bike4life.kr.		30 IN SOA bob.ns.cloudflare.com. dns.cloudflare.com. (
				2338879191 ; serial
				10000      ; refresh (2 hours 46 minutes 40 seconds)
				2400       ; retry (40 minutes)
				604800     ; expire (1 week)
				1800       ; minimum (30 minutes)
				)

bike4life.kr.		30 IN A	104.21.24.39
bike4life.kr.		30 IN A	172.67.216.194
bike4life.kr.		30 IN AAAA 2606:4700:3035::ac43:d8c2
bike4life.kr.		30 IN AAAA 2606:4700:3030::6815:1827

Name servers:
bike4life.kr.		30 IN NS bob.ns.cloudflare.com.
bike4life.kr.		30 IN NS olga.ns.cloudflare.com.