usfen.com - dns.ninja

`usfen.com`

DNSSEC	⚠️ Not signed
NS	`ns19.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	`ns20.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`⁽²⁰⁾
TXT	`v=spf1 include:spf.global-mail.cn ~all`
SOA	`ns19.xincache.com`enterprise1dnsadmin@dnspod.com serial=1676968914

`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=1783454831

Same first word

usfen.com

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DNS History

8 records (4 active, 4 former)

○NSns13.xincache.com2015-05-30 → 2016-09-14 · 4 obs

● 2015-05-30 01:54:18
● 2016-09-14 01:14:24
○ 2017-04-08 18:53:16
○ 2026-07-07 20:26:46

○NSns14.xincache.com2015-05-30 → 2016-09-14 · 4 obs

● 2015-05-30 01:54:18
● 2016-09-14 01:14:24
○ 2017-04-08 18:53:16
○ 2026-07-07 20:26:46

●NSns19.xincache.com2017-04-08 → 2026-07-07 · 3 obs

○ 2016-09-14 01:14:24
● 2017-04-08 18:53:16
● 2026-07-07 20:26:46

●NSns20.xincache.com2017-04-08 → 2026-07-07 · 3 obs

○ 2016-09-14 01:14:24
● 2017-04-08 18:53:16
● 2026-07-07 20:26:46

○MXmx-n.global-mail.cn2015-05-30 → 2015-12-31 · 4 obs

● 2015-05-30 01:54:18
● 2015-12-31 07:02:46
○ 2016-04-01 23:20:42
○ 2026-07-07 20:26:46

○MXmx1-n.global-mail.cn2015-05-30 → 2015-12-31 · 4 obs

● 2015-05-30 01:54:18
● 2015-12-31 07:02:46
○ 2016-04-01 23:20:42
○ 2026-07-07 20:26:46

●MXmxbiz1.qq.com2016-04-01 → 2026-07-07 · 3 obs

○ 2015-12-31 07:02:46
● 2016-04-01 23:20:42
● 2026-07-07 20:26:46

●MXmxbiz2.qq.com2016-04-01 → 2026-07-07 · 3 obs

○ 2015-12-31 07:02:46
● 2016-04-01 23:20:42
● 2026-07-07 20:26:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
usfen.com	ns19.xincache.com, ns20.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ns19.xincache.com, ns20.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usfen.com (unsigned zone)

⏱️ Timing

Total: 479ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns20.xincache.com, ns19.xincache.com`
MX	2	`mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 20)`
TXT	1	`v=spf1 include:spf.global-mail.cn ~all`
SOA	1	`ns19.xincache.com enterprise1dnsadmin.dn`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns19.xincache.com, ns19.xincache.com, ns19.xincache.com...)

Analysis

Name Servers

usfen.com is delegated to two name servers: ns19.xincache.com and ns20.xincache.com.

usfen.com shares its name server setup with other domains, including itnetgg.com, bosva.com.cn, kongfuzi.net and two others.

usfen.com shares at least some of its name servers with other domains, including oxmtube.com, xt3721.cn, sztoys.com and two others.

These name servers are frequently paired with the name servers ns11.xincache.com and ns12.xincache.com.

Host names with 8 IP numbers:

ns19.xincache.com resolves to 1.12.0.4, 36.155.149.180, 112.80.181.45 and 5 other IP addresses.

Host names with 7 IP numbers:

ns20.xincache.com resolves to 1.12.0.1, 36.155.149.176, 112.80.181.111 and 4 other IP addresses.

Mail Servers

usfen.com has two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

usfen.com shares the same mail server setup as other domains, including shjingpan.com, sdoi.cn, pcnkbank.com and two others.

usfen.com shares mail servers — at least in part — with other domains, including mrwu.red, cnbjcp.net, ccndt.cn and two others.