$TTL 172800
@	IN SOA	@ rname.invalid. (
					0	; serial
					1D	; refresh
					1H	; retry
					1W	; expire
					3H )	; minimum
	IN NS ns.

a.edu-servers.net.	172800	IN	A	192.5.6.30
a.edu-servers.net.	172800	IN	AAAA	2001:503:a83e::2:30
b.edu-servers.net.	172800	IN	A	192.33.14.30
b.edu-servers.net.	172800	IN	AAAA	2001:503:231d::2:30
c.edu-servers.net.	172800	IN	A	192.26.92.30
c.edu-servers.net.	172800	IN	AAAA	2001:503:83eb::30
d.edu-servers.net.	172800	IN	A	192.31.80.30
d.edu-servers.net.	172800	IN	AAAA	2001:500:856e::30
e.edu-servers.net.	172800	IN	A	192.12.94.30
e.edu-servers.net.	172800	IN	AAAA	2001:502:1ca1::30
f.edu-servers.net.	172800	IN	A	192.35.51.30
f.edu-servers.net.	172800	IN	AAAA	2001:503:d414::30
g.edu-servers.net.	172800	IN	A	192.42.93.30
g.edu-servers.net.	172800	IN	AAAA	2001:503:eea3::30
h.edu-servers.net.	172800	IN	A	192.54.112.30
h.edu-servers.net.	172800	IN	AAAA	2001:502:8cc::30
i.edu-servers.net.	172800	IN	A	192.43.172.30
i.edu-servers.net.	172800	IN	AAAA	2001:503:39c1::30
j.edu-servers.net.	172800	IN	A	192.48.79.30
j.edu-servers.net.	172800	IN	AAAA	2001:502:7094::30
k.edu-servers.net.	172800	IN	A	192.52.178.30
k.edu-servers.net.	172800	IN	AAAA	2001:503:d2d::30
l.edu-servers.net.	172800	IN	A	192.41.162.30
l.edu-servers.net.	172800	IN	AAAA	2001:500:d937::30
m.edu-servers.net.	172800	IN	A	192.55.83.30
m.edu-servers.net.	172800	IN	AAAA	2001:501:b1f9::30