SIG lookup

Find all DNSSEC resource record signatures for a domain name with this online DNS SIG checker. For example, try mail.ru or theguardian.com to view their SIG records.

How to lookup SIG records

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SIG records can be configured by the owner of a domain name. They are used to store information in the DNS, which can be looked up by anyone. Each record type has a different purpose.

SIG records are configured in DNS. But how can you look up these SIG records? That depends on the operating system you are using. Windows, Linux and Mac all have a different way of finding SIG records. The sections below contain instructions for each operating system.

Example output of a SIG lookup query

How to lookup SIG records on Windows

To check the SIG records for a certain domain name on Windows, follow these steps:

  1. Open a command prompt by navigating to Start → 'Type here to search' → 'cmd' → Open.Open a command prompt in Windows
  2. Type nslookup -q=sig example.com and hit [enter] to get the SIG records for example.com.SIG lookup in Windows
  3. The SIG records are listed below the Non-authoritative answer heading.

How to lookup SIG records on Mac OS

To check the SIG records for a certain domain name on a Mac, follow these steps:

  1. Open a terminal by entering [command] + [space] → 'terminal.app' → [enter].Open a terminal on a Mac
  2. Type dig example.com sig and hit [enter] to get the SIG records for example.com.SIG lookup on a Mac
  3. The SIG records are listed below the ANSWER SECTION heading.

How to lookup SIG records on Linux

To check the SIG records for a certain domain name on Linux, follow these steps:

  1. Open a terminal by entering [Super] → 'terminal' → [enter].Open a terminal in Linux
  2. Type dig example.com sig and hit [enter] to get the SIG records for example.com.SIG lookup in Linux
  3. The SIG records are listed below the ANSWER SECTION heading.

How to find SIG records

To check the SIG records of a domain, follow these steps:

  1. Open the SIG lookup tool.Open the SIG lookup tool
  2. Enter the domain name and hit [enter].Example DNS SIG records
  3. The tool will query the SIG records and shown them at the top of the page.

How to lookup other record types

There are other types of DNS records then just SIG. The most commonly used DNS record types are A, AAAA, CNAME, NS, TXT, MX and SOA. If you'd like to look up all records of these record types, you can do so with nslookup. Click any of the record types below to find DNS records for that specific record type.