Liberty Communications of Puerto Rico LLC BAD_RESPONSE Returns unexpected response codes 77%
24.139.179.66
AS14638 Liberty Communications of Puerto Rico LLC BAD_RESPONSE Returns unexpected response codes 77%
24.139.179.67
AS14638 Liberty Communications of Puerto Rico LLC BAD_RESPONSE Returns unexpected response codes 77%
24.139.179.68
AS14638 Liberty Communications of Puerto Rico LLC BAD_RESPONSE Returns unexpected response codes 77%
24.139.136.69
AS14638 Liberty Communications of Puerto Rico LLC BAD_RESPONSE Returns unexpected response codes 77%
24.139.136.77
AS14638 Liberty Communications of Puerto Rico LLC BAD_RESPONSE Returns unexpected response codes 77%
24.139.135.226
AS14638 Liberty Communications of Puerto Rico LLC BAD_RESPONSE Returns unexpected response codes 77%
24.139.136.15
AS14638 Liberty Communications of Puerto Rico LLC BAD_RESPONSE Returns unexpected response codes 77%
24.139.136.28
AS14638 Liberty Communications of Puerto Rico LLC BAD_RESPONSE Returns unexpected response codes 77%
24.139.136.46
AS14638 Liberty Communications of Puerto Rico LLC BAD_RESPONSE Returns unexpected response codes 77%
24.139.136.60
AS14638 Liberty Communications of Puerto Rico LLC BAD_RESPONSE Returns unexpected response codes 77%
24.139.136.63
AS14638 Liberty Communications of Puerto Rico LLC BAD_RESPONSE Returns unexpected response codes 77%
24.139.136.68
AS14638 Liberty Communications of Puerto Rico LLC BAD_RESPONSE Returns unexpected response codes 77%
24.138.255.72
AS14638 Liberty Communications of Puerto Rico LLC BAD_RESPONSE Returns unexpected response codes 77%
24.138.255.73
AS14638 Liberty Communications of Puerto Rico LLC BAD_RESPONSE Returns unexpected response codes 77%
23.39.210.4
AS20940 Akamai International B.V. BAD_RESPONSE Returns unexpected response codes 77%
23.39.210.6
AS20940 Akamai International B.V. BAD_RESPONSE Returns unexpected response codes 77%
23.39.210.21
AS20940 Akamai International B.V. BAD_RESPONSE Returns unexpected response codes 77%
208.249.78.2
AS11653 Puerto Rico Webmasters BAD_RESPONSE Returns unexpected response codes 77%
207.15.198.3
AS14979 Aeronet Wireless BAD_RESPONSE Returns unexpected response codes 77%
199.116.62.19
AS21559 OSNET BAD_RESPONSE Returns unexpected response codes 77%
196.28.53.123
AS10396 DATACOM CARIBE, INC. BAD_RESPONSE Returns unexpected response codes 77%
196.28.53.126
AS10396 DATACOM CARIBE, INC. BAD_RESPONSE Returns unexpected response codes 77%
196.28.61.33
AS10396 DATACOM CARIBE, INC. BAD_RESPONSE Returns unexpected response codes 77%
196.28.61.34
AS10396 DATACOM CARIBE, INC. BAD_RESPONSE Returns unexpected response codes 77%
192.254.96.2
AS21559 OSNET BAD_RESPONSE Returns unexpected response codes 77%
192.254.96.3
AS21559 OSNET BAD_RESPONSE Returns unexpected response codes 77%
192.254.96.11
AS21559 OSNET BAD_RESPONSE Returns unexpected response codes 77%
192.254.96.12
AS21559 OSNET BAD_RESPONSE Returns unexpected response codes 77%
192.254.96.20
AS21559 OSNET BAD_RESPONSE Returns unexpected response codes 77%
192.254.96.21
AS21559 OSNET BAD_RESPONSE Returns unexpected response codes 77%
192.254.96.23
AS21559 OSNET BAD_RESPONSE Returns unexpected response codes 77%
192.254.96.86
AS21559 OSNET BAD_RESPONSE Returns unexpected response codes 77%
192.135.110.98
AS14979 Aeronet Wireless BAD_RESPONSE Returns unexpected response codes 77%
173.243.87.78
AS14979 Aeronet Wireless BAD_RESPONSE Returns unexpected response codes 77%
173.243.80.179
AS14979 Aeronet Wireless BAD_RESPONSE Returns unexpected response codes 77%
173.243.92.131
AS14979 Aeronet Wireless BAD_RESPONSE Returns unexpected response codes 77%
173.215.177.218
AS10396 DATACOM CARIBE, INC. BAD_RESPONSE Returns unexpected response codes 77%
167.94.225.19
AS21559 OSNET BAD_RESPONSE Returns unexpected response codes 77%
167.94.225.18
AS21559 OSNET BAD_RESPONSE Returns unexpected response codes 77%
162.248.44.45
AS46941 Xairnet BAD_RESPONSE Returns unexpected response codes 77%
154.64.208.86
AS21559 OSNET BAD_RESPONSE Returns unexpected response codes 77%
136.145.1.4
AS5786 University of Puerto Rico BAD_RESPONSE Returns unexpected response codes 77%
136.145.180.22
AS5786 University of Puerto Rico BAD_RESPONSE Returns unexpected response codes 77%
136.145.180.248
AS5786 University of Puerto Rico BAD_RESPONSE Returns unexpected response codes 77%
136.145.180.251
AS5786 University of Puerto Rico BAD_RESPONSE Returns unexpected response codes 77%
136.145.24.9
AS5786 University of Puerto Rico BAD_RESPONSE Returns unexpected response codes 77%
196.42.42.180
AS10396 DATACOM CARIBE, INC. NX_HIJACK Hijacks NXDOMAIN responses — redirects failed lookups 77%
196.28.60.186
AS10396 DATACOM CARIBE, INC. NX_HIJACK Hijacks NXDOMAIN responses — redirects failed lookups 77%

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.

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