Email Auth Check
ReadyAudit a domain's SPF, DKIM, DMARC and DNSSEC records.
All tools are free to use. File size and processing limits may vary by tool.
How to check?
Enter the domain and a DKIM selector (common selectors are tried when empty).
Browser tools keep files on your device. Advanced document tools upload files for temporary server processing; the tool shows this before upload. Web lookups send queries to the server and public lookup services.
Related tools
QR Code Generator
Design QR codes with logos, dots, custom colors and caption frames. Download PNG or SVG.
QR Code Reader
Read QR codes from uploaded images.
Password Generator
Create strong random passwords.
Barcode Generator
Create CODE128, EAN-13 or CODE39 barcodes locally.
DNS Lookup
Look up A, AAAA, MX, TXT and other public DNS records.
IP Lookup
Read public IP allocation and registration data through RDAP. This is not precise geolocation.