cu-sc.com - dns.ninja

`cu-sc.com`

DNSSEC	⚠️ Not signed
NS	`vip3.alidns.com` ⭐
		A	2408:4009:500::3^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.3^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	140.205.1.5^{🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	170.33.32.210^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.40.136^{🇸🇬 Alibaba_Cloud_SEC170.33.40.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.73.26^{🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.10^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
NS	`vip4.alidns.com`
		A	2408:4009:500::4^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.4^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	140.205.1.6^{🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	170.33.32.211^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.40.137^{🇸🇬 Alibaba_Cloud_SEC170.33.40.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.73.27^{🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.11^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
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	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
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	`vip3.alidns.com`hostmaster@hichina.com 2015-07-20 #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=1786054124

Subdomains

www.cu-sc.com

Same first word

cu-sc.com

Similar names

suc-c.com

us-cc.com

cc-us.net

cc-us.org

u-scc.com

DNS History

10 records (5 active, 5 former)

○NSdns10.hichina.com2015-10-18 → 2017-08-20 · 5 obs

○ 2008-03-07 14:37:16
● 2015-10-18 15:22:38
● 2017-08-20 17:41:10
○ 2026-07-13 09:01:16
○ 2026-08-06 22:18:32

○NSdns9.hichina.com2015-10-18 → 2017-08-20 · 5 obs

○ 2008-03-07 14:37:16
● 2015-10-18 15:22:38
● 2017-08-20 17:41:10
○ 2026-07-13 09:01:16
○ 2026-08-06 22:18:32

●NSvip3.alidns.com2026-07-13 → 2026-08-06 · 3 obs

○ 2017-08-20 17:41:10
● 2026-07-13 09:01:16
● 2026-08-06 22:18:32

●NSvip4.alidns.com2026-07-13 → 2026-08-06 · 3 obs

○ 2017-08-20 17:41:10
● 2026-07-13 09:01:16
● 2026-08-06 22:18:32

○MXmail.cu-sc.com2016-11-26 → 2017-08-20 · 5 obs

○ 2016-04-09 08:16:42
● 2016-11-26 13:57:32
● 2017-08-20 17:41:10
○ 2026-02-27 01:27:02
○ 2026-08-06 22:18:32

●MXmx1.qiye.aliyun.com2026-02-27 → 2026-08-06 · 3 obs

○ 2017-08-20 17:41:10
● 2026-02-27 01:27:02
● 2026-08-06 22:18:32

●MXmx2.qiye.aliyun.com2026-02-27 → 2026-08-06 · 3 obs

○ 2017-08-20 17:41:10
● 2026-02-27 01:27:02
● 2026-08-06 22:18:32

●MXmx3.qiye.aliyun.com2026-02-27 → 2026-08-06 · 3 obs

○ 2017-08-20 17:41:10
● 2026-02-27 01:27:02
● 2026-08-06 22:18:32

○MXmxn.mxhichina.com2015-10-18 → 2016-04-09 · 5 obs

○ 2008-03-07 14:37:16
● 2015-10-18 15:22:38
● 2016-04-09 08:16:42
○ 2016-11-26 13:57:32
○ 2026-08-06 22:18:32

○MXmxw.mxhichina.com2015-10-18 → 2016-04-09 · 5 obs

○ 2008-03-07 14:37:16
● 2015-10-18 15:22:38
● 2016-04-09 08:16:42
○ 2016-11-26 13:57:32
○ 2026-08-06 22:18:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net...	-
cu-sc.com	vip3.alidns.com, vip4.alidns.com	22 records

✅ Authoritative Response

Server:121.40.6.163

NS records: vip3.alidns.com, vip4.alidns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cu-sc.com (unsigned zone)

⏱️ Timing

Total: 654ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`vip4.alidns.com, vip3.alidns.com`
MX	3	`mx3.qiye.aliyun.com (pri: 15), mx2.qiye.aliyun.com (pri: 10)...`
TXT	1	`v=spf1 include:spf.qiye.aliyun.com -all`
SOA	1	`vip3.alidns.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 22

Out-of-bailiwick: 22 (vip3.alidns.com, vip3.alidns.com, vip3.alidns.com...)

Analysis

Hierarchy

cu-sc.com serves as the parent of www.cu-sc.com.

Name Servers

cu-sc.com is delegated to two name servers: vip3.alidns.com and vip4.alidns.com.

cu-sc.com shares its name server setup with other domains, including cuec.cn, 5u2.com, ixuexi.com and two others.

cu-sc.com has at least partial name server overlap with other domains, such as cidiserver.com, cj.cn, sxhome.site and two others.

It is common to see these name servers used together with name servers vip1.alidns.com and vip2.alidns.com.

Host names with 7 IP numbers:

vip3.alidns.com resolves to 8.212.93.3, 140.205.1.5, 170.33.32.210 and 4 other IP addresses.

vip4.alidns.com resolves to 8.212.93.4, 140.205.1.6, 170.33.32.211 and 4 other IP addresses.

Mail Servers

cu-sc.com has three mail servers: mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

cu-sc.com shares mail servers — at least in part — with other domains, including brtx.cn, szlzsd.com, top1corp.com and two others.

These mail servers tend to be used in combination with the mail servers mxn.mxhichina.com and mxw.mxhichina.com.

Host names with two IP numbers:

mx3.qiye.aliyun.com points to 47.246.136.231 and 47.246.137.47.

Host names pointing to a single IP address:

mx1.qiye.aliyun.com points to 47.246.137.47.

mx2.qiye.aliyun.com points to 47.246.136.231.

mx3.qiye.aliyun.com and mx2.qiye.aliyun.com are host names that each point to 47.246.136.231 IP addresses.

mx3.qiye.aliyun.com and mx1.qiye.aliyun.com are host names that each point to 47.246.137.47 IP addresses.