I have been using IPInfo for a couple of months now and I couldn’t be happier with the results. I integrated it into a couple of products, recommended to fellow developers, toyed around for different scenarios — always positive results. Right now, IPInfo is my goto option for anything related to domains and IP data. […]
IPInfo.io is a highly reliable, lightning fast, and mature geolocation API. It allows you to not only pinpoint the user location, but also find information regarding the ISP, IP type, and carrier. It comes with an extensive, developer friendly documentation to help you quickly get started. On the top, it provides both free and paid plans. With the free plan, you can make 1000 requests per day and check out if you really need it.
Host.io collects data on every known domain name, from every TLD, and updates the data every month. The data includes Domain Name Service (DNS) records & website data for each of the domains.