`mdzkb.com`

DNSSEC	⚠️ Not signed
A	117.50.208.69^{🇨🇳 CHINA169-BJ117.50.192.0/19 China Telecom Beijing Co. Ltd.}
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	`ns19.xincache.com`enterprise1dnsadmin@dnspod.com serial=1701060637

`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=1776224172

Same first word

mdzkb.com

DNS History

5 records (3 active, 2 former)

●NSns19.xincache.com2015-08-05 → 2026-04-15 · 2 obs

● 2015-08-05 10:24:28
● 2026-04-15 03:51:48

●NSns20.xincache.com2015-08-05 → 2026-04-15 · 2 obs

● 2015-08-05 10:24:28
● 2026-04-15 03:51:48

●A117.50.208.692026-03-06 → 2026-04-15 · 3 obs

○ 2017-04-11 01:01:46
● 2026-03-06 09:51:30
● 2026-04-15 03:51:48

○A119.10.125.712017-04-11 → 2017-04-11 · 4 obs

○ 2016-09-14 05:17:52
● 2017-04-11 01:01:46
○ 2026-03-06 09:51:30
○ 2026-04-15 03:51:48

○A58.30.232.892015-08-05 → 2016-09-14 · 4 obs

● 2015-08-05 10:24:28
● 2016-09-14 05:17:52
○ 2017-04-11 01:01:46
○ 2026-04-15 03:51:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mdzkb.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 mdzkb.com (unsigned zone)

⏱️ Timing

Total: 147ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`117.50.208.69`
NS	2	`ns20.xincache.com, ns19.xincache.com`
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

IP Addresses

mdzkb.com points to a single IP number: 117.50.208.69.

Name Servers

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

mdzkb.com shares the same name server setup as other domains, for example gagare.com, gzcss.com, jncmsp.com, jize.net and xazysoft.com.

mdzkb.com at least partially shares name servers with other domains, for instance gonet.com.cn, ohssjt.com, jxd666.cn, troyz.com and 365gcd.com.

These name servers are often used with ns11.xincache.com and ns12.xincache.com.

Host names with eight IP numbers: ns19.xincache.com points to: 2402:4e00:1470:2::e, 2402:4e00:1730::e, 1.12.0.4, 36.155.149.180, 112.80.181.45, 117.89.178.173, 125.94.59.210 and 129.211.176.209.

Host names with seven IP numbers: ns20.xincache.com points to: 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 112.80.181.111, 117.89.178.184, 129.211.176.239 and 163.177.5.23.

mdzkb.com - robtex.com

mdzkb.com

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