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IP Blacklist Check - Is your server's IP address causing issues with your online services? Use our tool to detect if your IP address has been blacklisted across different databases or what.
Check to see if an IP address is blacklisted with one of nearly seventy DNS based blacklists (DNSBL) in our database which identify sources of spam.
IP Blacklist Check. Scan an IPv4 or IPv6 address through multiple DNS-based blackhole list (DNSBL) and IP reputation services, to facilitate the detection of IP addresses involved in malware incidents and spamming activities. This service checks in real-time an IP address through more than 80 IP reputation and DNSBL services.
The blacklist check will test a mail server IP address against over 100 DNS based email blacklists. (Commonly called Realtime blacklist, DNSBL or RBL).
The blacklist checker tool checks the domain's IP or email server's IP against 50+ DNS-based blacklists. Check an IP in blacklist databases instantly.
We provide a free online blacklist check tool, where you can check if your domain or IP address is blacklisted. You can also learn how to get off and stay off blacklists with monitoring and setup a free blacklist monitor.
Use this tool to check an IP address against the most common blacklist databases. If you believe a blacklist or blocklist wrongfully added your IP address or mail server, this test helps you confirm and determine what to do next.
