Sites and apps similar to DomainPreflight include Suped, which is free. Other options are EasyDMARC, PowerDMARC, DMARC Report and DMARCwise. You can choose from more than 10 Network Monitors like DomainPreflight for self-hosting, Mac, Windows, Linux and Chrome OS.
Check DNS Propagation worldwide. DNS Checker provides name server propagation check instantly. Changed nameservers so do a DNS lookup and check if DNS and nameservers have propagated.
DNSstuff offers DNS tools, Network tools, Email tools, DNS reporting and IP information gathering. Explore monitoring products and free DNS tools at DNSstuff.
United States
Enterprise infrastructure monitoring for email reputation, SSL certificates, and the services you can't afford to lose.
Canada
Daily email deliverability, uptime and SSL monitoring for founders and agencies, with free SPF, DKIM and DMARC tools.
Processes DMARC aggregate report files locally, identifying senders by name, flagging spoofing, visualizing SPF and DKIM results, tracking trends, recommending DNS fixes, consolidating domains, and adding geolocation, all without any cloud upload or subscription required.
United Kingdom
