Emails sent to gmail have been bouncing back for both of my domains

Mail delivery failed: returning message to sender

This is only  happening for emails sent to gmail. No settings have been changed on my end and emails have previously been going through. These are just 2 examples.

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

  jarvis.creek.general.store@gmail.com
    host gmail-smtp-in.l.google.com [142.250.102.26]
    SMTP error from remote mail server after end of data:
    550-5.7.26 This message does not pass authentication checks (SPF and DKIM both
    550-5.7.26 do not pass). SPF check for [purely-inc.com] does not pass with ip:
    550-5.7.26 [66.96.189.2].To best protect our users from spam, the message has
    550-5.7.26 been blocked. Please visit
    550-5.7.26  https://support.google.com/mail/answer/81126#authentication for more
    550 5.7.26 information. pk27-20020a170906d7bb00b008b9365f35absi12318758ejb.603 - gsmtp

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

  scbound56@gmail.com
    host gmail-smtp-in.l.google.com [142.251.163.27]
    SMTP error from remote mail server after end of data:
    550-5.7.26 This message does not pass authentication checks (SPF and DKIM both
    550-5.7.26 do not pass). SPF check for [kathyoda.com] does not pass with ip:
    550-5.7.26 [66.96.188.1].To best protect our users from spam, the message has
    550-5.7.26 been blocked. Please visit
    550-5.7.26  https://support.google.com/mail/answer/81126#authentication for more
    550 5.7.26 information. d18-20020a0cf0d2000000b0056ec5fa418asi6550754qvl.232 - gsmtp