A fast and reliable DNS lookup scraper that retrieves DNS records such as A, AAAA, MX, CNAME, TXT, NS, SOA, and DMARC, as well as performing reverse PTR lookups. This tool solves the challenge of ...

Reverse DNS is a site that displays reverse lookup results for approximately 4.3 billion IPv4 addresses in a map-like manner. This is what it looks like when you access the site. I can't tell what it ...

Over the past few days, we have found that several ISPs put us on some type of block list that didn’t allow our mail through. … One told us that the only way it would allow the mail through would be ...

Having blundered and finessed my way through several problems setting up VPN connections over a wireless AP for some laptops, I am left with just one hurdle to tackle:<BR><BR>Some print charging ...

How does anyone in IT who works with either email or DNS not know how reverse DNS lookups work? Even worse yet not know what a reverse DNS lookup even is. It boggles my mind when I have to explain ...

A year ago, Microsoft promised to enable Webmasters a method of verifying MSNbot. Way too often, rogue spiders mask themselves as official spiders from Google, Yahoo, Live Search or Ask.com. The ...

Yesterday we reported that MSNBot failed some reverse DNS tests. In short, if you did a reverse DNS lookup on the IP addresses of their spiders, it would not resolve to search.live.com. The big issue ...

Welcome to the dns-lookup-forward-and-reverse-a-mx-txt-dmarc-ptr! This tool allows you to quickly retrieve DNS records. You can look up various records, including A ...