JSON WHOIS API Alternatives [Page 4]

Displays Server Type, Headers, IP Address, Location Flag, and links to Whois Reports.

Parsed (JSON or XML) domain WHOIS data from any WHOIS server via RESTful API. 500 requests free per month. 60$ for unlimited requests.

freemium $6.0 / Monthly (15.000 whois per month)

Employee Monitoring Software with Screenshots, Internet, Activity and Time Tracking

Try for free freemium $4.99 / Monthly

Obtain domain name status information with this effective and intuitive application that allows you to batch process multiple entries. Domain Checker is a simple, but powerful whois lookup tool for users that require a domain availability analyzer.

DomainFlag - A lightweight, easy-to-use SEO extension for Google Chrome

IP2Location is a leading provider of IP intelligence service.

Open Source freemium $49.0 / Annually (DB1)

A supremely flexible and reliable HTTP API that supports professionals and enterprise alike in the...

#1 app which helps you to get expired&expiring domains

AppZero is a monitoring and migration tool that allows users to keep track of different applications and servers in both simple and complex IT environments.

Check DNS Propagation worldwide. DNS Checker provides name server propagation check instantly. Changed nameservers so do a DNS lookup and check if DNS and nameservers have propagated.

free

Rollbar collects errors that happen in your application, notifies you, and analyzes them so you can debug and fix them. Ruby, Python, PHP, Node.js, JavaScript, and Flash libraries available.

Open Source

Logit.io provides complete observability of logs, metrics and traces. The platform also offers alerting & monitoring, as well as Prometheus, OpenSearch & Grafana. Ingest any type of data to see real-time insights about your applications and services

Open Source paid Free Trial $0.74 (per GB per day)

IntoDNS checks the health and configuration and provides DNS report and mail servers report.

Shodan is the world's first search engine for Internet-connected devices.