Validate that both production and development sitemaps work correctly.

npm install -g sitemap-validator

Sitemap-Validator has the following options:

• -l location
• -c code
• -s source domain
• -d destination domain
• -r enable domain remapping

To validate that the http://www.production.com/sitemap.xml file is working correctly, run the following command:

smv -l http://www.production.com/sitemap.xml -c 200

You can also test a sitemap with production domains in the xml against a staging or development server.

smv -l http://www.production.com/sitemap.xml -c 200 -r -s http://www.production.com -d http://staging.production.com