refotec.com - dns.ninja

`refotec.com`

DNSSEC	⚠️ Not signed
A	117.50.211.5^{🇨🇳 CHINA169-BJ117.50.192.0/19 China Telecom Beijing Co. Ltd.}
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	`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}
SOA	`ns11.xincache.com`ns12@xincache.com serial=1702977173

`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=1782299645

Same first word

refotec.com

refotec.de

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DNS History

6 records (4 active, 2 former)

●NSns11.xincache.com2026-03-15 → 2026-06-24 · 3 obs

○ 2015-12-19 00:45:36
● 2026-03-15 06:54:14
● 2026-06-24 11:16:54

●NSns19.xincache.com2015-08-10 → 2026-06-24 · 2 obs

● 2015-08-10 10:53:16
● 2026-06-24 11:16:54

●NSns20.xincache.com2015-12-19 → 2026-06-24 · 3 obs

○ 2015-08-10 10:53:16
● 2015-12-19 00:45:36
● 2026-06-24 11:16:54

●A117.50.211.52026-03-15 → 2026-06-24 · 3 obs

○ 2017-06-01 19:16:58
● 2026-03-15 06:54:14
● 2026-06-24 11:16:54

○A120.133.3.1492017-06-01 → 2017-06-01 · 4 obs

○ 2016-09-17 10:20:54
● 2017-06-01 19:16:58
○ 2026-03-15 06:54:14
○ 2026-06-24 11:16:54

○A218.25.10.302015-08-10 → 2016-09-17 · 4 obs

● 2015-08-10 10:53:16
● 2016-09-17 10:20:54
○ 2017-06-01 19:16:58
○ 2026-06-24 11:16:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
refotec.com	ns19.xincache.com, ns20.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for refotec.com (unsigned zone)

⏱️ Timing

Total: 557ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`117.50.211.5`
NS	2	`ns20.xincache.com, ns19.xincache.com`
SOA	1	`ns11.xincache.com ns12.xincache.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

refotec.com resolves to just one IP address, 117.50.211.5.

Two other host names, along with kydhb.com, zhongliuhanliao.com and www.zhongliuhanliao.com, also share IP numbers with refotec.com.

Name Servers

DNS for refotec.com is handled by three authoritative name servers: ns11.xincache.com, ns19.xincache.com and ns20.xincache.com.

There is at least partial name server overlap between refotec.com and other domains — china-oe.com, estaexpo.com, gdtp.net and two more among them.

These name servers regularly appear alongside ns12.xincache.com, ns13.xincache.com, ns14.xincache.com and 6 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.

ns19.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:

ns20.xincache.com has IP addresses 1.12.0.1, 36.155.149.176 and 112.80.181.111, plus 4 other.

Host names pointing to 2402:4e00:1470:2::e IP addresses: ns11.xincache.com and ns19.xincache.com.

Host names pointing to 2402:4e00:1730::e IP addresses: ns11.xincache.com and ns19.xincache.com.

Host names pointing to 1.12.0.4 IP addresses: ns11.xincache.com and ns19.xincache.com.

Host names pointing to 36.155.149.180 IP addresses: ns11.xincache.com and ns19.xincache.com.

Host names pointing to 112.80.181.45 IP addresses: ns11.xincache.com and ns19.xincache.com.

Host names pointing to 117.89.178.173 IP addresses: ns11.xincache.com and ns19.xincache.com.

Host names pointing to 125.94.59.210 IP addresses: ns11.xincache.com and ns19.xincache.com.

Host names pointing to 129.211.176.209 IP addresses: ns11.xincache.com and ns19.xincache.com.