`csustcy.com`

DNSSEC	⚠️ Not signed
A	52.82.62.203^{🇨🇳 WESTCLOUDDATA52.82.0.0/17 Amazon EC2 ZHY prefix}
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	`eforward1.registrar-servers.com`⁽⁹⁹⁹⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward2.registrar-servers.com`⁽⁹⁹⁹⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward3.registrar-servers.com`⁽⁹⁹⁹⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward4.registrar-servers.com`⁽⁹⁹⁹⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward5.registrar-servers.com`⁽⁹⁹⁹⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
SOA	`dns31.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=1784987662

Same first word

csustcy.com

DNS History

10 records (8 active, 2 former)

●NSdns31.hichina.com2026-02-15 → 2026-07-25 · 3 obs

○ 2019-04-04 03:19:50
● 2026-02-15 16:49:16
● 2026-07-25 13:58:48

●NSdns32.hichina.com2026-02-15 → 2026-07-25 · 3 obs

○ 2019-04-04 03:19:50
● 2026-02-15 16:49:16
● 2026-07-25 13:58:48

○NSisla.ns.cloudflare.com2019-04-04 → 2019-04-04 · 3 obs

● 2019-04-04 03:19:50
○ 2026-02-15 16:49:16
○ 2026-07-25 13:58:48

○NSvern.ns.cloudflare.com2019-04-04 → 2019-04-04 · 3 obs

● 2019-04-04 03:19:50
○ 2026-02-15 16:49:16
○ 2026-07-25 13:58:48

●MXeforward1.registrar-servers.com2019-04-04 → 2026-07-25 · 2 obs

● 2019-04-04 03:19:50
● 2026-07-25 13:58:48

●MXeforward2.registrar-servers.com2019-04-04 → 2026-07-25 · 2 obs

● 2019-04-04 03:19:50
● 2026-07-25 13:58:48

●MXeforward3.registrar-servers.com2019-04-04 → 2026-07-25 · 2 obs

● 2019-04-04 03:19:50
● 2026-07-25 13:58:48

●MXeforward4.registrar-servers.com2019-04-04 → 2026-07-25 · 2 obs

● 2019-04-04 03:19:50
● 2026-07-25 13:58:48

●MXeforward5.registrar-servers.com2019-04-04 → 2026-07-25 · 2 obs

● 2019-04-04 03:19:50
● 2026-07-25 13:58:48

●A52.82.62.2032019-04-04 → 2026-07-25 · 2 obs

● 2019-04-04 03:19:50
● 2026-07-25 13:58:48

🔍 DNS Trace

Analysis

IP Addresses

csustcy.com has exactly one IP address — 52.82.62.203.

ec2-52-82-62-203.cn-northwest-1.compute.amazonaws.com.cn is an example of another host name that shares IP numbers with csustcy.com.

Name Servers

csustcy.com has two authoritative name servers — dns31.hichina.com and dns32.hichina.com.

The name server configuration of csustcy.com is shared with other domains, for instance ufans.net, svsoft.cn, zhongyule.com and two others.

csustcy.com partially shares its NS delegation with several other domains, including skindb.com, zclv.cn, zhangxin.cn and two others.

The name servers ns1.alidns.com, ns2.alidns.com, expirens3.hichina.com and expirens4.hichina.com are often found in use alongside these name servers.

Hosts with 9 IP addresses each:

dns31.hichina.com points to 39.96.153.39, 39.96.153.59, 47.118.199.199 and 6 other IP addresses.

dns32.hichina.com points to 39.96.153.37, 39.96.153.62, 47.118.199.197 and 6 other IP addresses.

Mail Servers

Mail for csustcy.com is handled by five mail servers, namely eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.

At least some of the mail servers used by csustcy.com are shared with other domains: sengtoto66top.online, obibike.com, mwoutdoorwoodfurnace.com and two others among them.

The mail servers eforward4.registrar-servers.com and eforward5.registrar-servers.com regularly co-occur with these mail servers.

Host names resolving to a single IP address:

eforward1.registrar-servers.com resolves to 162.255.118.51.

eforward2.registrar-servers.com resolves to 162.255.118.52.

eforward3.registrar-servers.com resolves to 162.255.118.51.

eforward4.registrar-servers.com resolves to 162.255.118.52.

eforward5.registrar-servers.com resolves to 162.255.118.51.

Three host names point to 162.255.118.51: eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com.

The host names eforward2.registrar-servers.com and eforward4.registrar-servers.com both resolve to 162.255.118.52 IP addresses.