Email Source: ResDiary

Homepage: https://www.resdiary.com/

DMARC Capabilities

Capable of generating DMARC compliant email for others

Yes

ResDiary runs on SendGrid and supports full DMARC compliance.

Capable of signing email with DKIM for others

Yes

Contact ResDiary for DKIM setup.

Capable of sending SPF compliant email for others

Yes

Add 'spf.resdiary.com' to your SPF record. The include adds only a few IPs and doesn't seem to pull in more than what's necessary.