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Port Information
Protocol Service Name
tcp s DNS
tcp domain-s DNS query-response protocol run over TLS,[IESG],[IETF_Chair],2015-10-08,2022-04-11,[RFC7858],,,
udp domain-s DNS query-response protocol run over DTLS or QUIC,[IESG],[IETF_Chair],2015-10-08,2022-04-01,[RFC7858][RFC8094][RFC9250],,,
Top IPs Scanning
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172.253.238.153 (55)45.84.89.3 (513)
172.253.238.145 (55)74.125.16.240 (145)
172.253.238.152 (45)74.125.16.241 (140)
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Port diary mentions
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What's up with TCP 853 (DNS over TLS)?
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