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How often does a reload of the .9.4.e164.arpa name servers take place?
Reloading the .9.4.e164.arpa zone: between 1:00 and 2:00 CET This zone contains all the domain jobs that DENIC confirmed before 1:00 CET. Reloading the .9.4.e164.arpa zone: between 4:00 and 5:00 CET This [...] confirmed before 4:00 CET. Reloading the .9.4.e164.arpa zone: between 7:00 and 8:00 CET This zone contains all the domain jobs that DENIC confirmed before 7:00 CET. Reloading the .9.4.e164.arpa zone: between [...] before 10:00 CET. Reloading the .9.4.e164.arpa zone: between 13:00 and 14:00 CET This zone contains all the domain jobs that DENIC confirmed before 13:00 CET. Reloading the .9.4.e164.arpa zone: between 16:00...
How are Internet addresses (IP addresses) structured?
A classical IP address is made up of four bytes (as defined in Internet Protocol Version 4 - “IPv4” for short). Generally, Internet addresses are written in such a way that each byte is represented by [...] separated from one another by dots (example: 192.168.4.13). This system was first introduced in the 1980s. Theoretically, it has a capacity of around 4 000 000 000 IP addresses. In practice, however, the [...] for each IP address, but 16. This increases the total number of addresses to 2^128 (aprroimately 3.4 E+38)....
How does ENUM work?
telephone terminal supports ENUM, it transcribes the number as 0.5.3.2.7.2.9.6.9.4.e164.arpa. Next, an inquiry about 0.5.3.2.7.2.9.6.9.4.e164.arpa is submitted to the Domain Name System (DNS). This inquiry retrieves...
Is it possible for individuals or institutions not located in Germany to register a .de domain?
register .de domains. For more information please refer to the DENIC Domain Terms and Conditions , §3 (4)....
What is a NAPTR RR?
protocol to be used for further communication. For example, an inquiry to the DNS about 0.5.3.2.7.2.9.6.9.4.e164.arpa results in the return of the following NAPTR RR. IN NAPTR 10 10 "U" "E2U+sip" "!^.*$!sip: [...] expression "!^.*$!sip:zentrale@denic.de!", which means that the complete inquiry string 0.5.3.2.7.2.9.6.9.4.e164.arpa is to be replaced by the string sip:zentrale@denic.de....
Nameserver and NSentry Data
syntax of each NSentry must be structured as follows: de-example.de. IN A <IPv4 address> subdomain.de-example.de. IN A <IPv4 address> de-example.de. IN AAAA <IPv6 address> subdomain.de-example.de. IN AAAA [...] directly in the .de zone for each .de domain is limited to five. (Minimum: one RR) Only type A (IPv4 addresses), AAAA (IPv6 addresses), and type MX (Mailserver / Mail eXchange) records are supported. These...
Can I use NAST to check domains under other TLDs?
You may use to query .de and .9.4.e164.arpa domains and also any other domain under any NAST Top Level Domain. Please note, however, that for all domains under other TLDs (such as .com or .net domains)...
What is the meaning of e164.arpa?
individual national codes are placed under e164.arpa. German numbers, for instance, are mapped under 9.4.e164.arpa. In the case of infrastructure domains, the name is not of decisive importance, since users...
What do domains referencing telephone numbers and ENUM domains have in common?
The ENUM domain to which the telephone number 0800 6666666 is mapped would be 6.6.6.6.6.6.6.0.0.8.9.4.e164.arpa. This domain is clearly less suitable for entering in the address line of a browser. It could...
ENUM Domains
number. For example: The telephone number +49 12345678 is assigned to the ENUM domain 8.7.6.5.4.3.2.1.9.4.arpa, including the domain holder's various communication services. Since 2006, ENUM domains of [...] 69 27 2350 and it is linked to the domain 0.5.3.2.7.2.9.6.9.4.e164.arpa. As far as the German part of the ENUM name tree is concerned (i.e. .9.4.e164.arpa), it was agreed with the relevant decision-making [...] the sending device. Request of the sending device to the ENUM DNS server using the ENUM domain (4.3.2.1.9.4.e164.arpa) of the dialled number. Answer of the ENUM DNS server delivers a list of possible co...