`ustc-it.com`

DNSSEC	⚠️ Not signed
A	112.26.28.54^{🇨🇳 CHINAMOBILE-CN112.26.28.0/24 CMI (Customer Route)}
NS	`dns7.hichina.com` ⭐
		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`
		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,}
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	`dns7.hichina.com`hostmaster@hichina.com 2026-01-09 #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=1774656907

Subdomains

mail.ustc-it.com

Same first word

ustc-it.com

Similar names

stuc-it.nl

DNS History

7 records (5 active, 2 former)

●NSdns7.hichina.com2015-07-12 → 2026-03-28 · 2 obs

● 2015-07-12 20:27:30
● 2026-03-28 00:31:20

●NSdns8.hichina.com2015-07-12 → 2026-03-28 · 2 obs

● 2015-07-12 20:27:30
● 2026-03-28 00:31:20

○MXmail.ustc-it.com2015-07-12 → 2017-02-06 · 4 obs

● 2015-07-12 20:27:30
● 2017-02-06 03:45:34
○ 2019-04-07 09:24:36
○ 2026-03-28 00:31:20

●MXmxn.mxhichina.com2019-04-07 → 2026-03-28 · 3 obs

○ 2017-02-06 03:45:34
● 2019-04-07 09:24:36
● 2026-03-28 00:31:20

●MXmxw.mxhichina.com2019-04-07 → 2026-03-28 · 3 obs

○ 2017-02-06 03:45:34
● 2019-04-07 09:24:36
● 2026-03-28 00:31:20

○A111.39.250.682015-07-12 → 2019-04-07 · 4 obs

● 2015-07-12 20:27:30
● 2019-04-07 09:24:36
○ 2026-03-23 11:53:22
○ 2026-03-28 00:31:20

●A112.26.28.542026-03-23 → 2026-03-28 · 3 obs

○ 2019-04-07 09:24:36
● 2026-03-23 11:53:22
● 2026-03-28 00:31:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net...	-
ustc-it.com	dns7.hichina.com, dns8.hichina.com	18 records

✅ Authoritative Response

Server:139.224.142.123

NS records: dns7.hichina.com, dns8.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ustc-it.com (unsigned zone)

⏱️ Timing

Total: 3552ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`112.26.28.54`
NS	2	`dns7.hichina.com, dns8.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	`dns7.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns7.hichina.com, dns7.hichina.com, dns7.hichina.com...)

Analysis

Hierarchy

The parent of mail.ustc-it.com is ustc-it.com.

IP Addresses

ustc-it.com points to an IP address: 112.26.28.54.

Name Servers

Two name servers dns7.hichina.com and dns8.hichina.com handle the delegation for ustc-it.com.

ustc-it.com shares the same name server setup as other domains, for instance zonepk.cn, jch123.com, shentong.com.cn, megbrain.com and topgoods.com.cn.

ustc-it.com at least partially shares name servers with other domains, such as dilmun.xyz, sciencepress.cn and youniqueprofucts.com.

These name servers are commonly used with expirens3.hichina.com and expirens4.hichina.com.

Host names with nine IP numbers:

dns7.hichina.com points to: 2408:4009:501::15, 39.96.153.43, 39.96.153.63, 47.118.199.203, 47.118.199.213, 120.76.107.43, 120.76.107.63, 139.224.142.113 and 139.224.142.123.

dns8.hichina.com points to: 2408:4009:501::16, 39.96.153.44, 39.96.153.54, 47.118.199.204, 47.118.199.214, 120.76.107.44, 120.76.107.54, 139.224.142.114 and 139.224.142.124.

Mail Servers

ustc-it.com is handled by two mail servers: mxn.mxhichina.com and mxw.mxhichina.com.

ustc-it.com uses the same mail server setup as other domains, for instance guorenwk.cn, ddth.cn, bouddy.com, 2phone.com and btrmetaltech.com.

ustc-it.com shares at least partially some mail servers with other domains, for instance magicode.cn, toudian.net, juu5.com, 6vq8.com and mattiebaby.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.

ustc-it.com - robtex.com

ustc-it.com

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