`tpao.cn`

DNSSEC	⚠️ Not signed
NS	`dns21.hichina.com` ⭐
		A	2408:4009:501::29^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.100^{🇨🇳 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	139.224.142.110^{🇨🇳 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	`dns22.hichina.com`
		A	2408:4009:501::30^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.98^{🇨🇳 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	139.224.142.108^{🇨🇳 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,}
SOA	`dns21.hichina.com`hostmaster@hichina.com 2026-05-28 #9

`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=2035003485

Same first word

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DNS History

8 records (2 active, 6 former)

○NSdns.4cun.com2015-08-06 → 2015-08-06 · 3 obs

● 2015-08-06 09:14:36
○ 2015-12-01 18:14:38
○ 2026-07-04 23:05:48

●NSdns21.hichina.com2026-07-02 → 2026-07-04 · 3 obs

○ 2016-03-04 10:22:42
● 2026-07-02 02:46:24
● 2026-07-04 23:05:48

●NSdns22.hichina.com2026-07-02 → 2026-07-04 · 3 obs

○ 2016-03-04 10:22:42
● 2026-07-02 02:46:24
● 2026-07-04 23:05:48

○NSns1.360wzb.com2015-08-06 → 2016-03-04 · 4 obs

● 2015-08-06 09:14:36
● 2016-03-04 10:22:42
○ 2026-07-02 02:46:24
○ 2026-07-04 23:05:48

○NSns2.360wzb.com2015-08-06 → 2015-12-01 · 4 obs

● 2015-08-06 09:14:36
● 2015-12-01 18:14:38
○ 2016-03-04 10:22:42
○ 2026-07-04 23:05:48

○A125.88.190.242015-08-06 → 2015-08-06 · 3 obs

● 2015-08-06 09:14:36
○ 2015-12-01 18:14:38
○ 2026-07-04 23:05:48

○A222.73.144.1542015-12-01 → 2015-12-01 · 4 obs

○ 2015-08-06 09:14:36
● 2015-12-01 18:14:38
○ 2016-03-04 10:22:42
○ 2026-07-04 23:05:48

○A27.54.225.2322016-03-04 → 2016-03-04 · 4 obs

○ 2015-12-01 18:14:38
● 2016-03-04 10:22:42
○ 2026-07-02 02:46:24
○ 2026-07-04 23:05:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
tpao.cn	dns21.hichina.com, dns22.hichina.com	-

✅ Authoritative Response

Server:120.76.107.60

NS records: dns21.hichina.com, dns22.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tpao.cn (unsigned zone)

⏱️ Timing

Total: 1700ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns21.hichina.com, dns22.hichina.com`
SOA	1	`dns21.hichina.com hostmaster.hichina.com`

Analysis

Name Servers

tpao.cn has two authoritative name servers — dns21.hichina.com and dns22.hichina.com.

tpao.cn has the same name server delegation as a number of other domains, such as yinshuizhijia.com, iyezhu.com, rfsk.cn and two more.

There is an overlap in name servers between tpao.cn and other domains, for example oukewl.com, byson.cn and mixidea.com

The name servers ns1.alidns.com, ns2.alidns.com, duckbill.dnspod.net and triangle.dnspod.net are often found in use alongside these name servers.

Host names resolving to 9 IP numbers:

dns21.hichina.com points to 39.96.153.40, 39.96.153.60, 47.118.199.200 and 6 other IP addresses.

dns22.hichina.com points to 39.96.153.38, 39.96.153.61, 47.118.199.198 and 6 other IP addresses.

tpao.cn - robtex.com

tpao.cn

cn