What is the function of the Nslookup utility? Explanation: Nslookup is a command-line utility that is used to send a query to DNS servers to resolve a specific host name to an IP address.Aug 1, 2017
What does nslookup tell?, What is nslookup? nslookup is a simple but very practical command-line tool, which is principally used to find the IP address that corresponds to a host, or the domain name that corresponds to an IP address (a process called “Reverse DNS Lookup”).
Furthermore, What does nslookup do in Linux?, nslookup is a command-line administrative tool for testing and troubleshooting DNS servers (Domain Name Server). It is used to query specific DNS resource records (RR) as well. Most operating systems comes with built-in nslookup feature.
Finally, What is the output of nslookup?, nslookup followed by the domain name will display the “A Record” (IP Address) of the domain. Use this command to find the address record for a domain. It queries to domain name servers and get the details. You can also do the reverse DNS look-up by providing the IP Address as argument to nslookup.
Frequently Asked Question:
What protocol does nslookup use?
Nslookup.exe is a command-line administrative tool for testing and troubleshooting DNS servers. This tool is installed along with the TCP/IP protocol through Control Panel.
Does nslookup use TCP or UDP?
Reviewing Standard UDP Nslookup Query
From the network perspective, the queries issued from the resolver to its DNS server are UDP based.
What port does nslookup use?
The default port is 53. Displays help at the command prompt. Displays help at the command prompt.
What does nslookup use?
nslookup is a network administration command-line tool available for many computer operating systems. The main use of nslookup is for troubleshooting DNS related problems. Nslookup can be use in interactive and non-interactive mode. To use in interactive mode type nslookup at the command line and hit return.
What protocol does DNS rely on?
DNS uses the User Datagram Protocol (UDP) on port 53 to serve DNS queries. UDP is preferred because it is fast and has low overhead. A DNS query is a single UDP request from the DNS client followed by a single UDP reply from the server.
What is the result of nslookup?
NSLookup allows you to change the nameserver you query, to ensure you query a nameserver from which you are guaranteed to get an accurate result. If you query the nameserver listed against the domain name you will receive an authoritative answer, because the nameserver has authority over the DNS for the domain name.
What provides nslookup?
Dig, short for Domain Information Gopher, is a DNS lookup utility used for probing DNS servers and troubleshooting problems associated with DNS servers. … Nslookup is used for handling DNS lookups and displays crucial information such as MX records, and the IP address associated with a domain name.
What happens during DNS lookup?
In the first Lookup the local DNS server performs an interactive query and is directed down the domain tree to resolve the name. In the second query the Local server knows the answer and so returns the result from cache.
Why would you use nslookup?
nslookup is a network administration command-line tool available for many computer operating systems. The main use of nslookup is for troubleshooting DNS related problems. Nslookup can be use in interactive and non-interactive mode.
What happens when you do nslookup?
NSLookup allows you to change the nameserver you query, to ensure you query a nameserver from which you are guaranteed to get an accurate result. If you query the nameserver listed against the domain name you will receive an authoritative answer, because the nameserver has authority over the DNS for the domain name.
Does nslookup work in Linux?
nslookup (name server lookup) is a tool used to perform DNS lookups in Linux. It is used to display DNS details, such as the IP address of a particular computer, the MX records for a domain or the NS servers of a domain. nslookup can operate in two modes: interactive and non-interactive.
What is the function of the Nslookup utility?
What is the function of the Nslookup utility? Explanation: Nslookup is a command-line utility that is used to send a query to DNS servers to resolve a specific host name to an IP address.
What does a nslookup show?
nslookup (from name server lookup) is a network administration command-line tool for querying the Domain Name System (DNS) to obtain domain name or IP address mapping, or other DNS records.
Why would you use nslookup?
nslookup is a network administration command-line tool available for many computer operating systems. The main use of nslookup is for troubleshooting DNS related problems. Nslookup can be use in interactive and non-interactive mode.
What is the result of nslookup?
NSLookup allows you to change the nameserver you query, to ensure you query a nameserver from which you are guaranteed to get an accurate result. If you query the nameserver listed against the domain name you will receive an authoritative answer, because the nameserver has authority over the DNS for the domain name.
What is the function of the Nslookup utility?
What is the function of the Nslookup utility? Explanation: Nslookup is a command-line utility that is used to send a query to DNS servers to resolve a specific host name to an IP address.
What does nslookup tell?
What is nslookup? nslookup is a simple but very practical command-line tool, which is principally used to find the IP address that corresponds to a host, or the domain name that corresponds to an IP address (a process called “Reverse DNS Lookup”).