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  2. nslookup - Wikipedia

    en.wikipedia.org/wiki/Nslookup

    nslookup operates in interactive or non-interactive mode. When used interactively by invoking it without arguments or when the first argument is - (minus sign) and the second argument is a hostname or Internet address of a name server, the user issues parameter configurations or requests when presented with the nslookup prompt (>).

  3. getaddrinfo - Wikipedia

    en.wikipedia.org/wiki/Getaddrinfo

    The following example uses getaddrinfo() to resolve the domain name www.example.com into its list of addresses and then calls getnameinfo() on each result to return the canonical name for the address. In general, this produces the original hostname, unless the particular address has multiple names, in which case the canonical name is returned ...

  4. Dot-decimal notation - Wikipedia

    en.wikipedia.org/wiki/Dot-decimal_notation

    Dot-decimal notation is a presentation format for numerical data expressed as a string of decimal numbers each separated by a full stop. For example, the hexadecimal number 0xFF000000 may be expressed in dot-decimal notation as 255.0.0.0. An IPv4 address has 32 bits.

  5. List of IP protocol numbers - Wikipedia

    en.wikipedia.org/wiki/List_of_IP_protocol_numbers

    This is a list of the IP protocol numbers found in the field Protocol of the IPv4 header and the Next Header field of the IPv6 header.It is an identifier for the encapsulated protocol and determines the layout of the data that immediately follows the header.

  6. List of DNS record types - Wikipedia

    en.wikipedia.org/wiki/List_of_DNS_record_types

    Returns a 32-bit IPv4 address, ... For example, if there is both an A and an MX for a name, but the name server has only the A record cached, only the A record will ...

  7. College Football Playoff: Bettors like Ohio State in the ...

    www.aol.com/sports/college-football-playoff...

    Even more bettors are backing Ohio State compared to Notre Dame. The Buckeyes have been the most impressive team through the first two rounds of the CFP and have outscored Tennessee and Oregon by ...

  8. Reverse DNS lookup - Wikipedia

    en.wikipedia.org/wiki/Reverse_DNS_lookup

    It is important to note that this is the reverse order to the usual dotted-decimal convention for writing IPv4 addresses in textual form. For example, to do a reverse lookup of the IP address 8.8.4.4 the PTR record for the domain name 4.4.8.8.in-addr.arpa would be looked up, and found to point to dns.google.

  9. Ford, GM donate $1 million and contribute vehicles to Trump's ...

    www.aol.com/news/ford-donates-1-million-fleet...

    DETROIT (Reuters) -U.S. automakers Ford Motor and General Motors will donate $1 million each, along with vehicles, to U.S. President-elect Donald Trump's January inauguration, company ...