mysql4.ru.		30 IN SOA hosting.reg.ru. admin.admin.com. (
				2025092301 ; serial
				3600       ; refresh (1 hour)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				86400      ; minimum (1 day)
				)

mysql4.ru.		30 IN A	185.20.225.113

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mysql4.ru.		30 IN MX 10 mail.mysql4.ru.

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mysql4.ru.		30 IN NS ns5.hosting.reg.ru.