Useful and Free Online Tools to Check IP, Nameservers, and IP Blacklist Status
Ensuring the security and proper configuration of your network is essential.
Luckily, there are many free and easy-to-use tools available online that can help you verify your IP address, check the associated nameservers, and confirm whether your IP is listed on any blacklists. Here are some useful websites for these checks:
- Check IP Address
WhatIsMyIP.com
URL: https://www.whatismyip.com
This website allows you to quickly discover your device’s public IP address. In addition to the IP, it provides useful information, including your geographical location and other relevant details related to your IP.
IPinfo.io
URL: https://ipinfo.io
IPinfo.io offers detailed information about your IP, including geographic data, ISP (Internet Service Provider) information, and more. It can also show specific details related to any given IP address, making it a comprehensive tool for IP analysis. - Check Nameservers
MXToolbox
URL: https://mxtoolbox.com
MXToolbox is a versatile tool that not only checks IPs but also allows you to perform a DNS lookup for any domain. By simply entering a domain name, you can get a complete overview of the associated nameservers and other DNS information.
DNSstuff
URL: https://www.dnsstuff.com
DNSstuff is an advanced tool providing a variety of DNS checks, including nameserver lookups for a domain. It also offers additional details such as MX records and DNS configuration information, making it a powerful tool for in-depth domain diagnostics. - Check IP
Blacklist Status Blacklist Check
URL: https://www.blacklistalert.org
This tool allows you to check if your IP is listed in any of the major spam blacklists. It’s an essential resource for verifying the reputation of an IP address, particularly if you are concerned about email deliverability or network security.
MultiRBL
URL: https://www.multirbl.valli.org
MultiRBL is another excellent tool for checking if an IP is on multiple blacklists. It’s particularly useful for monitoring email servers and ensuring that your IP address is not flagged as a source of spam.
MXToolbox Blacklist Check
URL: https://mxtoolbox.com/blacklists.aspx
Offered by MXToolbox, this blacklist checker allows you to verify whether an IP is listed on popular blacklists. It’s a reliable tool for checking the reputation of an IP and ensuring smooth email communication