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系统Fedora10,当dig有一域名时,比如直接dig baidu.com,没问题。但+trace时会出现 couldn't get address for 'M.GTLD-SERVERS.NET': not found"
偶尔能返回正确结果时耗时也比较长"Received 211 bytes from 220.181.38.10#53(ns4.baidu.com) in 10000 ms",但相同系统的Fedora9没问题!
最近浏览网页时也会出现400 Bad Request,当时以为是浏览器缓存的问题,清了缓存,cookies问题依旧
用的是yahoo的nameserver
cat /etc/resolv.conf
nameserver 192.168.100.10 #公司内部的dns
nameserver 61.177.7.1 #yahoo的
各位有啥建议么?谢谢!
# dig baidu.com +trace
; <<>> DiG 9.5.1-P3-RedHat-9.5.1-3.P3.fc10 <<>> baidu.com +trace
;; global options: printcmd
. 429672 IN NS L.ROOT-SERVERS.NET.
. 429672 IN NS M.ROOT-SERVERS.NET.
. 429672 IN NS A.ROOT-SERVERS.NET.
. 429672 IN NS B.ROOT-SERVERS.NET.
. 429672 IN NS C.ROOT-SERVERS.NET.
. 429672 IN NS D.ROOT-SERVERS.NET.
. 429672 IN NS E.ROOT-SERVERS.NET.
. 429672 IN NS F.ROOT-SERVERS.NET.
. 429672 IN NS G.ROOT-SERVERS.NET.
. 429672 IN NS H.ROOT-SERVERS.NET.
. 429672 IN NS I.ROOT-SERVERS.NET.
. 429672 IN NS J.ROOT-SERVERS.NET.
. 429672 IN NS K.ROOT-SERVERS.NET.
;; Received 500 bytes from 192.168.100.10#53(192.168.100.10) in 2 ms
com. 172800 IN NS M.GTLD-SERVERS.NET.
com. 172800 IN NS G.GTLD-SERVERS.NET.
com. 172800 IN NS K.GTLD-SERVERS.NET.
com. 172800 IN NS D.GTLD-SERVERS.NET.
com. 172800 IN NS C.GTLD-SERVERS.NET.
com. 172800 IN NS H.GTLD-SERVERS.NET.
com. 172800 IN NS E.GTLD-SERVERS.NET.
com. 172800 IN NS I.GTLD-SERVERS.NET.
com. 172800 IN NS L.GTLD-SERVERS.NET.
com. 172800 IN NS J.GTLD-SERVERS.NET.
com. 172800 IN NS A.GTLD-SERVERS.NET.
com. 172800 IN NS F.GTLD-SERVERS.NET.
com. 172800 IN NS B.GTLD-SERVERS.NET.
;; Received 499 bytes from 192.33.4.12#53(C.ROOT-SERVERS.NET) in 10001 ms
dig: couldn't get address for 'G.GTLD-SERVERS.NET': not found |
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