iu15.org.		30 IN SOA ns1-05.azure-dns.com. hostmaster.caiu.org. (
				53         ; serial
				900        ; refresh (15 minutes)
				600        ; retry (10 minutes)
				86400      ; expire (1 day)
				3600       ; minimum (1 hour)
				)

Mail exchangers:
iu15.org.		30 IN MX 10 d5575a.ess.barracudanetworks.com.
iu15.org.		30 IN MX 10 d5575b.ess.barracudanetworks.com.

Name servers:
iu15.org.		30 IN NS ns1-05.azure-dns.com.
iu15.org.		30 IN NS ns2-05.azure-dns.net.
iu15.org.		30 IN NS ns3-05.azure-dns.org.
iu15.org.		30 IN NS ns4-05.azure-dns.info.