SRV checker is a Cisco Tool which queries public DNS servers for SRV records related to collaboration products and services for a given domain. It further resolves the DNS A records, tests the connectivity on discovered ports and validates SSL certificates. Issues found and corrective action plan are displayed for each collaboration feature: Business to Business calls, Mobile and Remote Access, XMPP federation, Microsoft SIP federation, Cisco Meeting App login and Spark hybrid calls.
When to use
Use SRV checker to get an overview of the collaboration features available or any issues found for your domain or when troubleshooting any of the above mentioned features.
When i used Cisco.com, you can see the amount of information i received using this tool.