![]() ![]() Verify a URL allows secure http connectionsĬheck your DNS Servers for possible problems New!įeedback: If you run into any problems with the site or have an idea that you think would make it better, we would appreciate your feedback. Verify an IP Address allows tcp connections By default, the DNS lookup tool will return an IP address if you give it a name (e.g. The DNS lookup is done directly against the domain's authoritative name server, so changes to DNS Records should show up instantly. Get Start of Authority record for a domain This test will list DNS records for a domain in priority order. "blacklist: 127.0.0.2" will do a blacklist lookup) When youre creating classless reverse DNS lookup zones in Azure DNS, you must use a hyphen (-) instead of a forward slash (/) in the zone name.For example, for the IP range of 192.0.2.128/26, use 128-26.2.0. as the zone name instead of 128/26.2.0. Your iPhone or iPad normally uses the DNS servers provided by whatever Wi-Fi network you use. If you already know exactly what you want, you can force a particular test or lookup. And you'll have a chronological history of your results. Links in the results will guide you to other relevant tools and information. Input a domain name or IP Address or Host Name. All of your MX record, DNS, blacklist and SMTP diagnostics in one integrated tool. ![]()
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