edu.cn | DNSViz

edu.cn

Updated: 2023-01-28 13:48:56 UTC (609 days ago) Go to most recent »

DNS Server Responses

Responses for edu.cn/DS

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	a.dns.cn. (2001:dc7::1)	a.dns.cn. (203.119.25.1)	b.dns.cn. (203.119.26.1)	c.dns.cn. (203.119.27.1)	d.dns.cn. (2001:dc7:1000::1)	d.dns.cn. (203.119.28.1)	e.dns.cn. (203.119.29.1)	f.dns.cn. (195.219.8.90)	g.dns.cn. (66.198.183.65)	ns.cernet.net. (103.137.60.44)	ns.cernet.net. (202.112.0.44)	ns.cernet.net. (2001:250:c006::44)	ns.cernet.net. (2001:dd9::44)
edu.cn	86400	DS	15397 8 1 ca602972d554df57cc8322c18d9cf942fac47430 15397 8 2 3a6c89d32b3143d193521ce64389548821da90f770ab09ecd9c8680b2f4848b5	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	86400	RRSIG	DS 8 2 86400 20230211013559 20230112010927 38388 cn. MAHl8XFzucl0S7xHxpbIw1Kq1ZUVx45B cxnNVgD4S5SkTpM30d9rs97uktY5SvyP 0EEiy+1DUcjhPJboZY6pvnv6MmWSChHL uAWIqmQ9P8CAmYgiMDqE0lnlle8EINyU +pcjaCZSDiZkSrgSavWrUPVucKUhd42u LaN/jPb9M5k=	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	3/0/1	3/0/1	3/0/1	3/0/1	3/0/1	3/0/1	3/0/1	3/0/1	3/0/1	3/0/1	3/0/1	3/0/1
Response size (bytes)				OK	281	281	281	281	281	281	281	281	281	309	309	309
Response time (ms)				OK	51	675	191	228	52	53	464	187	122	462	463	462

Responses for edu.cn/DNSKEY

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	dns.edu.cn. (202.38.109.35)	dns.edu.cn. (2001:250:c006::35)	dns2.edu.cn. (202.112.0.13)	dns2.edu.cn. (2001:da8:1:100::13)	deneb.dfn.de. (192.76.176.9)	ns2.cuhk.hk., ns5.cernet.net. (137.189.6.21)	ns.cernet.net. (103.137.60.44)	ns.cernet.net. (202.112.0.44)	ns.cernet.net. (2001:250:c006::44)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	ns3.cernet.net. (101.4.62.35)	ns3.cernet.net. (2001:250:62::35)	ns4.cernet.net. (101.4.62.203)	ns4.cernet.net. (193.174.75.78)	ns4.cernet.net. (2001:250:62::203)	ns4.cernet.net. (2001:638:d:b104::2)	ns5.cernet.net. (166.111.8.30)	ns5.cernet.net. (2402:f000:1:801::8:30)	ns5.cernet.net. (2405:3000:3:6::15)
edu.cn	172800	DNSKEY	256 3 8 AwEAAb3/T3Lk2Vr+u5Xhi+OTUMRG9pJ2 7pmVRjzuh4ZrAUKa8gs63E0XMWzyvRyS F08aKJKH506pcRY7B4tcdSLnxwuS2cMg BMfscCs64VXJYo9SFYl8rHethOBxVfRx NIrOx41VyABTnni9MK47fhGTV0L8j+nm WpuVH/9lsP1DvYSj ; key tag = 21204 257 3 8 AwEAAdkXpELr8ax9Gu8CRfA7Iux8G32u sl8Lgs917ZELiWaoZgufgNALQHLSffJP bnZ/Qg6BPKB0RkhnUNX6066yLo3evWQB 6keio+JW/CHXF2orSgt1T+zDUqSKeE5M c4uPeq+nFmpP6SFbSz82IMlEYylbfvxB j16TqP5uNPAKN8MCm2gFNRjTx8/e8BZQ 93OwrfyBTJWkBWsaUUIUwhLqKtJuEovJ ZnvaNctOcKpJRk1FM0/swxVt1b4I7iLU JKBMSEIGeZvw72SnvqicqVOOLoE8NWTR zJMWs8RrrJp9OFy28O6fnwCR57cDpQQl HdvpIBsxiHPKGfcqRoX6gDqf7qs= ; key tag = 15397	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y		Y	Y	Y	Y	Y	Y	Y	Y	Y
	172800	RRSIG	DNSKEY 8 2 172800 20230219170751 20230120163517 21204 edu.cn. JxupYlgO985syODMIjFVM8/g2IYIKHQR pNL8YshkaapeNZdJUpMkFkplgS0Yruei aloThn3k8ezwa7y10Av1KuQumrZKx1kz CwjcT//BtwGl6fjSQvkz29GNgaAKxHAc LspqV+0scVj15RVvjP1xM2cWar3HxgI+ mpOG87/i70w=	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y		Y	Y	Y	Y	Y	Y	Y	Y	Y
	172800	RRSIG	DNSKEY 8 2 172800 20230219170751 20230120163517 15397 edu.cn. FUEATfMe6XHPkAU2b0kyyL2CFOt5GCMr o7Nrcs8ZDhS2wA30qICIc9wdkkbVY6sG s4RliYGqtoXLzRe99T4FHwLy/bmr5Cbu i8V+/bbL6ozsVrw5bTdxNISXe5s/l9Pa A53Kb/y9T2lLK0PVWvRkXALs38h271dd OMfUpNknmYnuEu90T5uKv+ekJtgGWBoP Ea6Ar8ndnM+ZFJkvOtucf9JclhEuUdEu CGTGjqoN+N8F734Dhdj2Hkr3asTN32HM G/v0fD9/+SK6P9kFvA7WkioV2+vFgxb2 s9bvcgMRlPFaMo/uP0DV9P+cumMuCRoP POKcTHG/jfBAb6rfq3nMMA==	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y		Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	4/0/1	4/0/1	4/0/1	4/0/1	4/0/1	4/0/1	4/0/1	4/0/1	4/0/1	4/0/1		4/0/1	4/0/1	4/0/1	4/0/1	4/0/1	4/0/1	4/0/1	4/0/1	4/0/1
Response size (bytes)				OK	947	947	947	947	947	947	947	947	947	947		947	947	947	947	947	947	947	947	947
Response time (ms)				OK	520	676	532	519	523	520	521	529	518	530		531	528	526	521	676	527	519	677	530

Responses for edu.cn/NS

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	dns.edu.cn. (202.38.109.35)	dns.edu.cn. (2001:250:c006::35)	dns2.edu.cn. (202.112.0.13)	dns2.edu.cn. (2001:da8:1:100::13)	deneb.dfn.de. (192.76.176.9)	ns2.cuhk.hk., ns5.cernet.net. (137.189.6.21)	ns.cernet.net. (103.137.60.44)	ns.cernet.net. (202.112.0.44)	ns.cernet.net. (2001:250:c006::44)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	ns3.cernet.net. (101.4.62.35)	ns3.cernet.net. (2001:250:62::35)	ns4.cernet.net. (101.4.62.203)	ns4.cernet.net. (193.174.75.78)	ns4.cernet.net. (2001:250:62::203)	ns4.cernet.net. (2001:638:d:b104::2)	ns5.cernet.net. (166.111.8.30)	ns5.cernet.net. (2402:f000:1:801::8:30)	ns5.cernet.net. (2405:3000:3:6::15)
edu.cn	172800	NS	dns.edu.cn. ns2.cernet.net. ns3.cernet.net. ns4.cernet.net. ns5.cernet.net. dns2.edu.cn.	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y		Y	Y	Y	Y	Y	Y	Y	Y	Y
	172800	RRSIG	NS 8 2 172800 20230206140447 20230107131813 21204 edu.cn. j+xKHxg+fLdzV5mpcqUzGuHcFCijh6ud ZKvk2m0ROImyb5kTTjoaMtZi53WsEpgN LiPX0umK51GmabNTlZjUiSbwB4gOR6fI wTUR5UflovQyW5+FeJTkCZWQreunNoc+ rvK3kVHM4k425Cr01DxuxKrR7Aj5p2IS c6GrXXSJoB8=	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y		Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	7/0/9	7/0/9	7/0/20	7/0/20	7/0/9	7/0/9	7/0/20	7/0/9	7/0/9	7/0/20		7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/20	7/0/20	7/0/9
Response size (bytes)				OK	1100	1100	1198	1198	1100	1100	1198	1100	1100	1198		1100	1100	1100	1100	1100	1100	1198	1198	1100
Response time (ms)				OK	168	201	230	201	153	159	160	176	182	182		181	209	168	163	225	176	194	218	149

Responses for edu.cn/NSEC3PARAM

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	dns.edu.cn. (202.38.109.35)	dns.edu.cn. (2001:250:c006::35)	dns2.edu.cn. (202.112.0.13)	dns2.edu.cn. (2001:da8:1:100::13)	deneb.dfn.de. (192.76.176.9)	ns2.cuhk.hk., ns5.cernet.net. (137.189.6.21)	ns.cernet.net. (103.137.60.44)	ns.cernet.net. (202.112.0.44)	ns.cernet.net. (2001:250:c006::44)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	ns3.cernet.net. (101.4.62.35)	ns3.cernet.net. (2001:250:62::35)	ns4.cernet.net. (101.4.62.203)	ns4.cernet.net. (193.174.75.78)	ns4.cernet.net. (2001:250:62::203)	ns4.cernet.net. (2001:638:d:b104::2)	ns5.cernet.net. (166.111.8.30)	ns5.cernet.net. (2402:f000:1:801::8:30)	ns5.cernet.net. (2405:3000:3:6::15)
edu.cn	0	NSEC3PARAM	1 0 10 afff	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y		Y	Y	Y	Y	Y	Y	Y	Y	Y
	0	RRSIG	NSEC3PARAM 8 2 0 20230205154439 20230106145236 21204 edu.cn. SHcA84xWlYDbzscvQiaz3rdI0ImbgJ1T Q7zdxEJhqOFfeXeQtIZwzf+gW/hh0Hup s+gazA301A//CGWw9b5LwK3PjQgjkMmu kwDx+3tNi4Kqj9G5K/j4Glb2IAqW4Hak 92JM1WvASxs2sA9dq8fG65cLuogOt39s cXIWQTHW5EE=	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y		Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	2/7/9	2/7/9	2/7/19	2/7/19	2/7/8	2/7/9	2/7/19	2/7/8	2/7/8	2/7/19		2/7/8	2/7/8	2/7/8	2/7/8	2/7/8	2/7/8	2/7/19	2/7/19	2/7/9
Response size (bytes)				OK	1285	1285	1217	1217	1119	1285	1217	1119	1119	1217		1119	1119	1119	1119	1119	1119	1217	1217	1285
Response time (ms)				OK	383	433	431	662	225	395	401	411	379	412		429	672	404	399	674	412	383	662	418

Responses for edu.cn/CNAME

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	dns.edu.cn. (202.38.109.35)	dns.edu.cn. (2001:250:c006::35)	dns2.edu.cn. (202.112.0.13)	dns2.edu.cn. (2001:da8:1:100::13)	deneb.dfn.de. (192.76.176.9)	ns2.cuhk.hk., ns5.cernet.net. (137.189.6.21)	ns.cernet.net. (103.137.60.44)	ns.cernet.net. (202.112.0.44)	ns.cernet.net. (2001:250:c006::44)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	ns3.cernet.net. (101.4.62.35)	ns3.cernet.net. (2001:250:62::35)	ns4.cernet.net. (101.4.62.203)	ns4.cernet.net. (193.174.75.78)	ns4.cernet.net. (2001:250:62::203)	ns4.cernet.net. (2001:638:d:b104::2)	ns5.cernet.net. (166.111.8.30)	ns5.cernet.net. (2402:f000:1:801::8:30)	ns5.cernet.net. (2405:3000:3:6::15)
RR count (Answer/Authority/Additional)				OK	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1		0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1
Response size (bytes)				OK	538	538	532	532	538	532	532	538	538	532		538	538	538	538	538	538	532	532	532
Response time (ms)				OK	331	352	349	333	218	334	335	343	327	344		348	341	339	334	344	340	331	326	346

Responses for edu.cn/TXT

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	dns.edu.cn. (202.38.109.35)	dns.edu.cn. (2001:250:c006::35)	dns2.edu.cn. (202.112.0.13)	dns2.edu.cn. (2001:da8:1:100::13)	deneb.dfn.de. (192.76.176.9)	ns2.cuhk.hk., ns5.cernet.net. (137.189.6.21)	ns.cernet.net. (103.137.60.44)	ns.cernet.net. (202.112.0.44)	ns.cernet.net. (2001:250:c006::44)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	ns3.cernet.net. (101.4.62.35)	ns3.cernet.net. (2001:250:62::35)	ns4.cernet.net. (101.4.62.203)	ns4.cernet.net. (193.174.75.78)	ns4.cernet.net. (2001:250:62::203)	ns4.cernet.net. (2001:638:d:b104::2)	ns5.cernet.net. (166.111.8.30)	ns5.cernet.net. (2402:f000:1:801::8:30)	ns5.cernet.net. (2405:3000:3:6::15)
RR count (Answer/Authority/Additional)				OK	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1		0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1
Response size (bytes)				OK	538	538	532	532	538	532	532	538	538	532		538	538	538	538	538	538	532	532	532
Response time (ms)				OK	357	378	377	360	222	222	364	369	355	371		375	367	364	361	370	367	357	356	225

Responses for edu.cn/AAAA

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	dns.edu.cn. (202.38.109.35)	dns.edu.cn. (2001:250:c006::35)	dns2.edu.cn. (202.112.0.13)	dns2.edu.cn. (2001:da8:1:100::13)	deneb.dfn.de. (192.76.176.9)	ns2.cuhk.hk., ns5.cernet.net. (137.189.6.21)	ns.cernet.net. (103.137.60.44)	ns.cernet.net. (202.112.0.44)	ns.cernet.net. (2001:250:c006::44)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	ns3.cernet.net. (101.4.62.35)	ns3.cernet.net. (2001:250:62::35)	ns4.cernet.net. (101.4.62.203)	ns4.cernet.net. (193.174.75.78)	ns4.cernet.net. (2001:250:62::203)	ns4.cernet.net. (2001:638:d:b104::2)	ns5.cernet.net. (166.111.8.30)	ns5.cernet.net. (2402:f000:1:801::8:30)	ns5.cernet.net. (2405:3000:3:6::15)
RR count (Answer/Authority/Additional)				OK	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1		0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1
Response size (bytes)				OK	538	538	532	532	538	532	532	538	538	532		538	538	538	538	538	538	532	532	532
Response time (ms)				OK	444	458	458	445	448	226	447	454	439	455		457	450	449	446	456	449	442	440	227

Responses for n9ykmftpdz.edu.cn/A

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	dns.edu.cn. (202.38.109.35)	dns.edu.cn. (2001:250:c006::35)	dns2.edu.cn. (202.112.0.13)	dns2.edu.cn. (2001:da8:1:100::13)	deneb.dfn.de. (192.76.176.9)	ns2.cuhk.hk., ns5.cernet.net. (137.189.6.21)	ns.cernet.net. (103.137.60.44)	ns.cernet.net. (202.112.0.44)	ns.cernet.net. (2001:250:c006::44)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	ns3.cernet.net. (101.4.62.35)	ns3.cernet.net. (2001:250:62::35)	ns4.cernet.net. (101.4.62.203)	ns4.cernet.net. (193.174.75.78)	ns4.cernet.net. (2001:250:62::203)	ns4.cernet.net. (2001:638:d:b104::2)	ns5.cernet.net. (166.111.8.30)	ns5.cernet.net. (2402:f000:1:801::8:30)	ns5.cernet.net. (2405:3000:3:6::15)
RR count (Answer/Authority/Additional)				OK	0/8/1	0/8/1	0/8/1	0/8/1	0/8/1	0/8/1	0/8/1	0/8/1	0/8/1	0/8/1		0/8/1	0/8/1	0/8/1	0/8/1	0/8/1	0/8/1	0/8/1	0/8/1	0/8/1
Response size (bytes)				OK	1033	1033	1027	1027	1033	1027	1027	1033	1033	1027		1033	1033	1033	1033	1033	1033	1027	1027	1027
Response time (ms)				OK	500	675	514	678	509	502	507	507	495	509		512	669	509	503	673	515	496	676	510

Responses for edu.cn/NS

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	dns.edu.cn. (202.38.109.35)	dns.edu.cn. (2001:250:c006::35)	dns2.edu.cn. (202.112.0.13)	dns2.edu.cn. (2001:da8:1:100::13)	deneb.dfn.de. (192.76.176.9)	ns2.cuhk.hk., ns5.cernet.net. (137.189.6.21)	ns.cernet.net. (103.137.60.44)	ns.cernet.net. (202.112.0.44)	ns.cernet.net. (2001:250:c006::44)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	ns3.cernet.net. (101.4.62.35)	ns3.cernet.net. (2001:250:62::35)	ns4.cernet.net. (101.4.62.203)	ns4.cernet.net. (193.174.75.78)	ns4.cernet.net. (2001:250:62::203)	ns4.cernet.net. (2001:638:d:b104::2)	ns5.cernet.net. (166.111.8.30)	ns5.cernet.net. (2402:f000:1:801::8:30)	ns5.cernet.net. (2405:3000:3:6::15)
edu.cn	172800	NS	dns.edu.cn. ns2.cernet.net. ns3.cernet.net. ns4.cernet.net. ns5.cernet.net. dns2.edu.cn.	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y		Y	Y	Y	Y	Y	Y	Y	Y	Y
	172800	RRSIG	NS 8 2 172800 20230206140447 20230107131813 21204 edu.cn. j+xKHxg+fLdzV5mpcqUzGuHcFCijh6ud ZKvk2m0ROImyb5kTTjoaMtZi53WsEpgN LiPX0umK51GmabNTlZjUiSbwB4gOR6fI wTUR5UflovQyW5+FeJTkCZWQreunNoc+ rvK3kVHM4k425Cr01DxuxKrR7Aj5p2IS c6GrXXSJoB8=	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y		Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	7/0/9	7/0/9	7/0/20	7/0/20	7/0/9	7/0/9	7/0/20	7/0/9	7/0/9	7/0/20		7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/20	7/0/20	7/0/9
Response size (bytes)				OK	1100	1100	1198	1198	1100	1100	1198	1100	1100	1198		1100	1100	1100	1100	1100	1100	1198	1198	1100
Response time (ms)				OK	168	201	230	201	153	159	160	176	182	182		181	209	168	163	225	176	194	218	149

Responses for edu.cn/MX

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	dns.edu.cn. (202.38.109.35)	dns.edu.cn. (2001:250:c006::35)	dns2.edu.cn. (202.112.0.13)	dns2.edu.cn. (2001:da8:1:100::13)	deneb.dfn.de. (192.76.176.9)	ns2.cuhk.hk., ns5.cernet.net. (137.189.6.21)	ns.cernet.net. (103.137.60.44)	ns.cernet.net. (202.112.0.44)	ns.cernet.net. (2001:250:c006::44)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	ns3.cernet.net. (101.4.62.35)	ns3.cernet.net. (2001:250:62::35)	ns4.cernet.net. (101.4.62.203)	ns4.cernet.net. (193.174.75.78)	ns4.cernet.net. (2001:250:62::203)	ns4.cernet.net. (2001:638:d:b104::2)	ns5.cernet.net. (166.111.8.30)	ns5.cernet.net. (2402:f000:1:801::8:30)	ns5.cernet.net. (2405:3000:3:6::15)
RR count (Answer/Authority/Additional)				OK	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1		0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1
Response size (bytes)				OK	538	538	532	532	538	532	532	538	538	532		538	538	538	538	538	538	532	532	532
Response time (ms)				OK	481	677	497	482	486	483	485	490	477	491		496	676	487	484	491	489	480	675	493

Responses for edu.cn/A

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	dns.edu.cn. (202.38.109.35)	dns.edu.cn. (2001:250:c006::35)	dns2.edu.cn. (202.112.0.13)	dns2.edu.cn. (2001:da8:1:100::13)	deneb.dfn.de. (192.76.176.9)	ns2.cuhk.hk., ns5.cernet.net. (137.189.6.21)	ns.cernet.net. (103.137.60.44)	ns.cernet.net. (202.112.0.44)	ns.cernet.net. (2001:250:c006::44)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	ns3.cernet.net. (101.4.62.35)	ns3.cernet.net. (2001:250:62::35)	ns4.cernet.net. (101.4.62.203)	ns4.cernet.net. (193.174.75.78)	ns4.cernet.net. (2001:250:62::203)	ns4.cernet.net. (2001:638:d:b104::2)	ns5.cernet.net. (166.111.8.30)	ns5.cernet.net. (2402:f000:1:801::8:30)	ns5.cernet.net. (2405:3000:3:6::15)
RR count (Answer/Authority/Additional)				OK	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1		0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1
Response size (bytes)				OK	538	538	532	532	538	532	532	538	538	532		538	538	538	538	538	538	532	532	532
Response time (ms)				OK	169	182	174	186	152	152	162	177	188	165		168	186	164	159	195	165	174	193	154

Responses for edu.cn/SOA

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	dns.edu.cn. (202.38.109.35)	dns.edu.cn. (2001:250:c006::35)	dns2.edu.cn. (202.112.0.13)	dns2.edu.cn. (2001:da8:1:100::13)	deneb.dfn.de. (192.76.176.9)	ns2.cuhk.hk., ns5.cernet.net. (137.189.6.21)	ns.cernet.net. (103.137.60.44)	ns.cernet.net. (202.112.0.44)	ns.cernet.net. (2001:250:c006::44)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	ns3.cernet.net. (101.4.62.35)	ns3.cernet.net. (2001:250:62::35)	ns4.cernet.net. (101.4.62.203)	ns4.cernet.net. (193.174.75.78)	ns4.cernet.net. (2001:250:62::203)	ns4.cernet.net. (2001:638:d:b104::2)	ns5.cernet.net. (166.111.8.30)	ns5.cernet.net. (2402:f000:1:801::8:30)	ns5.cernet.net. (2405:3000:3:6::15)
edu.cn	172800	SOA	dns.edu.cn. hostmaster.net.edu.cn. 2023012671 7200 1800 604800 21600	OK	Y	Y
	172800	RRSIG	SOA 8 2 172800 20230227130257 20230128120257 21204 edu.cn. Z7eT6yv3mxiOk6TQqlKgeRqXxnDTzsj/ Ch7Pt9GMfVNrkLTyk6R/l7gYAWvhAEA+ K3QxI5I6pOovOfexNxl4NSCcgWo4FoNO G3fvtL1RYFbV27mSWxEFQ6fvamGJOvNz OdblONxoWX6GtZP/4yzYeDtPMvr/gVCR ttcjyYFbydA=	VALID	Y	Y
edu.cn	172800	SOA	dns.edu.cn. hostmaster.net.edu.cn. 2023012675 7200 1800 604800 21600	OK				Y
	172800	RRSIG	SOA 8 2 172800 20230227131816 20230128121816 21204 edu.cn. VHN5WYcxs6/RaNPfb7cIEc3Jh0fn3A9K Eurvg4O1CnkKqaShT0YMugpDeP5KbePD 2mekFN5Zth36hodlvlX0YnMliegdsuL9 ZGHVnBlH9Zr5hDJPLu80EbBI+68GasyA mkernn5St77GjH3fL12ANv7hE4ki3vRJ moXt3hULRZ4=	VALID				Y
edu.cn	172800	SOA	dns.edu.cn. hostmaster.net.edu.cn. 2023012676 7200 1800 604800 21600	OK			Y			Y	Y	Y	Y	Y								Y	Y	Y
	172800	RRSIG	SOA 8 2 172800 20230227134730 20230128124730 21204 edu.cn. QB9tKLY4TO9wew+MoWvsoaHsy+xkEt5p ImJsWittcLxKTffhkJyz+/TqIT8uVEUA 9nXaKyHxJMh9RIlAjzJVk2MLOm9YSQ77 GNmqf+YKH59ZFkGCqAOD6NHlARySQTrP DH36V0/HyTdes6rw9aCM8XIQrBYb61Ck GjbuaMq7UPc=	VALID			Y			Y	Y	Y	Y	Y								Y	Y	Y
edu.cn	172800	SOA	dns.edu.cn. hostmaster.net.edu.cn. 2023012668 7200 1800 604800 21600	OK					Y									Y	Y	Y	Y
	172800	RRSIG	SOA 8 2 172800 20230227113307 20230128103307 21204 edu.cn. rZ2vf9zUt+7GfYaxyBR1FNkLTQUZD3IK 4XfWSLfQOtsJSdpPBuPhkppI9K/0HI7L gQIRqRBBMKTXq1Mx7Vm6TvU8UXfOdKEx 3rSnmqMA5rI2pqKJ0rrlqu/hMtBwEInG gMBok2q+M875NZWcnAVGWVJuH1v/jllL aEyR3VnExlU=	VALID					Y									Y	Y	Y	Y
edu.cn	172800	SOA	dns.edu.cn. hostmaster.net.edu.cn. 2023012669 7200 1800 604800 21600	OK												Y	Y
	172800	RRSIG	SOA 8 2 172800 20230227123530 20230128113530 21204 edu.cn. aRfB/FSCjaubwIpZt+lN/vgkxYbIc0xO r5ifG+jCwKwYuAEmbu4UTyWjsLN6xIBp NJEngI1GabpD57Tj6WVcWprjvKQtCgVE arK1w541SQj2S9jMlJ9bIpDN2uiX6GiF jUut51DabHbLqN1EB43Q3pgMsHnphA5X PeDKQp4rRf8=	VALID												Y	Y
RR count (Answer/Authority/Additional)				OK	2/7/9	2/7/9	2/7/18	2/7/18	2/7/8	2/7/9	2/7/18	2/7/8	2/7/8	2/7/18		2/7/8	2/7/8	2/7/8	2/7/8	2/7/8	2/7/8	2/7/18	2/7/18	2/7/9
Response size (bytes)				OK	1323	1323	1083	1083	1157	1317	1083	1157	1157	1083		1157	1157	1157	1157	1157	1157	1083	1083	1317
Response time (ms)				OK	567	695	607	685	585	567	576	588	678	591		604	692	585	576	692	588	563	681	599