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dnstop is a libpcap application (a la tcpdump) that displays various tables of DNS traffic on your network. Currently dnstop displays tables of: * Source IP addresses * Destination IP addresses * Query types * Response codes * Opcodes * Top level domains * Second level domains * Third level domains * etc... dnstop supports both IPv4 and IPv6 addresses. To help find especially undesirable DNS queries, dnstop provides a number of filters. The filters tell dnstop to display only the following types of queries: * For unknown/invalid TLDs * A queries where the query name is already an IP address * PTR queries for RFC1918 address space ok landry@
24 lines
690 B
Plaintext
24 lines
690 B
Plaintext
dnstop is a libpcap application (a la tcpdump) that displays
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various tables of DNS traffic on your network. Currently dnstop
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displays tables of:
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* Source IP addresses
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* Destination IP addresses
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* Query types
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* Response codes
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* Opcodes
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* Top level domains
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* Second level domains
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* Third level domains
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* etc...
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dnstop supports both IPv4 and IPv6 addresses.
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To help find especially undesirable DNS queries, dnstop provides a
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number of filters. The filters tell dnstop to display only the following
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types of queries:
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* For unknown/invalid TLDs
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* A queries where the query name is already an IP address
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* PTR queries for RFC1918 address space
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