https://websmartools.com/blog/Practical posts about domains, DNS, email and website checks. https://websmartools.com/blog/ssl-certificate-about-to-expire/https://websmartools.com/blog/ssl-certificate-about-to-expire/Tue, 13 Oct 2026 09:00:00 GMTWhat visitors see the morning a certificate lapses, why it catches owners out, and the ten-second check that prevents it. https://websmartools.com/blog/why-every-website-knows-your-ip-address/https://websmartools.com/blog/why-every-website-knows-your-ip-address/Tue, 13 Oct 2026 09:00:00 GMTYour IP address is the return address on everything you do online. What it reveals, what it never reveals, and when hiding it helps. https://websmartools.com/blog/mx-records-what-breaks-without-them/https://websmartools.com/blog/mx-records-what-breaks-without-them/Tue, 13 Oct 2026 09:00:00 GMTMissing, stale and half-dead MX records: the three ways email delivery breaks, and the order to check them in. https://websmartools.com/blog/how-to-read-a-whois-record/https://websmartools.com/blog/how-to-read-a-whois-record/Tue, 13 Oct 2026 09:00:00 GMTDates, registrar, status codes and nameservers: the five facts in every WHOIS record that actually tell you something. https://websmartools.com/blog/which-ports-should-be-closed/https://websmartools.com/blog/which-ports-should-be-closed/Tue, 13 Oct 2026 09:00:00 GMTPorts are doors with numbers. Which ones a normal website needs open, which findings should worry you, and the five-minute routine. https://websmartools.com/blog/why-emails-land-in-spam/https://websmartools.com/blog/why-emails-land-in-spam/Tue, 13 Oct 2026 09:00:00 GMTThe five usual causes behind spam-folder delivery, and the two free checks that tell you which one is yours.