Follow the troubleshooting steps,
- Create a demo page and test the Iframe code
- Check the client enabled any security settings. If domain lock is enabled to the stream then whitelist iframe.5centscdn.com
- Check the source code on the client’s website
- Suggest to use 5centsCDN Iframe code
- If any issue with the 5centsCDN iframe code then escalate to the product team(Riz/Sandhya)