Alternatives to LDNS
LDNS: Check any domain's DNS records, WHOIS data, email authentication, TLS certificate and subdomains from one page or API. Here is 1 other product that do a similar job. Of these, 1 has a free plan.
- Globalping
Runs ping, traceroute, DNS, MTR and HTTP checks from probes around the world, for network and web engineers.
Since 2026
Free · Uptime and monitoring · Developers