watchWWW/lua.orgについて、ここに記述してください。 $ dnsq a www.lua.org a.root-servers.net {{{ 1 www.lua.org: 431 bytes, 1+0+6+12 records, response, noerror query: 1 www.lua.org authority: org 172800 NS a0.org.afilias-nst.info authority: org 172800 NS a2.org.afilias-nst.info authority: org 172800 NS b0.org.afilias-nst.org authority: org 172800 NS b2.org.afilias-nst.org authority: org 172800 NS c0.org.afilias-nst.info authority: org 172800 NS d0.org.afilias-nst.org additional: a0.org.afilias-nst.info 172800 A 199.19.56.1 additional: a2.org.afilias-nst.info 172800 A 199.249.112.1 additional: b0.org.afilias-nst.org 172800 A 199.19.54.1 additional: b2.org.afilias-nst.org 172800 A 199.249.120.1 additional: c0.org.afilias-nst.info 172800 A 199.19.53.1 additional: d0.org.afilias-nst.org 172800 A 199.19.57.1 additional: a0.org.afilias-nst.info 172800 AAAA 2001:500:e::1 additional: a2.org.afilias-nst.info 172800 AAAA 2001:500:40::1 additional: b0.org.afilias-nst.org 172800 AAAA 2001:500:c::1 additional: b2.org.afilias-nst.org 172800 AAAA 2001:500:48::1 additional: c0.org.afilias-nst.info 172800 AAAA 2001:500:b::1 additional: d0.org.afilias-nst.org 172800 AAAA 2001:500:f::1 }}} $ dnsq a www.lua.org a0.org.afilias-nst.info {{{ 1 www.lua.org: 83 bytes, 1+0+2+0 records, response, noerror query: 1 www.lua.org authority: lua.org 86400 NS ns-h1.pepperfish.net authority: lua.org 86400 NS ns-h2.pepperfish.net }}} $ dnsq a www.lua.org ns-h1.pepperfish.net {{{ 1 www.lua.org: 66 bytes, 1+1+0+0 records, response, authoritative, noerror query: 1 www.lua.org answer: www.lua.org 60 CNAME cherokee.pepperfish.net }}} $ dnsq a cherokee.pepperfish.net ns-h1.pepperfish.net {{{ 1 cherokee.pepperfish.net: temporary failure }}} $ dnsq a cherokee.pepperfish.net ns-h2.pepperfish.net {{{ 1 cherokee.pepperfish.net: temporary failure }}} $ dnsq a www.lua.org cherokee.pepperfish.net {{{ 1 www.lua.org: connection refused }}}