Web Solution Master Blog

You can set up SPF and DKIM perfectly and still have someone send phishing mail that shows your domain in the From: line. That's because neither st

Scroll through a Gmail or Apple Mail inbox and you'll notice that some senders show a crisp brand logo in the avatar circle, while most show a generi

Most DNS records answer a simple question: what's the IP address for this name? But some applications need more than an address. A VoIP phone needs t

There are dozens of publicly trusted certificate authorities, and by default any one of them can issue an SSL/TLS certificate for your domain as long

Every DNS zone on the internet has exactly one SOA record, and most site owners never look at it. Managed DNS providers create it automatically, fill

When you change your domain's "nameservers" at your registrar, you're editing NS records — and that single change decides which company's servers ans