Bitrix24 Self-hosted administration

Bitrix24 On-Premise installs an account to a server of any host or inside a local network at your corporate server with limited third party access. You can set up Bitrix24 On-Premise on company servers or database and track its operational speed and security. For your convenience, Bitrix24 company has web images available for the most popular virtualization environments.

You can use your own custom domain name without limits for your individual Bitrix24 On-Premise instance.

System administrator is fully responsible for configuration and setup of DNS servers DNS (Domain Name System) — is a hierarchical and decentralized naming system for computers, services, or other resources connected to the Internet.
Learn more... and DNS resource records DNS resource records — records about corresponding name and service information within domain names system.
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In general, inside your account at the host site (domain management panel, domain zone DNS-editor) you need to write the most important DNS resource records

Type	Full name	Description, use
A	Address	Address record in IPv4 format, correspondence between name and IP address. One of the most frequently used records.
AAAA	A+1+1+1	Address record - А equivalent - in IPv6 format.
CNAME	Canonical name	Canonical name for alised name (single level redirection). Widely used, but has limitations in application.
MX	Mail Exchanger	Mail gateway address for domain. Consists of two parts — priority (the higher the number, the lower the priority), and host address. Critically important for SMTP-protocol and basis for Internet email routing.
NS	Authoritative name server	Address for the host, responsible for domain extension. Critically important for functioning of the domain name system itself.
PTR	pointer	Correspondence for address name — backward correspondence for A and AAAA. Widely used for IPv4 addresses in the in-addr.arpa domain, for IPv6 — in ip6.
SOA	Start of authority	Information authority indication. Used for indicating a new zone.
TXT	Text string	Record for arbitrary binary data, up to 255 bytes in size. Used for any text notes.

- A, MX, CNAME, NS, TXT.