edu.cn | DNSViz

edu.cn

Updated: 2026-03-19 08:29:45 UTC (12 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. (203.119.25.1)	a.dns.cn. (2001:dc7::1)	b.dns.cn. (203.119.26.1)	b.dns.cn. (2001:dc7:1::1)	c.dns.cn. (2001:dc7:2::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)	e.dns.cn. (2001:dc7:3::1)	ns.cernet.net. (103.137.60.44)	ns.cernet.net. (2001:dd9::44)	ns.cernet.net. (202.112.0.44)	ns.cernet.net. (2001:250:c006::44)	ns.cernet.net. (2001:da8:1:100::44)
edu.cn	86400	DS	15397 8 2 3a6c89d32b3143d193521ce64389548821da90f770ab09ecd9c8680b2f4848b5	OK	Y	Y	Y		Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	86400	RRSIG	DS 8 2 86400 20260414041642 20260315040159 55980 cn. DZwfYr1K0/10q/yx8oJS/JlIxCVS+4PJ +HyATe/2fgW4ZMZbEBDRw8zK2qkWRGtl EZuaaCsRkbg7dzTBaU5ZQayd0MkIXGaE U8a/vCOLxu88zwdx3XOPo6t4SzMt10Zr p3f7aNz6t6BGGMsuyuiGiIvzWcl6QJST lVGbQWgebjE=	VALID	Y	Y	Y		Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	2/0/1	2/0/1	2/0/1		2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1
Response size (bytes)				OK	245	245	245		245	245	245	245	245	245	273	273	273	273	273
Response time (ms)				OK	279	48	92		149	110	48	49	280	212	424	425	424	423	423

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)	dns3.edu.cn. (101.4.62.35)	dns3.edu.cn. (2001:250:62::35)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	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. (137.189.6.21)	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	7200	DNSKEY	256 3 8 AwEAAaw7Q5FklMT+Frgic5QeFqv3th/6 uHtVRRhQafiqrk1/NdgE23XLGCf+toVf WgZ6tukiIBoM3Fup9CTGtXpZBrhzN2RA JIoYxMX5VLRnlHT7s5Lvcv3sXhXsgtv0 UP/1Y7Ql5q0E4dJamlcFHhBwSgU6WwdQ YouWL8NzKVLuCy9gcislS2HcbUDwC6oW w0cauJq36fRbZuC7ElBQKC0QM1i0qqKh u/t+yFWOmzZiFhqVYo/AxOOVsy+BHan1 qPn61QlYxyLszINlPFOxiDCUKJUqC2DS BUcDoznMNunU9eUkLSd/nnPmtcVKFw/g QEXowpM8/J3Md8OG3sPxUD/Itek= ; key tag = 44583 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
	7200	RRSIG	DNSKEY 8 2 7200 20260328015041 20260314014923 15397 edu.cn. lk+fj4wnofdl3YX6IEemfy7N8+8208qw pWOgT4nOVwDrraMSmD5ZgZaD+k/aGeAz NeS3Ui2VyBI9B10Ke8p7hUEgxYR+L0UB d0UVwYvGDANp/vQQXn4HJxM1zz26z6aI OVug7CyZinTpdpmBUGBGbjKtakK378/P Uns1escZ2k+Wkfwz6Z1jl4jSVrffhMu/ bc3IPj8bprwVNn3+KzEZxdpWM8BFrV4C P8e5VG2AoIjOlrQD8NwDMh2UXu6TDLQV qcCUjU2OSuxFUn8seh4PJqnLjpEDYcgD +RsmV8DQ9V9DCmA36oSPndH/Zwed+qQj xPBg4X2SRH7a9j6NjOQdmg==	VALID	Y	Y	Y	Y	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	3/0/1	3/0/1	3/0/1	3/0/1
Response size (bytes)				OK	909	909	909	909	909	909	909	909	909	909	909	909	909	909	909	909
Response time (ms)				OK	480	480	486	480	487	480	483	486	480	216	485	215	288	479	482	289

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)	dns3.edu.cn. (101.4.62.35)	dns3.edu.cn. (2001:250:62::35)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	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. (137.189.6.21)	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. ns4.cernet.net. ns5.cernet.net. dns2.edu.cn. dns3.edu.cn.	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	172800	RRSIG	NS 8 2 172800 20260330170917 20260316162838 44583 edu.cn. f5gUs3fO0jsjy1JRHHj4P1vDtDrlkXKS vTp4CYpRdKpX8a7yTgQQaugudyPgw2Us kdRbV4r7T5spAmPwWAlfJyr1mXzj61QS xbQEnMbX5GzyQIrXTQg4AWUiUD4glVFp Q7Fv6vBOA+ZE2i9AXNGD1E/PTH5lGdXe K1hubFdD/trpC919VHZiqpsSrqZW89kM mxrBHXhJrnlFmbsErRf4PpvNINrrZJab OI8/NbEKyprcprQOHfr20upgCYIIS0Hs 365gqorRplJHBJ16vnBfmVcS9ZWUkSq8 ak/WaEda4vAYRd8KdNkCd8s8g2cFyWBQ wI54C6jz3HRVs1KtEwfR2g==	VALID	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	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9
Response size (bytes)				OK	1197	1197	1197	1197	1197	1197	1197	1197	1197	1197	1197	1197	1197	1197	1197	1197
Response time (ms)				OK	224	191	211	188	208	180	216	184	202	145	197	148	170	203	194	166

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)	dns3.edu.cn. (101.4.62.35)	dns3.edu.cn. (2001:250:62::35)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	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. (137.189.6.21)	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 0 -	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	0	RRSIG	NSEC3PARAM 8 2 0 20260327194344 20260313192119 44583 edu.cn. ij3HLtAkaOaEX9VwASNpPnHSTo3t/9ge lWP4bC9brb10Xb8NhTtluJYSjyTYX8sH 5Avag5LD3q1eqKxUiGcku5T0cjUwtsEy aflq7qFj/kO66vZVxMmyvZZTDq7siBvv qwqKyAghb5WeHAl1qogTkOrb3GWuP9fp v70oH6QWFA6+/tUGcS4vN5p868zdIlxf rNsP9iZzk+evvkl/78IC0Wt8AjKUVVKu X6G/Jqx+CswL0G/p8hJ1GUb+8cCfAof2 B8r8cMUlMq0ZKDRnwSpPlNaH7j0/aON1 KOV7q8k5AtDl6ks9UrqP9z/pdjFpsNVI BeKA6Us7x5Up5imB0JEV3A==	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	2/7/8	2/7/8	2/7/8	2/7/8	2/7/8	2/7/8	2/7/8	2/7/8	2/7/8	2/7/8	2/7/8	2/7/8	2/7/8	2/7/8	2/7/8	2/7/8
Response size (bytes)				OK	1214	1214	1214	1214	1214	1214	1214	1214	1214	1214	1214	1214	1214	1214	1214	1214
Response time (ms)				OK	356	272	382	265	382	363	367	373	361	312	373	315	269	351	366	207

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)	dns3.edu.cn. (101.4.62.35)	dns3.edu.cn. (2001:250:62::35)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	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. (137.189.6.21)	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
Response size (bytes)				OK	793	793	793	793	793	793	793	793	793	787	793	787	793	793	793	793
Response time (ms)				OK	446	447	459	446	460	451	456	458	451	212	457	213	281	445	455	281

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)	dns3.edu.cn. (101.4.62.35)	dns3.edu.cn. (2001:250:62::35)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	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. (137.189.6.21)	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
Response size (bytes)				OK	793	793	793	793	793	793	793	793	793	787	793	787	793	793	793	793
Response time (ms)				OK	389	391	401	390	401	393	398	400	393	206	399	212	270	388	397	277

Responses for 21b0e.excpi.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)	dns3.edu.cn. (101.4.62.35)	dns3.edu.cn. (2001:250:62::35)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	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. (137.189.6.21)	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
Response size (bytes)				OK	1557	1557	1557	1557	1557	1557	1557	1557	1557	1545	1557	1545	1557	1557	1557	1557
Response time (ms)				OK	488	358	376	362	380	365	451	368	375	410	368	413	435	379	370	427

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)	dns3.edu.cn. (101.4.62.35)	dns3.edu.cn. (2001:250:62::35)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	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. (137.189.6.21)	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
Response size (bytes)				OK	793	793	793	793	793	793	793	793	793	787	793	787	793	793	793	793
Response time (ms)				OK	428	432	442	429	443	433	436	441	432	211	439	279	280	426	436	149

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)	dns3.edu.cn. (101.4.62.35)	dns3.edu.cn. (2001:250:62::35)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	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. (137.189.6.21)	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. ns4.cernet.net. ns5.cernet.net. dns2.edu.cn. dns3.edu.cn.	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	172800	RRSIG	NS 8 2 172800 20260330170917 20260316162838 44583 edu.cn. f5gUs3fO0jsjy1JRHHj4P1vDtDrlkXKS vTp4CYpRdKpX8a7yTgQQaugudyPgw2Us kdRbV4r7T5spAmPwWAlfJyr1mXzj61QS xbQEnMbX5GzyQIrXTQg4AWUiUD4glVFp Q7Fv6vBOA+ZE2i9AXNGD1E/PTH5lGdXe K1hubFdD/trpC919VHZiqpsSrqZW89kM mxrBHXhJrnlFmbsErRf4PpvNINrrZJab OI8/NbEKyprcprQOHfr20upgCYIIS0Hs 365gqorRplJHBJ16vnBfmVcS9ZWUkSq8 ak/WaEda4vAYRd8KdNkCd8s8g2cFyWBQ wI54C6jz3HRVs1KtEwfR2g==	VALID	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	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9	7/0/9
Response size (bytes)				OK	1197	1197	1197	1197	1197	1197	1197	1197	1197	1197	1197	1197	1197	1197	1197	1197
Response time (ms)				OK	224	191	211	188	208	180	216	184	202	145	197	148	170	203	194	166

Responses for edu.cn/CDNSKEY

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)	dns3.edu.cn. (101.4.62.35)	dns3.edu.cn. (2001:250:62::35)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	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. (137.189.6.21)	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	7200	CDNSKEY	257 3 8 AwEAAdkXpELr8ax9Gu8CRfA7Iux8G32u sl8Lgs917ZELiWaoZgufgNALQHLSffJP bnZ/Qg6BPKB0RkhnUNX6066yLo3evWQB 6keio+JW/CHXF2orSgt1T+zDUqSKeE5M c4uPeq+nFmpP6SFbSz82IMlEYylbfvxB j16TqP5uNPAKN8MCm2gFNRjTx8/e8BZQ 93OwrfyBTJWkBWsaUUIUwhLqKtJuEovJ ZnvaNctOcKpJRk1FM0/swxVt1b4I7iLU JKBMSEIGeZvw72SnvqicqVOOLoE8NWTR zJMWs8RrrJp9OFy28O6fnwCR57cDpQQl HdvpIBsxiHPKGfcqRoX6gDqf7qs=	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	7200	RRSIG	CDNSKEY 8 2 7200 20260328015041 20260314014923 15397 edu.cn. AmySgG+wxtCDeNhpZXiJGjAnx6/pjGvq 4+rmDXFPFL2LjWP/6QvSrmDuB/cjPKI5 XZxe1gGG/T24glT1bZDM/vKDdc7/0MCl iu2rAFsCGK1nidpDAiGTh/UxuQQW5zae WjSJEkumreqvllfVu3oNRpYvBzsVBBQV 0YZ4RzPjdhKkqi2NmIy+g1h0W57d3kyU rSla3EjbmlqwK27hjI8lcffdV+JEBy1e N7CIsMN0zNkBegthacjurq4FSJMxxDOV Ikg2nSxyaBp9MgIjtPlJrwSEnlFXunXh 5BdRe3UGb7Ks3zCS5efYjRCmxf51Ym38 z5a5ClsRs1HCxF8QaQEGSQ==	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1
Response size (bytes)				OK	633	633	633	633	633	633	633	633	633	633	633	633	633	633	633	633
Response time (ms)				OK	416	417	422	417	422	419	420	421	418	212	421	278	278	415	419	279

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)	dns3.edu.cn. (101.4.62.35)	dns3.edu.cn. (2001:250:62::35)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	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. (137.189.6.21)	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
Response size (bytes)				OK	793	793	793	793	793	793	793	793	793	787	793	787	793	793	793	793
Response time (ms)				OK	462	464	471	462	472	466	468	470	465	213	469	215	283	461	466	285

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)	dns3.edu.cn. (101.4.62.35)	dns3.edu.cn. (2001:250:62::35)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	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. (137.189.6.21)	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
Response size (bytes)				OK	793	793	793	793	793	793	793	793	793	787	793	787	793	793	793	793
Response time (ms)				OK	218	180	191	181	191	183	206	181	188	145	185	149	158	191	184	162

Responses for edu.cn/CDS

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)	dns3.edu.cn. (101.4.62.35)	dns3.edu.cn. (2001:250:62::35)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	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. (137.189.6.21)	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	7200	CDS	15397 8 2 3a6c89d32b3143d193521ce64389548821da90f770ab09ecd9c8680b2f4848b5	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	7200	RRSIG	CDS 8 2 7200 20260328015041 20260314014923 15397 edu.cn. Z/5WtloEQC85ArgEtr70m1IKiiqso/Yj gC7nOpkF3BTOvh1Xi22bRQTbDVdcfBXW QL/nk8NgMiwYD4FCD755U3K84wnX+UHe OGDfX0UfnR+tsbscp/AkzEFd5YqKMDbH MEsh9oLaimlrYohzfc+oWTnjlSkfveaE PxwedH8XrsZ6FXrAb6imt6aD8q5fB6xP Y1aA36n5HYokU5FCEGNFARbPa+trdYt1 BKcprCUVdpvBjjN0lXTDKRnhWc9smgE0 B40jk81SugIWdAgOTYB+01s6ZApouzxU SU32IUqjznV8Ehj+MsCKh5abGqVIfmd5 20IUwalBH+stCb0ZXf1KZQ==	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1
Response size (bytes)				OK	405	405	405	405	405	405	405	405	405	405	405	405	405	405	405	405
Response time (ms)				OK	472	474	477	473	478	474	476	477	474	215	477	285	285	470	475	287

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)	dns3.edu.cn. (101.4.62.35)	dns3.edu.cn. (2001:250:62::35)	ns2.cernet.net. (103.137.60.203)	ns2.cernet.net. (2001:dd9::203)	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. (137.189.6.21)	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. 2026031387 7200 1800 604800 21600	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	172800	RRSIG	SOA 8 2 172800 20260402045246 20260319035246 44583 edu.cn. lE3KsuNGGNMj1OlVG1T0G52/k5npFWkX ByapJ8FlWmuVsHSDsv0RBct8qYphta8y HxPTnq/YDDc8L0LsQQFfGTrGw1qBHFvL h8KiKIS0TeVq9HsNKxldZ9bPTlMxOoQ0 +25gGDSNMe3FnxnTgbhcAxbnO6yAnjpe KQO41qWYhabRPkupKUnURcWXnwAqWoVA 6Tn26ZGhC0I7rZPdjFaIpOY4F9d6bfsm iJx8ChKMIxlWS4UXb5YHdNPhevikVX2M Yb0u/YrKYXS0YQWEirCWhXhg5g843pM1 cF78eBuRMMpV/S0LKZOuI+ZpLpG48xm0 eBeGGQGmPYXjKjF2uNGHSw==	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	2/7/7	2/7/7	2/7/7	2/7/7	2/7/7	2/7/7	2/7/7	2/7/7	2/7/7	2/7/7	2/7/7	2/7/7	2/7/7	2/7/7	2/7/7	2/7/7
Response size (bytes)				OK	960	960	960	960	960	960	960	960	960	954	960	954	960	960	960	960
Response time (ms)				OK	492	498	518	492	521	504	510	512	501	318	512	321	266	488	504	147