Is there an issue with Yahoo emails?

I am also having this issue, emails to members@beachespeeches.org are getting rejected.
This is the error message I'm getting below.

Albert Ho
Club President
Beaches Speeches
Club # 646060

The response was:
550-5.7.1 <members@beachesspeeches.org>: Recipient address rejected: 550 Invalid recipient

Reporting-MTA: dns; googlemail.com
Received-From-MTA: dns; alberth@gmail.com
Arrival-Date: Thu, 22 Mar 2018 05:50:53 -0700 (PDT)
X-Original-Message-ID: <093F063D-90D5-4B2A-934D-F50D36A8AB35@gmail.com>

Final-Recipient: rfc822; members@beachesspeeches.org
Action: failed
Status: 5.0.0
Remote-MTA: dns; mail.beachesspeeches.org. (64.26.60.153, the server for the
domain beachesspeeches.org.)
Diagnostic-Code: smtp; 550-5.7.1 <members@beachesspeeches.org>: Recipient address rejected:
550 Invalid recipient
Last-Attempt-Date: Thu, 22 Mar 2018 05:50:56 -0700 (PDT)

Please don't jump on others threads you issue os completely different.
Your problem is that your DNS is not setup correctly.

mail.beachesspeeches.org. 14399 IN A 64.26.60.153

Please review the DNS documentation on this site.