tfcmails.com - dns.ninja

`tfcmails.com`

DNSSEC	⚠️ Not signed
NS	`ns11.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	`ns12.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	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`ns11.xincache.com`enterprise1dnsadmin@dnspod.com serial=1589509972

`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=1786500444

Same first word

tfcmails.com

Similar names

DNS History

4 records (4 active, 0 former)

●NSns11.xincache.com2016-12-21 → 2026-08-12 · 2 obs

● 2016-12-21 04:36:26
● 2026-08-12 02:27:12

●NSns12.xincache.com2016-12-21 → 2026-08-12 · 2 obs

● 2016-12-21 04:36:26
● 2026-08-12 02:27:12

●MXmxbiz1.qq.com2016-12-21 → 2026-08-12 · 2 obs

● 2016-12-21 04:36:26
● 2026-08-12 02:27:12

●MXmxbiz2.qq.com2016-12-21 → 2026-08-12 · 2 obs

● 2016-12-21 04:36:26
● 2026-08-12 02:27:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, f.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net...	-
tfcmails.com	ns11.xincache.com, ns12.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.1

NS records: ns11.xincache.com, ns12.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tfcmails.com (unsigned zone)

⏱️ Timing

Total: 201ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns11.xincache.com, ns12.xincache.com`
MX	2	`mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)`
TXT	1	`v=spf1 include:spf.mail.qq.com ~all`
SOA	1	`ns11.xincache.com enterprise1dnsadmin.dn`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns11.xincache.com, ns11.xincache.com, ns11.xincache.com...)

Analysis

Name Servers

The NS records for tfcmails.com delegate to ns11.xincache.com and ns12.xincache.com.

The name server configuration of tfcmails.com is shared with other domains, for instance ooxlzx.com, xinxingeng.com, guyuinc.com and two others.

tfcmails.com has at least partial name server overlap with other domains, such as yesair.net, gzyz.org, 91xxkj.com and two others.

ns19.xincache.com, ns20.xincache.com and ns13.xincache.com — plus 7 other name servers — are commonly paired with these name servers.

Hosts with 8 IP addresses each:

ns11.xincache.com maps to 1.12.0.4, 36.155.149.180, 112.80.181.45 and 5 additional IP addresses.

Hosts with 7 IP addresses each:

ns12.xincache.com maps to 1.12.0.1, 36.155.149.176, 112.80.181.111 and 4 additional IP addresses.

Mail Servers

tfcmails.com uses two mail servers, mxbiz1.qq.com and mxbiz2.qq.com.

The mail server setup of tfcmails.com matches that of other domains such as sungsa.com, septekon.com, syncc.cn and two others.

At least some of the mail servers used by tfcmails.com are shared with other domains: donghuang.cn, hfuter.com, dnjj.cn and two others among them.