12 out of 13 gtld servers agree: [alumange:~] iljitsch% host -v www.imdb.com m.gtld-servers.net Trying "www.imdb.com" Using domain server: Name: m.gtld-servers.net Address: 192.55.83.30#53 Aliases: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 60746 ;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 2 ;; QUESTION SECTION: ;www.imdb.com. IN A ;; AUTHORITY SECTION: imdb.com. 172800 IN NS udns1.ultradns.net. imdb.com. 172800 IN NS udns2.ultradns.net. ;; ADDITIONAL SECTION: udns1.ultradns.net. 172800 IN A 204.69.234.1 udns2.ultradns.net. 172800 IN A 204.74.101.1 But k says something different: [alumange:~] iljitsch% host -v www.imdb.com k.gtld-servers.net Trying "www.imdb.com" Using domain server: Name: k.gtld-servers.net Address: 218.234.22.221#53 Aliases: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 248 ;; flags: qr aa rd; QUERY: 1, ANSWER: 2, AUTHORITY: 6, ADDITIONAL: 12 ;; QUESTION SECTION: ;www.imdb.com. IN A ;; ANSWER SECTION: www.imdb.com. 1800 IN A 200.139.105.69 www.imdb.com. 1800 IN A 218.234.22.221 ;; AUTHORITY SECTION: com. 1800 IN NS ns1.thirdfloordoors02.com. com. 1800 IN NS ns1.thirdfloordoors03.com. com. 1800 IN NS ns1.thirdfloordoors04.com. com. 1800 IN NS ns1.thirdfloordoors05.com. com. 1800 IN NS ns1.thirdfloordoors06.com. com. 1800 IN NS ns1.thirdfloordoors01.com. ;; ADDITIONAL SECTION: ns1.thirdfloordoors01.com. 1800 IN A 200.139.105.69 ns1.thirdfloordoors01.com. 1800 IN A 218.234.22.221 ns1.thirdfloordoors02.com. 1800 IN A 218.234.22.221 ns1.thirdfloordoors02.com. 1800 IN A 200.139.105.69 ns1.thirdfloordoors03.com. 1800 IN A 200.139.105.69 ns1.thirdfloordoors03.com. 1800 IN A 218.234.22.221 ns1.thirdfloordoors04.com. 1800 IN A 218.234.22.221 ns1.thirdfloordoors04.com. 1800 IN A 200.139.105.69 ns1.thirdfloordoors05.com. 1800 IN A 200.139.105.69 ns1.thirdfloordoors05.com. 1800 IN A 218.234.22.221 ns1.thirdfloordoors06.com. 1800 IN A 218.234.22.221 ns1.thirdfloordoors06.com. 1800 IN A 200.139.105.69 Received 470 bytes from 218.234.22.221#53 in 1184 ms