`szfarcn.com`

DNSSEC	⚠️ Not signed
A	139.186.21.109^{🇨🇳 TENCENT-NET-AP139.186.16.0/20}
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}
SOA	`ns11.xincache.com`ns12@xincache.com serial=1596074590

`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=1784946177

Same first word

szfarcn.com

DNS History

4 records (3 active, 1 former)

●NSns11.xincache.com2016-12-16 → 2026-07-25 · 2 obs

● 2016-12-16 03:01:02
● 2026-07-25 02:40:04

●NSns12.xincache.com2016-12-16 → 2026-07-25 · 2 obs

● 2016-12-16 03:01:02
● 2026-07-25 02:40:04

●A139.186.21.1092026-07-25 → 2026-07-25 · 3 obs

○ 2017-10-13 06:41:46
● 2026-07-25 02:40:00
● 2026-07-25 02:40:04

○A58.61.155.252016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 03:01:02
○ 2017-10-13 06:41:46
○ 2026-07-25 02:40:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net, h.gtld-servers.net...	-
szfarcn.com	ns11.xincache.com, ns12.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.4

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for szfarcn.com (unsigned zone)

⏱️ Timing

Total: 411ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`139.186.21.109`
NS	2	`ns12.xincache.com, ns11.xincache.com`
SOA	1	`ns11.xincache.com ns12.xincache.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

szfarcn.com resolves to just one IP address, 139.186.21.109.

Name Servers

DNS delegation for szfarcn.com points to two name servers: ns11.xincache.com and ns12.xincache.com.

szfarcn.com shares its NS records with other domains, for example fda.com.cn, ynsld.com, zechengfs.com and two others.

There is at least partial name server overlap between szfarcn.com and other domains — 028ylx.com, pris-scale.com, cgejournal.com and two more among them.

These name servers regularly appear alongside ns19.xincache.com, ns20.xincache.com, ns13.xincache.com and 7 other name servers in NS record sets.

DNS names with 8 IP addresses:

ns11.xincache.com has IP addresses 1.12.0.4, 36.155.149.180 and 112.80.181.45, plus 5 other.

DNS names with 7 IP addresses:

ns12.xincache.com has IP addresses 1.12.0.1, 36.155.149.176 and 112.80.181.111, plus 4 other.

szfarcn.com - robtex.com

szfarcn.com

com