The DNSSEC Analyzer from VeriSign Labs is an on-line tool to assist with diagnosing problems with DNSSEC-signed names and zones.

The DNSSEC Analyzer from VeriSign Labs is an on-line tool to assist with diagnosing problems with DNSSEC-signed names and zones. DNS Zone Health Checker is an ultimate tool to analyze the status of your DNS zone including IPv6 and DNSSEC settings. Well configured DNS name servers and records are crucial for every Internet project because DNS is one the first technologies that are being used when a visitor is about to access your website, well before their browser tries to connect to your server. Check My DNS. This page will analyze how you use DNS as a client by testing your configured resolvers using your browser and special crafted domain names. This test will list CNAME records for a domain in priority order. The CNAME lookup is done directly against the domain's authoritative name server, so changes to CNAME Records should show up instantly. Also called a canonical name records, they act as aliases, pointing to another DNS name. Sep 19, 2017 · For more advanced users, Dig Web Interface offers a few more bells and whistles you can use to check DNS. It can also check for both domain names and IP addresses. In conclusion. So now you know how to check DNS. The next time you run into issues, you’ll now be able to troubleshoot a bit on your own. With us, in addition to finding the location, you can also get additional information about the domain or IP such as reverse DNS (which uses the inverse address in-addr.arpa for IPs version 4 and ip6.arpa for IPs version 6), Hostname, ASN, Nameservers, Timezone etc. What is a Whois Lookup Service?

Reverse DNS Check. Computer networks use the DNS to determine the IP address associated with a domain name. This process is also known as forward DNS resolution. Reverse DNS lookup is the inverse process of this, the resolution of an IP address to its designated domain name.

The DNS Check test will run a comprehensive DNS Report for your domain. A DNS lookup is done directly against the root servers (or TLD Servers). Then we query each name server to make sure your DNS Servers all respond, measure their performance and audit the results against common best practices.

GRC's DNS Benchmark performs a detailed analysis and comparison of the operational performance and reliability of any set of up to 200 DNS nameservers (sometimes also called resolvers) at once. When the Benchmark is started in its default configuration, it identifies all DNS nameservers the user's system is currently configured to use and adds them to its built-in list of publicly available “alternative” nameservers.

DNS Checker provides free DNS lookup service for checking domain name server records against a randomly selected list of DNS servers in different corners of the world. Do a quick DNS propagation lookup for any domain name and check DNS data collected from all location for confirming that the website is completely propagated or not worldwide. The DNS Check test will run a comprehensive DNS Report for your domain. A DNS lookup is done directly against the root servers (or TLD Servers). Then we query each name server to make sure your DNS Servers all respond, measure their performance and audit the results against common best practices. DNS Propagation Checker whatsmydns.net lets you instantly perform a DNS lookup to check a domain name's current IP address and DNS record information against multiple name servers located in different parts of the world. This allows you to check the current state of DNS propagation after having made changes to your domain's records. DNS Propagation Check Provides free dns lookup service for checking domain name server records against a randomly selected list of DNS servers in different corners of the world. Find out when we release new features and tools Global DNS Propagation Checker NslookupTool.com lets you instantly perform a DNS lookup to check a domain names current IP address and DNS record information against multiple name servers located in different parts of the world. This allows you to check the current state of DNS propagation after having made changes to your domains records. DNS Lookup Tool The UltraTools DNS Lookup provides a report on DNS records for a specified domain or hostname This UltraTools DNS tool performs an authoritative DNS lookup and provides details about common resource record types for root server, TLD server and Nameserver information