watch/tools.ietf.orgについて、ここに記述してください。
$ dnsq a tools.ietf.org a.root-servers.net
1 tools.ietf.org: 434 bytes, 1+0+6+12 records, response, noerror query: 1 tools.ietf.org authority: org 172800 NS d0.org.afilias-nst.org authority: org 172800 NS b2.org.afilias-nst.org authority: org 172800 NS b0.org.afilias-nst.org authority: org 172800 NS c0.org.afilias-nst.info authority: org 172800 NS a2.org.afilias-nst.info authority: org 172800 NS a0.org.afilias-nst.info additional: d0.org.afilias-nst.org 172800 A 199.19.57.1 additional: d0.org.afilias-nst.org 172800 28 \040\001\005\000\000\017\000\000\000\000\000\000\000\000\000\001 additional: b2.org.afilias-nst.org 172800 A 199.249.120.1 additional: b2.org.afilias-nst.org 172800 28 \040\001\005\000\000H\000\000\000\000\000\000\000\000\000\001 additional: b0.org.afilias-nst.org 172800 A 199.19.54.1 additional: b0.org.afilias-nst.org 172800 28 \040\001\005\000\000\014\000\000\000\000\000\000\000\000\000\001 additional: c0.org.afilias-nst.info 172800 A 199.19.53.1 additional: c0.org.afilias-nst.info 172800 28 \040\001\005\000\000\013\000\000\000\000\000\000\000\000\000\001 additional: a2.org.afilias-nst.info 172800 A 199.249.112.1 additional: a2.org.afilias-nst.info 172800 28 \040\001\005\000\000@\000\000\000\000\000\000\000\000\000\001 additional: a0.org.afilias-nst.info 172800 A 199.19.56.1 additional: a0.org.afilias-nst.info 172800 28 \040\001\005\000\000\016\000\000\000\000\000\000\000\000\000\001
$ dnsq a tools.ietf.org 199.19.54.1
1 tools.ietf.org: 189 bytes, 1+0+6+0 records, response, noerror query: 1 tools.ietf.org authority: ietf.org 86400 NS ns1.sea1.afilias-nst.info authority: ietf.org 86400 NS ns0.amsl.com authority: ietf.org 86400 NS ns1.hkg1.afilias-nst.info authority: ietf.org 86400 NS ns1.mia1.afilias-nst.info authority: ietf.org 86400 NS ns1.yyz1.afilias-nst.info authority: ietf.org 86400 NS ns1.ams1.afilias-nst.info
$ dnsq a tools.ietf.org ns1.hkg1.afilias-nst.info
1 tools.ietf.org: 110 bytes, 1+0+3+0 records, response, noerror query: 1 tools.ietf.org authority: tools.ietf.org 1800 NS merlot.levkowetz.com authority: tools.ietf.org 1800 NS gamay.levkowetz.com authority: tools.ietf.org 1800 NS zinfandel.levkowetz.com
$ dnsq a tools.ietf.org merlot.levkowetz.com
1 tools.ietf.org: 274 bytes, 1+2+3+6 records, response, authoritative, noerror query: 1 tools.ietf.org answer: tools.ietf.org 600 A 64.170.98.42 answer: tools.ietf.org 600 A 64.170.98.142 authority: tools.ietf.org 1209600 NS gamay.levkowetz.com authority: tools.ietf.org 1209600 NS zinfandel.levkowetz.com authority: tools.ietf.org 1209600 NS merlot.levkowetz.com additional: gamay.levkowetz.com 600 A 209.208.19.222 additional: gamay.levkowetz.com 600 28 &\007\361p\200\000\025\000\000\000\000\000\000\000\000\336 additional: merlot.levkowetz.com 600 A 194.146.105.14 additional: merlot.levkowetz.com 600 28 *\001\003\360\000\000\0001\000\000\000\000\000\000\000\024 additional: zinfandel.levkowetz.com 600 A 64.170.98.42 additional: zinfandel.levkowetz.com 600 28 \040\001\030\220\022:\000\000\000\000\000\000\000\001\000*