`ustcers.com`

DNSSEC	⚠️ Not signed
A	183.63.53.164^{🇨🇳 CHINANET-BACKBONE183.0.0.0/10 Mega-II IDC}
NS	`dns1.hichina.com` ⭐
		A	2408:4009:501::9^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.43^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-43.defastlink.net`
		A	39.96.153.63^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-63.defastlink.net`
		A	47.118.199.203^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-203.defastlink.net`
		A	47.118.199.213^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-213.defastlink.net`
		A	120.76.107.43^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-43.defastlink.net`
		A	120.76.107.63^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-63.defastlink.net`
		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,}
			PTR	`ip-139-224-142-113.defastlink.net`
		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,}
			PTR	`ip-139-224-142-123.defastlink.net`
NS	`dns2.hichina.com`
		A	2408:4009:501::10^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.44^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-44.defastlink.net`
		A	39.96.153.54^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-54.defastlink.net`
		A	47.118.199.204^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-204.defastlink.net`
		A	47.118.199.214^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-214.defastlink.net`
		A	120.76.107.44^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-44.defastlink.net`
		A	120.76.107.54^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-54.defastlink.net`
		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,}
			PTR	`ip-139-224-142-114.defastlink.net`
		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,}
			PTR	`ip-139-224-142-124.defastlink.net`
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}
			PTR	`ip-47-246-137-47.defastlink.net`
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	`dns1.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`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=1771291435

Previously MX for

ustcers.com

Subdomains

www.ustcers.com

Same first word

ustcers.com

Similar names

sucrets.com

securst.com

cutress.com

certuss.sk

certuss.ru

stercus.ru

crusset.fr

certuss.eu

certuss.at

crusset.com

custers.se

rustsec.com

suscert.com

stercus.de

uscrest.org

certuss.su

uscrest.com

custers.org

custers.com

certuss.nl

custers.nl

certuss.ch

custers.de

uscerts.org

sucrest.com

trussec.com

custers.eu

certuss.de

stercus.com

cestrus.info

certuss.com

certuss.cz

certuss.co.uk

rustsec.org

cestrus.com

custers.lt

DNS History

9 records (5 active, 4 former)

●NSdns1.hichina.com2008-02-03 → 2026-03-21 · 2 obs

● 2008-02-03 19:16:48
● 2026-03-21 21:43:20

●NSdns2.hichina.com2008-02-03 → 2026-03-21 · 2 obs

● 2008-02-03 19:16:48
● 2026-03-21 21:43:20

○NSdns3.hichina.com2008-02-03 → 2008-02-03 · 3 obs

● 2008-02-03 19:16:48
○ 2015-07-11 03:16:42
○ 2026-03-21 21:43:20

○MXdns2.hichina.com2008-02-03 → 2016-04-29 · 4 obs

● 2008-02-03 19:16:48
● 2016-04-29 13:09:50
○ 2017-01-22 13:10:18
○ 2026-03-21 21:43:20

●MXmxn.mxhichina.com2017-01-22 → 2026-03-21 · 3 obs

○ 2016-04-29 13:09:50
● 2017-01-22 13:10:18
● 2026-03-21 21:43:20

●MXmxw.mxhichina.com2017-01-22 → 2026-03-21 · 3 obs

○ 2016-04-29 13:09:50
● 2017-01-22 13:10:18
● 2026-03-21 21:43:20

○MXustcers.com2008-02-03 → 2016-04-29 · 4 obs

● 2008-02-03 19:16:48
● 2016-04-29 13:09:50
○ 2017-01-22 13:10:18
○ 2026-03-21 21:43:20

●A183.63.53.1642017-01-22 → 2026-03-21 · 3 obs

○ 2015-07-11 03:16:42
● 2017-01-22 13:10:18
● 2026-03-21 21:43:20

○A202.104.150.1342008-02-03 → 2008-02-03 · 3 obs

● 2008-02-03 19:16:48
○ 2015-07-11 03:16:42
○ 2026-03-21 21:43:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, d.gtld-servers.net, m.gtld-servers.net, j.gtld-servers.net...	-
ustcers.com	dns2.hichina.com, dns1.hichina.com	18 records

✅ Authoritative Response

Server: 120.76.107.44

NS records: dns2.hichina.com, dns1.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ustcers.com (unsigned zone)

⏱️ Timing

Total: 1912ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`183.63.53.164`
NS	2	`dns1.hichina.com, dns2.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	`dns1.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns2.hichina.com, dns2.hichina.com, dns2.hichina.com...)

Analysis

Hierarchy

www.ustcers.com is a child of ustcers.com.

IP Addresses

ustcers.com resolves to one IP number: 183.63.53.164.

Other host names, for instance eshops.cn, www.ustcers.com and www.szarcos.com share IP numbers with ustcers.com.

Name Servers

ustcers.com's delegation uses two name servers: dns1.hichina.com and dns2.hichina.com.

ustcers.com uses the same name server setup as other domains, such as road.cn, doufucn.com, fuqila.com, 52today.com and xcdl.com.cn.

ustcers.com at least partially shares name servers with other domains, including sqrtdesign.com, k3q.cn, goldenhorsepower.com, xtaccp.com and ecotrip.xyz.

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

Host names with nine IP numbers: The host name dns1.hichina.com points to 2408:4009:501::9, 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. The host name dns2.hichina.com points to 2408:4009:501::10, 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

ustcers.com is served by two mail servers mxn.mxhichina.com and mxw.mxhichina.com.

ustcers.com shares the same mail server setup as other domains, for instance boswek.com, dashung.com, olecar.com, hlyltd.com and chinatonerfactory.com.

ustcers.com shares at least some mail servers with other domains, for example gdlison.com, globalgreenindustry.com, xiaoxiang.mobi, binphotos.com and cothinker.net.

these mail servers are often used with mx1.qiye.aliyun.com, mx2.qiye.aliyun.com, mx3.qiye.aliyun.com and mx.ym.163.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.

ustcers.com - robtex.com

ustcers.com

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