`jcsk100.com`

DNSSEC	⚠️ Not signed
A	120.79.173.2^{🇨🇳 Alibaba-Cloud120.79.0.0/16}
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	`OSSRH-74878`
TXT	`v=spf1 include:spf.qiye.aliyun.com -all`
SOA	`vip3.alidns.com`hostmaster@hichina.com 2021-07-07 #20

`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=1784563267

Subdomains

pst.jcsk100.com

rocgw.jcsk100.com

cube-invoice-ui-test.jcsk100.com

dev.jcsk100.com

Same first word

jcsk100.com

DNS History

8 records (6 active, 2 former)

○NSdns3.hichina.com2026-05-07 → 2026-05-07 · 3 obs

● 2026-05-07 10:39:30
○ 2026-07-02 23:40:08
○ 2026-07-20 16:21:56

○NSdns4.hichina.com2026-05-07 → 2026-05-07 · 3 obs

● 2026-05-07 10:39:30
○ 2026-07-02 23:40:08
○ 2026-07-20 16:21:56

●NSvip3.alidns.com2026-07-02 → 2026-07-20 · 3 obs

○ 2026-05-07 10:39:30
● 2026-07-02 23:40:08
● 2026-07-20 16:21:56

●NSvip4.alidns.com2026-07-02 → 2026-07-20 · 3 obs

○ 2026-05-07 10:39:30
● 2026-07-02 23:40:08
● 2026-07-20 16:21:56

●MXmx1.qiye.aliyun.com2026-05-07 → 2026-07-20 · 2 obs

● 2026-05-07 10:39:30
● 2026-07-20 16:21:56

●MXmx2.qiye.aliyun.com2026-05-07 → 2026-07-20 · 2 obs

● 2026-05-07 10:39:30
● 2026-07-20 16:21:56

●MXmx3.qiye.aliyun.com2026-05-07 → 2026-07-20 · 2 obs

● 2026-05-07 10:39:30
● 2026-07-20 16:21:56

●A120.79.173.22026-05-07 → 2026-07-20 · 2 obs

● 2026-05-07 10:39:30
● 2026-07-20 16:21:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
jcsk100.com	vip3.alidns.com, vip4.alidns.com	22 records

✅ Authoritative Response

Server:170.33.80.10

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jcsk100.com (unsigned zone)

⏱️ Timing

Total: 450ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`120.79.173.2`
NS	2	`vip3.alidns.com, vip4.alidns.com`
MX	3	`mx3.qiye.aliyun.com (pri: 15), mx2.qiye.aliyun.com (pri: 10)...`
TXT	2	`v=spf1 include:spf.qiye.aliyun.com -all, OSSRH-74878`
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

pst.jcsk100.com, rocgw.jcsk100.com, cube-invoice-ui-test.jcsk100.com and dev.jcsk100.com each fall under the parent domain jcsk100.com.

IP Addresses

jcsk100.com resolves to just one IP address, 120.79.173.2.

Two other host names, along with hzlsyun.com, magiclv.com and 77775.com, also share IP numbers with jcsk100.com.

Name Servers

jcsk100.com is served by two delegated name servers, vip3.alidns.com and vip4.alidns.com.

jcsk100.com shares its NS records with other domains, for example fayuan.com, 16dota.com.cn, kktv1.com and two others.

jcsk100.com partially shares its NS delegation with several other domains, including 6tu.com, hitv.com, ct10649.com and two others.

These name servers are regularly seen alongside vip1.alidns.com and vip2.alidns.com as name servers.

DNS names with 7 IP addresses:

vip3.alidns.com carries IP addresses 8.212.93.3, 140.205.1.5 and 170.33.32.210, with 4 other addresses beyond those.

vip4.alidns.com carries IP addresses 8.212.93.4, 140.205.1.6 and 170.33.32.211, with 4 other addresses beyond those.

Mail Servers

jcsk100.com uses three mail servers — mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

There is at least a partial MX overlap between jcsk100.com and other domains, including peacewordstudio.com, hydiaper.com, battwing.com and two others.

The mail servers mxn.mxhichina.com and mxw.mxhichina.com regularly co-occur with these mail servers.

Host names that have two IP addresses:

mx3.qiye.aliyun.com maps to two IP addresses — 47.246.136.231 and 47.246.137.47.

Host names that point to one IP address:

mx1.qiye.aliyun.com points to the IP address 47.246.137.47.

mx2.qiye.aliyun.com points to the IP address 47.246.136.231.

These two host names — mx3.qiye.aliyun.com and mx2.qiye.aliyun.com — each point to 47.246.136.231 IP addresses.

These two host names — mx3.qiye.aliyun.com and mx1.qiye.aliyun.com — each point to 47.246.137.47 IP addresses.

jcsk100.com - robtex.com

jcsk100.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`jcsk100.com`

`com`