Blacklist Lookup

Enter a URL

About Blacklist Lookup

What is DNSBL?

DNSBL’s or DNS Blacklists often known as Domain Name System Blacklists, are blocking lists of spam or unsolicited messages that enable an internet proprietor to dam all of the messages, having a historical past of transmitting spam. Some individuals prefer to name them blacklists whereas others choose block lists. As the identity clearly offers a concept, these lists are made on the idea of the Internet’s Domain Name System, which interprets difficult, numerical IP addresses into domains, making the lists simpler to learn, used and searched.

Based on IP addresses, these blacklists include IPs, usually of e-mail servers that a blacklist maintainer may need obtained spam of some type from prior to now. That server could be blacklisted, and all of the messages despatched from it could be both flagged or rejected by all of the web sites utilizing a specific blacklist. There are many such lists accessible over the web, and each has been compiled with completely different standards. However, some lists would possibly work higher than the others which make some checklist maintainers extra respectable and reliable than others.

The first DNSBL was referred to as RBL, and typically individuals confer with “RBLs” whereas speaking about spam blocking. People often use RBL interchangeably with DNSBL.

Top 5 Tools