Short for DNS Based List, DNS Blacklist, or DNS Blocklist.
A published list of IP addresses that can be queried through the Internet. DNSBLs are used to publish IP addresses associated with e-mail spam and spamming. Most mail servers can be configured to reject messages from addresses on a DNSBL. An address found in a DNSBL may be directly associated with spam, or may have made the list due to Web server vulnerabilities that can be used by spammers. There are many DNSBLs available, each published and maintained by different individuals and organizations.
- DNS SEC
Short for DNS Security Extensions, DNS SEC is a set of extensions used to add an additional layer of security to the Domain Name System (DNS). DNS SEC was designed to prevent specific types of popular attacks on the Internet and protect against these threats to the Domain Name System. The specific extensions provide origin […]
- DNS parking
In the Web hosting business, DNS parking is a service that the Web host will offer to its clients as a way of securing a domain name for future use. The Web host registers the domain name with the InterNIC and “parks” the domain name on a server until it is ready to be made […]
Developed by CableLabs and approved by the ITU in March 1998, Data Over Cable Service Interface Specification defines interface standards for cable modems and supporting equipment. With certification from CableLabs, manufacturers will be able to produce cable modems for retail, so consumers no longer have to depend on leased cable modems from their cable providers. […]
On eBay, eBay alternatives, and classified ad Web sites, DOA is an abbreviation used to mean dead on arrival, meaning item did not work when received by the buyer.
Short for Digital Object Identifier, a standard for online content identification and linking based on URI and URN and governed by the International DOI Foundation. Digital content using the DOI system is given a unique alphanumeric character string that is used as an identifier. The identifier is comprised of a prefix and a suffix, separated […]