dnscap trace of Firefox lookup for www.usps.com using Unbound (r1126): [56] 2008-06-18 11:37:38.624269 [#0 unbound.raw 0] \ [10.0.0.3].25235 [192.203.230.10].53 \ dns QUERY,NOERROR,52740,cd \ 1 .,IN,NS 0 0 \ 1 .,CLASS4096,OPT,32768,[0] [643] 2008-06-18 11:37:38.660068 [#1 unbound.raw 0] \ [192.203.230.10].53 [10.0.0.3].25235 \ dns QUERY,NOERROR,52740,qr|aa|cd \ 1 .,IN,NS \ 13 .,IN,NS,518400,E.ROOT-SERVERS.NET \ .,IN,NS,518400,G.ROOT-SERVERS.NET \ .,IN,NS,518400,I.ROOT-SERVERS.NET \ .,IN,NS,518400,A.ROOT-SERVERS.NET \ .,IN,NS,518400,F.ROOT-SERVERS.NET \ .,IN,NS,518400,J.ROOT-SERVERS.NET \ .,IN,NS,518400,C.ROOT-SERVERS.NET \ .,IN,NS,518400,H.ROOT-SERVERS.NET \ .,IN,NS,518400,B.ROOT-SERVERS.NET \ .,IN,NS,518400,K.ROOT-SERVERS.NET \ .,IN,NS,518400,M.ROOT-SERVERS.NET \ .,IN,NS,518400,L.ROOT-SERVERS.NET \ .,IN,NS,518400,D.ROOT-SERVERS.NET 0 \ 20 A.ROOT-SERVERS.NET,IN,A,3600000,198.41.0.4 \ A.ROOT-SERVERS.NET,IN,AAAA,3600000,2001:503:ba3e::2:30 \ B.ROOT-SERVERS.NET,IN,A,3600000,192.228.79.201 \ C.ROOT-SERVERS.NET,IN,A,3600000,192.33.4.12 \ D.ROOT-SERVERS.NET,IN,A,3600000,128.8.10.90 \ E.ROOT-SERVERS.NET,IN,A,3600000,192.203.230.10 \ F.ROOT-SERVERS.NET,IN,A,3600000,192.5.5.241 \ F.ROOT-SERVERS.NET,IN,AAAA,3600000,2001:500:2f::f \ G.ROOT-SERVERS.NET,IN,A,3600000,192.112.36.4 \ H.ROOT-SERVERS.NET,IN,A,3600000,128.63.2.53 \ H.ROOT-SERVERS.NET,IN,AAAA,3600000,2001:500:1::803f:235 \ I.ROOT-SERVERS.NET,IN,A,3600000,192.36.148.17 \ J.ROOT-SERVERS.NET,IN,A,3600000,192.58.128.30 \ J.ROOT-SERVERS.NET,IN,AAAA,3600000,2001:503:c27::2:30 \ K.ROOT-SERVERS.NET,IN,A,3600000,193.0.14.129 \ K.ROOT-SERVERS.NET,IN,AAAA,3600000,2001:7fd::1 \ L.ROOT-SERVERS.NET,IN,A,3600000,199.7.83.42 \ M.ROOT-SERVERS.NET,IN,A,3600000,202.12.27.33 \ M.ROOT-SERVERS.NET,IN,AAAA,3600000,2001:dc3::35 \ .,CLASS4096,OPT,32768,[0] [69] 2008-06-18 11:37:38.661901 [#2 unbound.raw 0] \ [10.0.0.3].26582 [192.203.230.10].53 \ dns QUERY,NOERROR,13500,cd \ 1 www.usps.com,IN,AAAA 0 0 \ 1 .,CLASS4096,OPT,32768,[0] [557] 2008-06-18 11:37:38.698824 [#3 unbound.raw 0] \ [192.203.230.10].53 [10.0.0.3].26582 \ dns QUERY,NOERROR,13500,qr|cd \ 1 www.usps.com,IN,AAAA 0 \ 13 com,IN,NS,172800,A.GTLD-SERVERS.NET \ com,IN,NS,172800,J.GTLD-SERVERS.NET \ com,IN,NS,172800,G.GTLD-SERVERS.NET \ com,IN,NS,172800,I.GTLD-SERVERS.NET \ com,IN,NS,172800,H.GTLD-SERVERS.NET \ com,IN,NS,172800,C.GTLD-SERVERS.NET \ com,IN,NS,172800,M.GTLD-SERVERS.NET \ com,IN,NS,172800,F.GTLD-SERVERS.NET \ com,IN,NS,172800,E.GTLD-SERVERS.NET \ com,IN,NS,172800,D.GTLD-SERVERS.NET \ com,IN,NS,172800,L.GTLD-SERVERS.NET \ com,IN,NS,172800,B.GTLD-SERVERS.NET \ com,IN,NS,172800,K.GTLD-SERVERS.NET \ 16 A.GTLD-SERVERS.NET,IN,A,172800,192.5.6.30 \ A.GTLD-SERVERS.NET,IN,AAAA,172800,2001:503:a83e::2:30 \ B.GTLD-SERVERS.NET,IN,A,172800,192.33.14.30 \ B.GTLD-SERVERS.NET,IN,AAAA,172800,2001:503:231d::2:30 \ C.GTLD-SERVERS.NET,IN,A,172800,192.26.92.30 \ D.GTLD-SERVERS.NET,IN,A,172800,192.31.80.30 \ E.GTLD-SERVERS.NET,IN,A,172800,192.12.94.30 \ F.GTLD-SERVERS.NET,IN,A,172800,192.35.51.30 \ G.GTLD-SERVERS.NET,IN,A,172800,192.42.93.30 \ H.GTLD-SERVERS.NET,IN,A,172800,192.54.112.30 \ I.GTLD-SERVERS.NET,IN,A,172800,192.43.172.30 \ J.GTLD-SERVERS.NET,IN,A,172800,192.48.79.30 \ K.GTLD-SERVERS.NET,IN,A,172800,192.52.178.30 \ L.GTLD-SERVERS.NET,IN,A,172800,192.41.162.30 \ M.GTLD-SERVERS.NET,IN,A,172800,192.55.83.30 \ .,CLASS4096,OPT,32768,[0] [69] 2008-06-18 11:37:38.700299 [#4 unbound.raw 0] \ [10.0.0.3].6708 [192.31.80.30].53 \ dns QUERY,NOERROR,37518,cd \ 1 www.usps.com,IN,AAAA 0 0 \ 1 .,CLASS4096,OPT,32768,[0] [180] 2008-06-18 11:37:38.800121 [#5 unbound.raw 0] \ [192.31.80.30].53 [10.0.0.3].6708 \ dns QUERY,NOERROR,37518,qr \ 1 www.usps.com,IN,AAAA 0 \ 3 usps.com,IN,NS,172800,dns082.usps.com \ usps.com,IN,NS,172800,dns100.usps.com \ usps.com,IN,NS,172800,dns141.usps.com \ 4 dns082.usps.com,IN,A,172800,56.0.82.25 \ dns100.usps.com,IN,A,172800,56.0.100.25 \ dns141.usps.com,IN,A,172800,56.0.141.25 \ .,CLASS512,OPT,0,[0] [69] 2008-06-18 11:37:38.800857 [#6 unbound.raw 0] \ [10.0.0.3].9238 [56.0.141.25].53 \ dns QUERY,NOERROR,25696,cd \ 1 www.usps.com,IN,AAAA 0 0 \ 1 .,CLASS4096,OPT,32768,[0] [141] 2008-06-18 11:37:38.898151 [#7 unbound.raw 0] \ [56.0.141.25].53 [10.0.0.3].9238 \ dns QUERY,NOERROR,25696,qr \ 1 www.usps.com,IN,AAAA 0 \ 2 www.usps.com,IN,NS,3600,nseag.usps.com \ www.usps.com,IN,NS,3600,nssam.usps.com \ 3 nseag.usps.com,IN,A,3600,56.0.133.232 \ nssam.usps.com,IN,A,3600,56.0.65.232 \ .,CLASS4096,OPT,0,[0] [69] 2008-06-18 11:37:38.898827 [#8 unbound.raw 0] \ [10.0.0.3].49562 [56.0.133.232].53 \ dns QUERY,NOERROR,3830,cd \ 1 www.usps.com,IN,AAAA 0 0 \ 1 .,CLASS4096,OPT,32768,[0] [69] 2008-06-18 11:37:38.996501 [#9 unbound.raw 0] \ [56.0.133.232].53 [10.0.0.3].49562 \ dns QUERY,FORMERR,3830,qr|cd \ 1 www.usps.com,IN,AAAA 0 0 \ 1 .,CLASS4096,OPT,32768,[0] [58] 2008-06-18 11:37:38.996713 [#10 unbound.raw 0] \ [10.0.0.3].6795 [56.0.133.232].53 \ dns QUERY,NOERROR,32483 \ 1 www.usps.com,IN,AAAA 0 0 0 [538] 2008-06-18 11:37:39.094956 [#11 unbound.raw 0] \ [56.0.133.232].53 [10.0.0.3].6795 \ dns QUERY,NOERROR,32483,qr \ 1 www.usps.com,IN,AAAA 0 \ 13 .,IN,NS,3600000,a.root-servers.net \ .,IN,NS,3600000,b.root-servers.net \ .,IN,NS,3600000,c.root-servers.net \ .,IN,NS,3600000,d.root-servers.net \ .,IN,NS,3600000,e.root-servers.net \ .,IN,NS,3600000,f.root-servers.net \ .,IN,NS,3600000,g.root-servers.net \ .,IN,NS,3600000,h.root-servers.net \ .,IN,NS,3600000,i.root-servers.net \ .,IN,NS,3600000,j.root-servers.net \ .,IN,NS,3600000,k.root-servers.net \ .,IN,NS,3600000,l.root-servers.net \ .,IN,NS,3600000,m.root-servers.net \ 4 a.root-servers.net,IN,A,3600000,198.41.0.4 \ b.root-servers.net,IN,A,3600000,128.9.0.107 \ c.root-servers.net,IN,A,3600000,192.33.4.12 \ d.root-servers.net,IN,A,3600000,128.8.10.90 [69] 2008-06-18 11:37:39.095760 [#12 unbound.raw 0] \ [10.0.0.3].27365 [56.0.65.232].53 \ dns QUERY,NOERROR,48742,cd \ 1 www.usps.com,IN,AAAA 0 0 \ 1 .,CLASS4096,OPT,32768,[0] [69] 2008-06-18 11:37:39.152472 [#13 unbound.raw 0] \ [56.0.65.232].53 [10.0.0.3].27365 \ dns QUERY,FORMERR,48742,qr|cd \ 1 www.usps.com,IN,AAAA 0 0 \ 1 .,CLASS4096,OPT,32768,[0] [58] 2008-06-18 11:37:39.152693 [#14 unbound.raw 0] \ [10.0.0.3].34790 [56.0.65.232].53 \ dns QUERY,NOERROR,55921 \ 1 www.usps.com,IN,AAAA 0 0 0 [538] 2008-06-18 11:37:39.204065 [#15 unbound.raw 0] \ [56.0.65.232].53 [10.0.0.3].34790 \ dns QUERY,NOERROR,55921,qr \ 1 www.usps.com,IN,AAAA 0 \ 13 .,IN,NS,3600000,a.root-servers.net \ .,IN,NS,3600000,b.root-servers.net \ .,IN,NS,3600000,c.root-servers.net \ .,IN,NS,3600000,d.root-servers.net \ .,IN,NS,3600000,e.root-servers.net \ .,IN,NS,3600000,f.root-servers.net \ .,IN,NS,3600000,g.root-servers.net \ .,IN,NS,3600000,h.root-servers.net \ .,IN,NS,3600000,i.root-servers.net \ .,IN,NS,3600000,j.root-servers.net \ .,IN,NS,3600000,k.root-servers.net \ .,IN,NS,3600000,l.root-servers.net \ .,IN,NS,3600000,m.root-servers.net \ 4 a.root-servers.net,IN,A,3600000,198.41.0.4 \ b.root-servers.net,IN,A,3600000,128.9.0.107 \ c.root-servers.net,IN,A,3600000,192.33.4.12 \ d.root-servers.net,IN,A,3600000,128.8.10.90