#DNS JUMPER 2015 HOW TO#

1) How to verify a domain’s DNS records using the dig commandĭig command stands for “domain information groper”. It will check whether the incoming mail domain is authorized by the domain’s administrators and that the email (including attachments) has not been modified during transport.Ī digital signature included with the message can be validated by the recipient using the signer’s public key published in the DNS. DKIM is an email validation system designed to detect email spoofing by providing encryption authentication to receiving mail exchangers. SPF is designed to detect SPAM & PHISHING mail sender’s IP address which was included in the e-mail headers.ĭKIM Record : DKIM record stands for Domain Keys Identified Mail. SPF record is used to verify whether the message came from an authorized mail server or not. SPF is an extension to the SMTP mail protocol which is used for e-mail authentication. SPF Record : SPF Record stands for Sender Policy Framework. The text can be either human-or machine-readable and can be used for a variety of purposes. A TXT record is a type of DNS record that provides text information to sources outside your domain. TXT Record : TXT Record stands for text record. SOA records contain information about a DNS zone such as Primary nameserver, Hostmaster E-mail address, zone file seriel number, zone transfer interval and zone expiry details. CNAME record is used to create aliases that point to other names such as SOA Record : SOA record stands for Start of Authority records. It stores various information about a domain & host such as A, AAAA, CNAME, MX, PTR, NS, SOA, SRV, TXT, and NAPTR.ĬNAME Record : CNAME Record stands for Canonical Name.

It’s basically a set of mapping files that tell the DNS server which IP address each domain or host is associated with, and how to handle requests sent to each domain. jwhois – A Tool to Check Information About Ownership of a Domain Name and IP Address in LinuxĭNS stands for Domain Name System or Domain Name Servers which translates Internet domain and host names to IP addresses and vice versa.ĭNS is a hierarchical decentralized naming system for computers, services, or other resources connected to the Internet or a private network.whois – A CLI Tool to Check Information About Owner of a Domain Name and IP Address.Use one of the below command to verify domain owner information from the Linux terminal.

This will be useful not only for me, but also for others looking for a way to do their daily activities at the terminal.ĭomain DNS information can be verified from the Linux terminal using the following three commands.

NIX users spend more time on terminal and looking for a viable option from the terminal for any purpose. Why not try yourself, instead of using 3rd party sites? There are many third party websites that can verify a domain’s DNS records.

Dns jumper 2015