`itrusign.cn`

DNSSEC	⚠️ Not signed
NS	`dns31.hichina.com` ⭐
		A	2408:4009:501::39^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.39^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.59^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.199^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.219^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.39^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.59^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.99^{🇨🇳 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	139.224.142.109^{🇨🇳 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	`dns32.hichina.com`
		A	2408:4009:501::40^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.37^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.62^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.197^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.221^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.37^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.62^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.102^{🇨🇳 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	139.224.142.107^{🇨🇳 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	`mxn.mxhichina.com` ⭐
		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}
MX	`mxw.mxhichina.com`⁽¹⁰⁾
		A	47.246.99.195^{🇺🇸 Alibaba-Cloud47.246.96.0/22 Proxy-registered route object}
			PTR	`reachsmartdwell.com`
TXT	`v=spf1 include:spf.mxhichina.com -all`
SOA	`dns31.hichina.com`hostmaster@hichina.com 2026-01-12 #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=2034590851

Subdomains

ecs2.itrusign.cn

Same first word

itrusign.com

itrusign.cn

Similar names

tigrinus.net

ringsuit.com

intrigus.com

DNS History

6 records (4 active, 2 former)

●NSdns31.hichina.com2026-03-26 → 2026-03-26 · 3 obs

○ 2018-05-14 09:33:10
● 2026-03-26 23:34:08
● 2026-03-26 23:34:10

●NSdns32.hichina.com2026-03-26 → 2026-03-26 · 3 obs

○ 2018-05-14 09:33:10
● 2026-03-26 23:34:08
● 2026-03-26 23:34:10

○NSvip1.alidns.com2018-05-14 → 2018-05-14 · 3 obs

● 2018-05-14 09:33:10
○ 2026-03-26 23:34:08
○ 2026-03-26 23:34:10

○NSvip2.alidns.com2018-05-14 → 2018-05-14 · 3 obs

● 2018-05-14 09:33:10
○ 2026-03-26 23:34:08
○ 2026-03-26 23:34:10

●MXmxn.mxhichina.com2018-05-14 → 2026-03-26 · 2 obs

● 2018-05-14 09:33:10
● 2026-03-26 23:34:10

●MXmxw.mxhichina.com2018-05-14 → 2026-03-26 · 2 obs

● 2018-05-14 09:33:10
● 2026-03-26 23:34:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	d.dns.cn, a.dns.cn, b.dns.cn, c.dns.cn...	-
itrusign.cn	dns31.hichina.com, dns32.hichina.com	-

✅ Authoritative Response

Server:39.96.153.37

NS records: dns31.hichina.com, dns32.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for itrusign.cn (unsigned zone)

⏱️ Timing

Total: 2174ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns32.hichina.com, dns31.hichina.com`
MX	2	`mxn.mxhichina.com (pri: 5), mxw.mxhichina.com (pri: 10)`
TXT	1	`v=spf1 include:spf.mxhichina.com -all`
SOA	1	`dns31.hichina.com hostmaster.hichina.com`

Analysis

Hierarchy

The parent of ecs2.itrusign.cn is itrusign.cn.

Name Servers

itrusign.cn is delegated to two name servers: dns31.hichina.com and dns32.hichina.com.

itrusign.cn shares the same name server setup as dswjcms.com, abimp.cn, paplink.cn, abc5678.com and joinking.cn.

itrusign.cn at least partially shares name servers with other domains, for instance genguichaye.com, gjcs.cn, 0919.com, jbtm.cn and gloream.com.

these name servers are commonly used with expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.

Nine IP numbers per host:

dns31.hichina.com points to: 2408:4009:501::39, 39.96.153.39, 39.96.153.59, 47.118.199.199, 47.118.199.219, 120.76.107.39, 120.76.107.59, 139.224.142.99 and 139.224.142.109.

dns32.hichina.com points to: 2408:4009:501::40, 39.96.153.37, 39.96.153.62, 47.118.199.197, 47.118.199.221, 120.76.107.37, 120.76.107.62, 139.224.142.102 and 139.224.142.107.

Mail Servers

itrusign.cn is handled by two mail servers: mxn.mxhichina.com and mxw.mxhichina.com.

The mail server setup for itrusign.cn matches that of other domains, for instance hongcl.com.cn, nsrf.cn, gredmedic.com, zbbus.com and pk0818.com.

itrusign.cn shares at least partially some mail servers with other domains, including hontim.com, dailysuntool.com, ideastate.com, natural-chn.com and simesoft.cn.

these mail servers are often used together with mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

Host names with two IP numbers:

mxn.mxhichina.com points to 47.246.136.231 and 47.246.137.47.

Host names with one IP number:

mxw.mxhichina.com points to 47.246.99.195.

itrusign.cn - robtex.com

itrusign.cn

cn