tjsfc.com - dns.ninja

`tjsfc.com`

DNSSEC	⚠️ Not signed
NS	`ns15.xincache.com` ⭐
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	2402:4e00:1730::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1700::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	36.155.149.180^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
NS	`ns16.xincache.com`
		A	2402:4e00:111:fff::c^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	1.12.0.1^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	36.155.149.176^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	112.80.181.111^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.184^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	129.211.176.239^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
		A	163.177.5.23^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
MX	`mta-ent.21cn.com` ⭐
		A	183.56.203.132^{🇨🇳 CHINANET-Guangdong-GuangZhouNanFangJiDiWang-IDC183.56.192.0/20 CloudVsp.Inc-HYC-double - GZNFJDW Network unicast}
		A	183.56.205.179^{🇨🇳 CHINANET-Guangdong-GuangZhouNanFangJiDiWang-IDC183.56.192.0/20 CloudVsp.Inc-HYC-double - GZNFJDW Network unicast}
MX	`mailcdn.21cn.com`⁽¹⁰⁾
		A	47.89.13.55^{🇭🇰 Alibaba-Cloud47.89.0.0/19 Alibaba Cloud}
			PTR	`hwmail.21cn.com`
		A	47.244.57.14^{🇭🇰 Alibaba-Cloud47.244.0.0/17 Proxy-registered route object}
			PTR	`hwmail.21cn.com`
		A	47.254.32.24^{🇺🇸 Alibaba-Cloud47.254.0.0/18 Proxy-registered route object}
			PTR	`hwmail.21cn.com`
		A	47.254.74.62^{🇺🇸 Alibaba-Cloud47.254.64.0/18 Proxy-registered route object}
			PTR	`hwmail.21cn.com`
TXT	`v=spf1 include:corp.21cn.com -all`
SOA	`ns15.xincache.com`enterprise1dnsadmin@dnspod.com serial=1576573706

`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=1785669192

Same first word

tjsfc.com

tjsfc.cn

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cftjs.cn

jfstc.com

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jcstf.com

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DNS History

4 records (4 active, 0 former)

●NSns15.xincache.com2015-08-02 → 2026-08-02 · 2 obs

● 2015-08-02 11:41:30
● 2026-08-02 11:29:18

●NSns16.xincache.com2015-08-02 → 2026-08-02 · 2 obs

● 2015-08-02 11:41:30
● 2026-08-02 11:29:18

●MXmailcdn.21cn.com2015-08-02 → 2026-08-02 · 2 obs

● 2015-08-02 11:41:30
● 2026-08-02 11:29:18

●MXmta-ent.21cn.com2015-08-02 → 2026-08-02 · 2 obs

● 2015-08-02 11:41:30
● 2026-08-02 11:29:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
tjsfc.com	ns15.xincache.com, ns16.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.1

NS records: ns15.xincache.com, ns16.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tjsfc.com (unsigned zone)

⏱️ Timing

Total: 176ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns16.xincache.com, ns15.xincache.com`
MX	2	`mta-ent.21cn.com (pri: 5), mailcdn.21cn.com (pri: 10)`
TXT	1	`v=spf1 include:corp.21cn.com -all`
SOA	1	`ns15.xincache.com enterprise1dnsadmin.dn`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns15.xincache.com, ns15.xincache.com, ns15.xincache.com...)

Analysis

Name Servers

tjsfc.com is served by two delegated name servers, ns15.xincache.com and ns16.xincache.com.

The name server configuration of tjsfc.com is shared with other domains, for instance mydfloor.net, zqwyw.com, cts-sx.com and two others.

The name servers of tjsfc.com overlap at least partially with those of other domains — among them bacui.cn, jiaxindq.com, smwujin.com and two more.

These name servers commonly appear alongside the name servers ns11.xincache.com and ns12.xincache.com.

Hosts with 8 IP addresses each:

ns15.xincache.com carries IP addresses 1.12.0.4, 36.155.149.180 and 112.80.181.45, with 5 other addresses beyond those.

Hosts with 7 IP addresses each:

ns16.xincache.com carries IP addresses 1.12.0.1, 36.155.149.176 and 112.80.181.111, with 4 other addresses beyond those.

Mail Servers

tjsfc.com uses two mail servers, mailcdn.21cn.com and mta-ent.21cn.com.

The mail server setup of tjsfc.com matches that of other domains such as senssun.com, jerryshoes.com, flowvia.com and two others.

At least some of the mail servers used by tjsfc.com are shared with other domains: jsduet.com, yctl.guangzhou.gd.cn, max1-140.guangzhou.gd.cn and two others among them.

Host names with four IP addresses:

mailcdn.21cn.com resolves to 47.89.13.55, 47.244.57.14, 47.254.32.24 and 47.254.74.62.

Host names pointing to two IP addresses:

mta-ent.21cn.com maps to two IP addresses — 183.56.203.132 and 183.56.205.179.