`nnuc.cn`

DNSSEC	⚠️ Not signed
NS	`ns1.cnolnic.net` ⭐
		A	240c:4082:0:5d01::6^{🇨🇳 Baidu240c:4082::/32}
		A	106.13.115.243^{🇨🇳 Baidu106.13.96.0/19 AS38365}
		A	106.13.136.254^{🇨🇳 Baidu106.13.128.0/19 AS38365}
NS	`ns2.cnolnic.net`
		A	240c:4082:0:5d01::7^{🇨🇳 Baidu240c:4082::/32}
		A	106.13.46.253^{🇨🇳 Baidu106.13.32.0/20 AS38365}
		A	218.5.79.189^{🇨🇳 CHINATELECOM-Fujian-Xiamen-IDC1218.5.72.0/21 厦门}
SOA	`ns1.cnolnic.net`root@cnolnic.net 2006-11-24 #1

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2034670570

⚠️ On DNS blocklist: multi, pro, pro.plus, ultimate

Same first word

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DNS History

11 records (2 active, 9 former)

○NSdns10.hichina.com2017-12-17 → 2017-12-17 · 4 obs

○ 2016-07-08 22:56:38
● 2017-12-17 07:50:10
○ 2026-04-06 20:09:02
○ 2026-04-14 19:53:38

○NSdns9.hichina.com2017-12-17 → 2017-12-17 · 4 obs

○ 2016-07-08 22:56:38
● 2017-12-17 07:50:10
○ 2026-04-06 20:09:02
○ 2026-04-14 19:53:38

○NSf1g1ns1.dnspod.net2016-07-08 → 2016-07-08 · 4 obs

○ 2015-11-13 05:01:00
● 2016-07-08 22:56:38
○ 2017-12-17 07:50:10
○ 2026-04-14 19:53:38

○NSf1g1ns2.dnspod.net2016-07-08 → 2016-07-08 · 4 obs

○ 2015-11-13 05:01:00
● 2016-07-08 22:56:38
○ 2017-12-17 07:50:10
○ 2026-04-14 19:53:38

●NSns1.cnolnic.net2026-04-06 → 2026-04-14 · 3 obs

○ 2017-12-17 07:50:10
● 2026-04-06 20:09:02
● 2026-04-14 19:53:38

●NSns2.cnolnic.net2026-04-06 → 2026-04-14 · 3 obs

○ 2017-12-17 07:50:10
● 2026-04-06 20:09:02
● 2026-04-14 19:53:38

○NSns4.dnsdun.com2015-11-13 → 2015-11-13 · 3 obs

● 2015-11-13 05:01:00
○ 2016-07-08 22:56:38
○ 2026-04-14 19:53:38

○NSns5.dnsdun.net2015-11-13 → 2015-11-13 · 3 obs

● 2015-11-13 05:01:00
○ 2016-07-08 22:56:38
○ 2026-04-14 19:53:38

○A192.0.27.1012016-03-11 → 2016-03-11 · 4 obs

○ 2015-11-13 05:01:00
● 2016-03-11 10:52:44
○ 2017-02-19 13:56:20
○ 2026-04-14 19:53:38

○A198.13.97.192015-11-13 → 2015-11-13 · 3 obs

● 2015-11-13 05:01:00
○ 2016-03-11 10:52:44
○ 2026-04-14 19:53:38

○A52.69.166.2312017-02-19 → 2017-02-19 · 4 obs

○ 2016-03-11 10:52:44
● 2017-02-19 13:56:20
○ 2017-12-17 07:50:10
○ 2026-04-14 19:53:38

🔍 DNS Trace

Analysis

Name Servers

nnuc.cn has two name servers: ns1.cnolnic.net and ns2.cnolnic.net.

nnuc.cn shares the same name server setup as other domains, for example ctao.cn, szgcgd.com, xiamenfojiao.com, nbkq.com and v1v3.cn.

Host names with three IP numbers: ns1.cnolnic.net points to 240c:4082:0:5d01::6, 106.13.115.243 and 106.13.136.254; ns2.cnolnic.net points to 240c:4082:0:5d01::7, 106.13.46.253 and 218.5.79.189.

nnuc.cn - robtex.com

nnuc.cn

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