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

DNS Server Issues in Bulgaria

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

Last updated: · All countries

Servers with issues

51 servers
IP ASN Organization Issue Description Reliability
85.187.10.222
AS31287 IPACCT CABLE Ltd BAD_RESPONSE Returns unexpected response codes 19%
80.72.80.12
AS35654 Cores Networks EOOD BAD_RESPONSE Returns unexpected response codes 19%
46.35.180.2
AS58079 Skynet Ltd BAD_RESPONSE Returns unexpected response codes 19%
193.30.228.10
AS31011 University of Chemical Technology And Metallurgy BAD_RESPONSE Returns unexpected response codes 19%
95.43.132.52
AS34295 Geo BG Net SPLtd. BAD_RESPONSE Returns unexpected response codes 16%
95.43.132.53
AS34295 Geo BG Net SPLtd. BAD_RESPONSE Returns unexpected response codes 16%
93.152.167.129
AS8866 Vivacom Bulgaria EAD BAD_RESPONSE Returns unexpected response codes 16%
91.92.139.58
AS34224 Neterra Ltd. BAD_RESPONSE Returns unexpected response codes 16%
91.92.139.191
AS34224 Neterra Ltd. BAD_RESPONSE Returns unexpected response codes 16%
90.154.229.156
AS8866 Vivacom Bulgaria EAD BAD_RESPONSE Returns unexpected response codes 16%
89.190.209.254
AS8717 A1 Bulgaria EAD BAD_RESPONSE Returns unexpected response codes 16%
87.121.150.36
AS34224 Neterra Ltd. BAD_RESPONSE Returns unexpected response codes 16%
87.120.13.237
AS34224 Neterra Ltd. BAD_RESPONSE Returns unexpected response codes 16%
87.121.112.29
AS34224 Neterra Ltd. BAD_RESPONSE Returns unexpected response codes 16%
87.121.150.38
AS34224 Neterra Ltd. BAD_RESPONSE Returns unexpected response codes 16%
87.121.150.43
AS34224 Neterra Ltd. BAD_RESPONSE Returns unexpected response codes 16%
85.130.97.12
AS8717 A1 Bulgaria EAD BAD_RESPONSE Returns unexpected response codes 16%
85.130.97.13
AS8717 A1 Bulgaria EAD BAD_RESPONSE Returns unexpected response codes 16%
78.90.206.2
AS8717 A1 Bulgaria EAD BAD_RESPONSE Returns unexpected response codes 16%
78.142.63.229
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
78.142.63.234
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
78.142.63.2
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
78.142.63.10
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
78.142.63.182
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
78.142.63.218
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
78.128.43.88
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
78.128.43.103
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
78.128.43.156
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
78.128.43.190
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
78.128.79.11
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
78.128.79.16
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
78.128.60.4
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
78.128.60.74
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
78.128.60.78
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
78.128.60.100
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
78.128.60.235
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
78.128.81.10
AS57344 Telehouse EAD BAD_RESPONSE Returns unexpected response codes 16%
77.76.146.242
AS34295 Geo BG Net SPLtd. BAD_RESPONSE Returns unexpected response codes 16%
46.55.213.10
AS34841 Lafy OOD BAD_RESPONSE Returns unexpected response codes 16%
46.55.213.103
AS34841 Lafy OOD BAD_RESPONSE Returns unexpected response codes 16%
46.55.213.104
AS34841 Lafy OOD BAD_RESPONSE Returns unexpected response codes 16%
46.55.213.105
AS34841 Lafy OOD BAD_RESPONSE Returns unexpected response codes 16%
46.249.70.3
AS8866 Vivacom Bulgaria EAD BAD_RESPONSE Returns unexpected response codes 16%
46.249.70.17
AS8866 Vivacom Bulgaria EAD BAD_RESPONSE Returns unexpected response codes 16%
46.249.70.177
AS8866 Vivacom Bulgaria EAD BAD_RESPONSE Returns unexpected response codes 16%
46.10.241.116
AS8866 Vivacom Bulgaria EAD BAD_RESPONSE Returns unexpected response codes 16%
46.10.208.173
AS8866 Vivacom Bulgaria EAD BAD_RESPONSE Returns unexpected response codes 16%
37.157.136.199
AS8866 Vivacom Bulgaria EAD BAD_RESPONSE Returns unexpected response codes 16%
78.128.79.3
AS57344 Telehouse EAD CENSORED Censors or filters certain domains 97%
78.128.79.40
AS57344 Telehouse EAD CENSORED Censors or filters certain domains 97%
79.100.162.95
AS8866 Vivacom Bulgaria EAD CENSORED Censors or filters certain domains 49%

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