There are over 2500 RFC's. Each RFC is known by a number. For instance, RFC 1180 presents a tutorial on TCP/IP, RFC 1920 lists the current standards RFC's and explains the RFC standards process, and RFC 1941 is a FAQ list on the topic of Internet deployment in educational establishments.
MX record. A mail exchanger record (MX record) is a type of resource record in the Domain Name System that specifies a mail server responsible for accepting email messages on behalf of a recipient's domain, and a preference value used to prioritize mail delivery if multiple mail servers are available.
Axolotl Facts. Axolotl is a type of amphibian that represents unmetamorphosed larvae of the Mexican salamander. It is endemic species for the lake Xochimilco, near the Mexico City. That means that it can be found only there and nowhere else.Unlike other amphibians, axolotl spends its entire life in the water.xolotl Facts. Axolotl is a type of amphibian that represents unmetamorphosed larvae of the Mexican salamander. It is endemic species for the lake Xochimilco, near the Mexico City. That means that it can be found only there and nowhere else. Unlike other amphibians, axolotl spends its entire life in the water.