网站www.duolingo.cn检测结果

; <<>> DiG 9.11.4-P2-RedHat-9.11.4-9.P2.el7 <<>> www.duolingo.cn +trace
;; global options: +cmd
.			2208	IN	NS	j.root-servers.net.
.			2208	IN	NS	m.root-servers.net.
.			2208	IN	NS	i.root-servers.net.
.			2208	IN	NS	g.root-servers.net.
.			2208	IN	NS	a.root-servers.net.
.			2208	IN	NS	b.root-servers.net.
.			2208	IN	NS	e.root-servers.net.
.			2208	IN	NS	f.root-servers.net.
.			2208	IN	NS	l.root-servers.net.
.			2208	IN	NS	h.root-servers.net.
.			2208	IN	NS	d.root-servers.net.
.			2208	IN	NS	k.root-servers.net.
.			2208	IN	NS	c.root-servers.net.
;; Received 515 bytes from 114.114.114.114#53(114.114.114.114) in 25 ms

cn.			172800	IN	NS	c.dns.cn.
cn.			172800	IN	NS	g.dns.cn.
cn.			172800	IN	NS	b.dns.cn.
cn.			172800	IN	NS	ns.cernet.net.
cn.			172800	IN	NS	e.dns.cn.
cn.			172800	IN	NS	f.dns.cn.
cn.			172800	IN	NS	a.dns.cn.
cn.			172800	IN	NS	d.dns.cn.
cn.			86400	IN	DS	57724 8 2 5D0423633EB24A499BE78AA22D1C0C9BA36218FF49FD95A4CDF1A4AD 97C67044
cn.			86400	IN	RRSIG	DS 8 1 86400 20220328050000 20220315040000 9799 . YfJ0btvFQmeWYiPqqGtndfpYZ3pKuXMMv83wLaaOkwyycv2UJfWBMVIu QI0BAeFnL/ess+sLu5tK4QMGgSViGVIB1ufxmb6ERZ3JOJHBj5Nmya3m IK90CXsbgFwx6GD4T5RpZTqzf4X2yvCUaJf6e5/ydwGdoMg2kpcXfXqe vZlpLhMQ43+x9nE+KEp+pFhA6RAUIljYrkTaIYeefLt1cuSEcR/n4oCt FKkEC3Lo1Pr14KWZ19RzTb+0l0AUzcE6sDlKpORzItXz1wP70O0RAthf vB3ufqn4JdfvXwf/Zl9aBskb3ZJwRuJoPc2LsXK636fT1vTrdgg8wZDg MaV0dg==
;; Received 706 bytes from 198.41.0.4#53(a.root-servers.net) in 201 ms

duolingo.cn.		86400	IN	NS	vip4.alidns.com.
duolingo.cn.		86400	IN	NS	vip3.alidns.com.
3QDAQA092EE5BELP64A74EBNB8J53D7E.cn. 21600 IN NSEC3 1 1 10 AEF123AB 3QHKTF6LTFG8AAFUUAJSR8RVAJP99SFU NS SOA RRSIG DNSKEY NSEC3PARAM
3QDAQA092EE5BELP64A74EBNB8J53D7E.cn. 21600 IN RRSIG NSEC3 8 2 21600 20220414110743 20220315110735 38388 cn. S7GuS3zKNzt3ydN4bg2OJ1hTsUW0vnXm+913xGtjfAcsDuQF69s2VBCS R1A/c8q0H2Hc2yeTnEgswkqubfpYl6ydKiu9alJSFegXrO1Ydb7BdqWm aPd+HfAiMHU4wjA8T2jdARlUZ+U9vTogFU3Fr5LbZWIwIRB4mWqsybi+ UPo=
3T2S6FTKIB5E74559IVU51OOG3HRNKL3.cn. 21600 IN NSEC3 1 1 10 AEF123AB 3VQ37D80IMF1K9A4DQSBKKGEVAKCFKFO NS DS RRSIG
3T2S6FTKIB5E74559IVU51OOG3HRNKL3.cn. 21600 IN RRSIG NSEC3 8 2 21600 20220323084342 20220221075835 38388 cn. cfFRcbkoL4Nr6OFGmv3MFz/hH94ptKijw0M/DQw38FBY5SZ5+0DwseGT U9pRv0tvUBvqDSGrMxFBEhCJzXXDjW7IyfSHbf9vYjDBuzdJ9FC3AIzn 9uCn0g+KQllg8LxrNnbYg6XqR6Rb9im65Xmx1zpWnF3C0E6fkGzO19JV AXs=
;; Received 583 bytes from 203.119.27.1#53(c.dns.cn) in 15 ms

www.duolingo.cn.	600	IN	CNAME	gtm-cn-nif1ohb0v01.gtm-a1b7.com.
;; Received 89 bytes from 106.11.41.154#53(vip4.alidns.com) in 47 ms