`tzkh.cn`

DNSSEC	⚠️ Not signed
NS	`dns7.hichina.com` ⚠️ Not in zone NS records
		A	2408:4009:501::15^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.43^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.63^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.203^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.213^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.43^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.63^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.113^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.123^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns8.hichina.com` ⚠️ Not in zone NS records
		A	2408:4009:501::16^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.44^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.54^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.204^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.214^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.44^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.54^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.114^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.124^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}

`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=2034961597

Same first word

tzkh.cn

tzkh.com

tzkh.net

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DNS History

6 records (2 active, 4 former)

●NSdns7.hichina.com2015-08-04 → 2026-06-24 · 2 obs

● 2015-08-04 19:20:32
● 2026-06-24 03:05:06

●NSdns8.hichina.com2015-08-04 → 2026-06-24 · 2 obs

● 2015-08-04 19:20:32
● 2026-06-24 03:05:06

○MXmxn.mxhichina.com2015-08-04 → 2026-05-13 · 4 obs

● 2015-08-04 19:20:32
● 2026-05-13 05:29:12
○ 2026-06-09 06:15:52
○ 2026-06-24 03:05:06

○MXmxw.mxhichina.com2015-08-04 → 2026-05-13 · 4 obs

● 2015-08-04 19:20:32
● 2026-05-13 05:29:12
○ 2026-06-09 06:15:52
○ 2026-06-24 03:05:06

○A114.215.63.1642015-08-04 → 2020-02-07 · 4 obs

● 2015-08-04 19:20:32
● 2020-02-07 22:15:14
○ 2026-05-06 05:41:34
○ 2026-06-24 03:05:06

○A121.40.135.1872026-05-06 → 2026-05-13 · 5 obs

○ 2020-02-07 22:15:14
● 2026-05-06 05:41:34
● 2026-05-13 05:29:12
○ 2026-06-09 06:15:52
○ 2026-06-24 03:05:06

🔍 DNS Trace

Analysis

Name Servers

Two name servers handle the delegation for tzkh.cn: dns7.hichina.com and dns8.hichina.com.

tzkh.cn uses the same name servers as several other domains — among them ydline.cn, jxywt.com, cfdp.cn and two more.

tzkh.cn has at least partial name server overlap with other domains, such as xajv.com, zupushu.com.cn, jkjyt.com and two others.

It is common to find these name servers paired with the name servers ns1.uuns.com, ns2.uuns.com, expirens3.hichina.com and expirens4.hichina.com.

Hostnames that resolve to 9 IP addresses:

dns7.hichina.com resolves to 39.96.153.43, 39.96.153.63 and 47.118.199.203 among others, with 6 other IP addresses in total.

dns8.hichina.com resolves to 39.96.153.44, 39.96.153.54 and 47.118.199.204 among others, with 6 other IP addresses in total.

tzkh.cn - robtex.com

tzkh.cn

cn