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DNS Server Issues in Ukraine

40 DNS servers in Ukraine with detected issues. These servers respond to probes but have problems that may affect usability.

Last updated: · All countries

Servers with issues

40 servers
IP ASN Organization Issue Description Reliability
62.149.26.74
AS15497 1 Cloud Lab s.r.o. BAD_RESPONSE Returns unexpected response codes 27%
62.64.89.42
AS12530 Kyivstar PJSC BAD_RESPONSE Returns unexpected response codes 9%
95.85.72.90
AS202422 G-Core Labs S.A. BAD_RESPONSE Returns unexpected response codes 8%
95.67.59.140
AS34867 Cosmonova LLC BAD_RESPONSE Returns unexpected response codes 6%
91.217.197.2
AS197278 Golta Home Net BAD_RESPONSE Returns unexpected response codes 6%
80.70.64.18
AS201872 Redlimtech Limited BAD_RESPONSE Returns unexpected response codes 6%
46.8.28.101
AS204684 Wireless network and communications PE BAD_RESPONSE Returns unexpected response codes 6%
212.1.104.5
AS6846 Joint Ukrainan-German Enterprise INFOCOM LLC BAD_RESPONSE Returns unexpected response codes 6%
212.1.84.18
AS6846 Joint Ukrainan-German Enterprise INFOCOM LLC BAD_RESPONSE Returns unexpected response codes 6%
195.78.69.142
AS41502 Secretariat of the Cabinet of Ministers of Ukraine BAD_RESPONSE Returns unexpected response codes 6%
195.66.200.100
AS8192 Limited Liability Company infolink BAD_RESPONSE Returns unexpected response codes 6%
195.248.191.102
AS6703 Private Joint-stock Company farlep-invest BAD_RESPONSE Returns unexpected response codes 6%
195.177.236.66
AS29683 National Pirogov Memorial Medical University, Vinnytsia BAD_RESPONSE Returns unexpected response codes 6%
194.9.14.1
AS41360 NEOCOM Ltd. BAD_RESPONSE Returns unexpected response codes 6%
194.9.14.154
AS41360 NEOCOM Ltd. BAD_RESPONSE Returns unexpected response codes 6%
194.50.161.21
AS39722 PJSC Carlsberg Ukraine BAD_RESPONSE Returns unexpected response codes 6%
194.44.221.230
AS3255 State Enterprise Scientific and Telecommunication Centre Ukrainian Academic and Research Netw BAD_RESPONSE Returns unexpected response codes 6%
193.243.159.110
AS28750 Vinnitsa Chamber of Commerce and Industry BAD_RESPONSE Returns unexpected response codes 6%
91.239.232.245
AS196645 Hostpro Lab LLC BAD_RESPONSE Returns unexpected response codes 5%
91.239.234.230
AS196645 Hostpro Lab LLC BAD_RESPONSE Returns unexpected response codes 5%
91.239.235.156
AS196645 Hostpro Lab LLC BAD_RESPONSE Returns unexpected response codes 5%
91.239.235.158
AS196645 Hostpro Lab LLC BAD_RESPONSE Returns unexpected response codes 5%
31.131.18.110
AS56851 PE Skurykhin Mukola Volodumurovuch BAD_RESPONSE Returns unexpected response codes 5%
31.131.18.111
AS56851 PE Skurykhin Mukola Volodumurovuch BAD_RESPONSE Returns unexpected response codes 5%
31.131.18.113
AS56851 PE Skurykhin Mukola Volodumurovuch BAD_RESPONSE Returns unexpected response codes 5%
31.131.18.117
AS56851 PE Skurykhin Mukola Volodumurovuch BAD_RESPONSE Returns unexpected response codes 5%
31.131.16.2
AS56851 PE Skurykhin Mukola Volodumurovuch BAD_RESPONSE Returns unexpected response codes 5%
31.131.16.15
AS56851 PE Skurykhin Mukola Volodumurovuch BAD_RESPONSE Returns unexpected response codes 5%
31.131.17.229
AS56851 PE Skurykhin Mukola Volodumurovuch BAD_RESPONSE Returns unexpected response codes 5%
31.131.18.10
AS56851 PE Skurykhin Mukola Volodumurovuch BAD_RESPONSE Returns unexpected response codes 5%
31.131.18.118
AS56851 PE Skurykhin Mukola Volodumurovuch BAD_RESPONSE Returns unexpected response codes 5%
31.131.18.120
AS56851 PE Skurykhin Mukola Volodumurovuch BAD_RESPONSE Returns unexpected response codes 5%
31.131.18.122
AS56851 PE Skurykhin Mukola Volodumurovuch BAD_RESPONSE Returns unexpected response codes 5%
31.131.18.124
AS56851 PE Skurykhin Mukola Volodumurovuch BAD_RESPONSE Returns unexpected response codes 5%
31.131.18.126
AS56851 PE Skurykhin Mukola Volodumurovuch BAD_RESPONSE Returns unexpected response codes 5%
31.131.18.128
AS56851 PE Skurykhin Mukola Volodumurovuch BAD_RESPONSE Returns unexpected response codes 5%
31.131.18.129
AS56851 PE Skurykhin Mukola Volodumurovuch BAD_RESPONSE Returns unexpected response codes 5%
89.107.137.234
AS201776 Miranda-Media Ltd BAD_RESPONSE Returns unexpected response codes 4%
91.228.147.78
AS28907 Internet Invest, Ltd. CENSORED Censors or filters certain domains 79%
91.239.235.154
AS196645 Hostpro Lab LLC NX_HIJACK Hijacks NXDOMAIN responses — redirects failed lookups 98%

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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