You've done the right thing by your organisation and made sure that DMARC and SPF (sender policy framework) records are set in an effort to reduce email spoofing, but all that good work could be ...

I've heard it rumored that some IP addresses are "faster" than others which is why some people prefer say 10.0.1.xxx over say 192.168.7.xxx. Is there any truth to these rumors? I use 207.202.191.xxx ...

Problem: When connecting, usually when connecting over Wi-Fi, but also can happen with Ethernet ports, it will connect to 1 of 2 sub-nets, one of which doesn’t have a connection to the internet. Ways ...

Let’s assume that you have a small office with ten or fifteen computers, and all the machines have different IP addresses. Or, let’s presume that you have a big office and you have more than fifty or ...

One of the sleuths at WebmasterWorld noticed that Microsoft updated the IP ranges for the spiders, or some of them, formerly known as MSNBot and now known as BingBot. The DNS for IP ranges 157.55 and ...

Given are the five classes of IP addresses and its application. Supply each class with its corresponding IP network address range for the first octet/byte. IP address contains four groups of numbers ...

Google is now sharing the Googlebot IP ranges for the User-triggered fetchers. User-triggered fetchers are from Google tools and product functions where the end user triggers a fetch. Google said, ...

Knowing how an IP address identifies a host on a network can be confusing. Before you begin calculating various addresses, you should know the fundamentals of IP addressing. Todd Lammle describes this ...

We list the best IP address tools, to make it simple and easy to better manage networks. If you manage a large network of computers and other devices, you probably have many IP addresses to keep track ...

While blocking IP ranges work perfectly, blocking a website or domain is tricky. That’s because there can be a multiple IP attached to the domain, and while you can prevent them, the DNS resolver can ...