`yudazhineng.com`

DNSSEC	⚠️ Not signed
A	106.15.94.145^{🇨🇳 Alibaba-Cloud106.15.0.0/16 Alibaba (US) Technology Co., Ltd.}
NS	`dns9.hichina.com` ⭐
		A	2408:4009:501::17^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.42^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.112^{🇨🇳 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	139.224.142.122^{🇨🇳 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	`dns10.hichina.com`
		A	2408:4009:501::18^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.41^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.111^{🇨🇳 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	139.224.142.121^{🇨🇳 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,}
MX	`mx1.qiye.aliyun.com` ⭐
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
MX	`mx2.qiye.aliyun.com`⁽¹⁰⁾
		A	47.246.146.255^{🇺🇸 Alibaba-Cloud47.246.146.0/24 Alibaba Cloud}
MX	`mx3.qiye.aliyun.com`⁽¹⁵⁾
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
TXT	`v=spf1 include:spf.qiye.aliyun.com -all`
SOA	`dns9.hichina.com`hostmaster@hichina.com 2026-06-04 #13

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1784459947

Subdomains

mail.yudazhineng.com

Same first word

yudazhineng.com

DNS History

8 records (6 active, 2 former)

●NSdns10.hichina.com2016-12-19 → 2026-07-19 · 2 obs

● 2016-12-19 00:03:18
● 2026-07-19 11:41:26

●NSdns9.hichina.com2016-12-19 → 2026-07-19 · 2 obs

● 2016-12-19 00:03:18
● 2026-07-19 11:41:26

○MXmail.yudazhineng.com2018-09-13 → 2018-09-13 · 3 obs

● 2018-09-13 22:45:40
○ 2026-03-23 21:47:32
○ 2026-07-19 11:41:26

●MXmx1.qiye.aliyun.com2026-03-23 → 2026-07-19 · 3 obs

○ 2018-09-13 22:45:40
● 2026-03-23 21:47:32
● 2026-07-19 11:41:26

●MXmx2.qiye.aliyun.com2026-03-23 → 2026-07-19 · 3 obs

○ 2018-09-13 22:45:40
● 2026-03-23 21:47:32
● 2026-07-19 11:41:26

●MXmx3.qiye.aliyun.com2026-03-23 → 2026-07-19 · 3 obs

○ 2018-09-13 22:45:40
● 2026-03-23 21:47:32
● 2026-07-19 11:41:26

●A106.15.94.1452018-09-13 → 2026-07-19 · 3 obs

○ 2016-12-19 00:03:18
● 2018-09-13 22:45:40
● 2026-07-19 11:41:26

○A121.42.116.1682016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 00:03:18
○ 2018-09-13 22:45:40
○ 2026-07-19 11:41:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net...	-
yudazhineng.com	dns9.hichina.com, dns10.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.42

NS records: dns9.hichina.com, dns10.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for yudazhineng.com (unsigned zone)

⏱️ Timing

Total: 578ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`106.15.94.145`
NS	2	`dns9.hichina.com, dns10.hichina.com`
MX	3	`mx1.qiye.aliyun.com (pri: 5), mx2.qiye.aliyun.com (pri: 10)...`
TXT	1	`v=spf1 include:spf.qiye.aliyun.com -all`
SOA	1	`dns9.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns9.hichina.com, dns9.hichina.com, dns9.hichina.com...)

Analysis

Hierarchy

mail.yudazhineng.com is delegated beneath yudazhineng.com.

IP Addresses

yudazhineng.com resolves to one IP address: 106.15.94.145.

Further host names like tirone.cn and www.tirone.cn overlap in IP numbers with yudazhineng.com.

Name Servers

Two name servers handle the delegation for yudazhineng.com: dns10.hichina.com and dns9.hichina.com.

yudazhineng.com uses the same name servers as several other domains — among them gpucolab.com, gzlie.com, norcorm.com and two more.

There is at least partial name server overlap between yudazhineng.com and other domains — rtss13.com, wxyztech.com, womenxiangxue8.net and two more among them.

These name servers frequently co-occur with the name servers expirens3.hichina.com and expirens4.hichina.com.

Hostnames that resolve to 9 IP addresses:

dns10.hichina.com resolves to 39.96.153.41, 39.96.153.51 and 47.118.199.201 among others, with 6 other IP addresses in total.

dns9.hichina.com resolves to 39.96.153.42, 39.96.153.52 and 47.118.199.202 among others, with 6 other IP addresses in total.

Mail Servers

Incoming mail for yudazhineng.com is delivered via three mail servers: mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

yudazhineng.com has at least partial mail server overlap with other domains such as gzymail.com, hzgmfz.com, magifan.com and two more.

These mail servers are routinely seen in conjunction with the mail servers mxw.mxhichina.com and mxn.mxhichina.com.

Hostnames that resolve to two IP addresses:

mx3.qiye.aliyun.com resolves to two addresses: 47.246.136.231 and 47.246.137.47.

Hosts with just one IP address:

The hostname mx1.qiye.aliyun.com resolves to 47.246.137.47.

The hostname mx2.qiye.aliyun.com resolves to 47.246.146.255.

mx3.qiye.aliyun.com along with mx1.qiye.aliyun.com each resolve to 47.246.137.47 IP addresses.

yudazhineng.com - robtex.com

yudazhineng.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`yudazhineng.com`

`com`