% check-soa -i fr
d.nic.fr.
	2001:678:c::1: OK: 2231459009 (6 ms)
	194.0.9.1: OK: 2231459009 (5 ms)
e.ext.nic.fr.
	2a00:d78:0:102:193:176:144:22: OK: 2231459009 (18 ms)
	193.176.144.22: OK: 2231459009 (20 ms)
f.ext.nic.fr.
	194.146.106.46: OK: 2231459009 (19 ms)
	2001:67c:1010:11::53: OK: 2231459009 (17 ms)
g.ext.nic.fr.
	2001:678:4c::1: OK: 2231458980 (15 ms)
	194.0.36.1: OK: 2231458980 (12 ms)

``` % check-soa -i fr d.nic.fr. 2001:678:c::1: OK: 2231459009 (6 ms) 194.0.9.1: OK: 2231459009 (5 ms) e.ext.nic.fr. 2a00:d78:0:102:193:176:144:22: OK: 2231459009 (18 ms) 193.176.144.22: OK: 2231459009 (20 ms) f.ext.nic.fr. 194.146.106.46: OK: 2231459009 (19 ms) 2001:67c:1010:11::53: OK: 2231459009 (17 ms) g.ext.nic.fr. 2001:678:4c::1: OK: 2231458980 (15 ms) 194.0.36.1: OK: 2231458980 (12 ms) ```