Tags » Dns

DNS-клиент: разница между Preferred и Alternate серверами

На днях пришлось заниматься проблемой работы DNS, когда внезапно пришло осознание неправильного понимания мной назначения этих серверов.

Поискав немного в интернете нашёл отличную заметку по этому поводу: … 19 more words


DNS has changed - How do I know when server(s) will update where my domain points to?

The Domain Name Server has a TTL (Time to live) associated with it in seconds. For example:  A TTL of 3600 means in one hour, it will request updated information on the domain, otherwise, it will continue to use it’s cached result. 67 more words

Spear-phishers grab emails from internet overseer ICANN

Spear-phishers managed to lure several employees at the Internet Corporation for Assigned Names and Numbers (ICANN) to give up their login details, the organisation said in a… 371 more words


Unable to replicate between Windows Server 2008 R2

the other day I needed to update a user’s password from a different child domain in my organization and noticed that changes were not replicated across the domain controllers. 120 more words

DNS Fun (dig, host & dnsrecon)

One of the skills needed for many an engagement (and exam) is solid manipulation of DNS. A basic step in any red team is to try a zone transfer. 221 more words


DNS servers & Comparisons

Servers compared

Each of these DNS servers is an independent implementation of the DNS protocols, capable of resolving DNS names for other computers, publishing the DNS names of computers, or both. 1,734 more words


Configuring DNS in RHEL6

Here is the way to install and configure DNS  :

hostname : node1.ldap.com

client : node2.ldap.com


install bind, bind-utils packages by YUM.

# yum -y install bind bind-utils… 364 more words