Domain & registrar
Nameservers, registration configuration, domain verification, transfers, renewals and registrar-related connection issues.
Technical help across your entire domain setup.
ZoneCheckr helps diagnose and resolve the systems connected to your domain — from registrar and DNS configuration to email, SSL, hosting, Cloudflare and migrations.
DNS configuration
A, AAAA, CNAME, MX, TXT, NS, SOA, CAA, TTL, propagation, DNSSEC, subdomains and conflicting records.
Email & deliverability
MX routing, SPF, DKIM and DMARC setup, business email authentication, verification records and domain-related delivery issues.
SSL & HTTPS
Certificate and HTTPS problems, expiry and chain issues, CAA, redirects and domain security configuration.
Hosting & website connections
Connect domains to hosting platforms, troubleshoot origin and HTTP issues, configure www/non-www and resolve migration problems.
Cloudflare & CDN
DNS, proxy, SSL mode, origin connectivity, caching and redirect configuration.
Subdomains & redirects
Create and troubleshoot subdomains, URL redirects, application domains and service-specific records.
Domain migrations
Plan and troubleshoot DNS, hosting, email and SSL changes when moving a domain between providers.
Start with a diagnosis
If you are not sure what is wrong, run the Domain Health Checker first. Include the domain, the problem you are seeing, any recent DNS or hosting changes and relevant error messages when contacting support.
Need someone to investigate?
Email ZoneCheckr with the domain and a short description of the issue. Never send passwords, API keys or other account credentials by email.
support@zonecheckr.com