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ciao, ecco qualche esercizio di quelli assegnati.<br>
<blockquote cite="mid:da60ea48-86da-0fce-1ff2-6e4a28aa0fd7@prado.it"
type="cite">R1<br>
<br>
dig ripe.net MX +shor<br>
250 molamola.ripe.net.<br>
200 mahimahi.ripe.net.<br>
<br>
dig @sns-pb.isc.org. ripe.net MX +short<br>
250 molamola.ripe.net.<br>
200 mahimahi.ripe.net.<br>
<br>
dig @8.8.8.8. ripe.net MX +short<br>
250 molamola.ripe.net.<br>
200 mahimahi.ripe.net.<br>
<br>
R2<br>
<br>
dig 250 molamola.ripe.net IN AAAA +short<br>
2001:67c:2e8:11::c100:1371<br>
<br>
<br>
dig 250 mahimahi.ripe.net IN AAAA +short<br>
2001:67c:2e8:11::c100:1372<br>
<br>
dig @sns-pb.isc.org. molamola.ripe.net IN AAAA
+short2001:67c:2e8:11::c100:1371<br>
<br>
dig @sns-pb.isc.org. mahimahi.ripe.net IN AAAA +short <br>
2001:67c:2e8:11::c100:1372<br>
<br>
dig @8.8.8.8. molamola.ripe.net IN AAAA +short<br>
2001:67c:2e8:11::c100:1371<br>
<br>
dig @8.8.8.8. mahimahi.ripe.net IN AAAA +short<br>
2001:67c:2e8:11::c100:1372<br>
<br>
R3<br>
<br>
dig -x 2001:67c:2e8:11::c100:1371 PTR +short<br>
molamola.ripe.net.<br>
<br>
dig -x 2001:67c:2e8:11::c100:1372 PTR +short<br>
mahimahi.ripe.net.<br>
<br>
dig @sns-pb.isc.org. -x 2001:67c:2e8:11::c100:1372 PTR +short<br>
mahimahi.ripe.net.<br>
<br>
dig @sns-pb.isc.org. -x 2001:67c:2e8:11::c100:1371 PTR +short<br>
molamola.ripe.net.<br>
<br>
R4<br>
<br>
dig google.com NS +short<br>
ns1.google.com.<br>
ns2.google.com.<br>
ns4.google.com.<br>
ns3.google.com.<br>
<br>
dig @8.8.8.8 google.com NS +short<br>
ns3.google.com.<br>
ns2.google.com.<br>
ns4.google.com.<br>
ns1.google.com.<br>
<br>
R5<br>
<br>
dig ns1.google.com IN A +short<br>
216.239.32.10<br>
<br>
dig ns2.google.com IN A +short<br>
216.239.34.10<br>
<br>
dig ns3.google.com IN A +short<br>
216.239.36.10<br>
<br>
dig ns4.google.com IN A +short<br>
216.239.38.10<br>
<br>
R6<br>
<br>
dig -x 216.239.32.10 PTR +short<br>
ns1.google.com.<br>
<br>
$ dig -x 216.239.34.10 PTR +short<br>
ns2.google.com.<br>
<br>
dig -x 216.239.36.10 PTR +short<br>
ns3.google.com.<br>
<br>
dig -x 216.239.38.10 PTR +short<br>
ns4.google.com.<br>
<br>
R7<br>
<br>
dig 114.19.0.193.in-addr.arpa. PTR +shor<br>
mahimahi.ripe.net.<br>
<br>
dig @8.8.8.8 114.19.0.193.in-addr.arpa PTR +short<br>
mahimahi.ripe.net.<br>
<br>
dig @sns-pb.isc.org 114.19.0.193.in-addr.arpa PTR +short<br>
mahimahi.ripe.net.<br>
<br>
R8<br>
R9<br>
<br>
R10 <br>
<br>
dig mgdmzirv00.giustizia.it IN A +short<br>
89.119.250.66<br>
<br>
dig @8.8.8.8 mgdmzirv00.giustizia.it IN A +short<br>
89.119.250.66<br>
<br>
dig giustizia.it NS +short<br>
ns1a.btitalia.it.<br>
ns2a.btitalia.it.<br>
<br>
dig @ns1a.btitalia.it. mgdmzirv00.giustizia.it IN A +short<br>
89.119.250.66<br>
<br>
R11<br>
<br>
dig -x 89.119.250.66 IN PTR +short<br>
89-119-250-66-static.albacom.net.<br>
<br>
dig @8.8.8.8. -x 89.119.250.66 IN PTR +short<br>
89-119-250-66-static.albacom.net.<br>
<br>
dig @ns1a.btitalia.it. -x 89.119.250.66 IN PTR +short<br>
89-119-250-66-static.albacom.net.<br>
<br>
<br>
<br>
Grazie, a tra un pò.<br>
</blockquote>
Claudio<br>
<blockquote cite="mid:da60ea48-86da-0fce-1ff2-6e4a28aa0fd7@prado.it"
type="cite">
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