`gdtdtk.com`

DNSSEC	⚠️ Not signed
A	180.76.137.108^{🇨🇳 Baidu180.76.128.0/19}
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	`mail.gdtdtk.com` ⭐
		A	120.236.72.197^{🇨🇳 CHINAMOBILE-CN120.236.64.0/20 CMI (Customer Route)}
SOA	`ns11.xincache.com`enterprise1dnsadmin@dnspod.com serial=1665645394

`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=1774859977

Subdomains

mail.gdtdtk.com

Same first word

gdtdtk.com

DNS History

4 records (4 active, 0 former)

●NSns11.xincache.com2017-09-08 → 2026-03-30 · 2 obs

● 2017-09-08 21:48:34
● 2026-03-30 08:54:16

●NSns12.xincache.com2017-09-08 → 2026-03-30 · 2 obs

● 2017-09-08 21:48:34
● 2026-03-30 08:54:16

●MXmail.gdtdtk.com2026-03-29 → 2026-03-30 · 2 obs

● 2026-03-29 01:19:22
● 2026-03-30 08:54:16

●A180.76.137.1082026-03-29 → 2026-03-30 · 2 obs

● 2026-03-29 01:19:22
● 2026-03-30 08:54:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net...	-
gdtdtk.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 gdtdtk.com (unsigned zone)

⏱️ Timing

Total: 120ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`180.76.137.108`
NS	2	`ns11.xincache.com, ns12.xincache.com`
MX	1	`mail.gdtdtk.com (pri: 10)`
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

Hierarchy

gdtdtk.com is parent of mail.gdtdtk.com.

IP Addresses

gdtdtk.com points to a single IP: 180.76.137.108.

Other host names such as web1701061119555.ftp01.bcehost.com and web6301656403045602.ftp01.bcehost.com share IP numbers with gdtdtk.com.

Name Servers

gdtdtk.com's delegation is to two name servers ns11.xincache.com and ns12.xincache.com.

gdtdtk.com shares the same name server configuration as other domains, such as yc-yf.com, sdhly.net, sdtxgc.com, fshanbang.com and tekwin.cn.

gdtdtk.com at least partially shares its name servers with other domains, for instance meiyile.net, skyloyalgroup.com, sanan-aaa.com, jchgd.com and 535026.com.

These name servers are commonly used with ns13.xincache.com, ns14.xincache.com, ns15.xincache.com, ns16.xincache.com, ns19.xincache.com, ns20.xincache.com, ns17.xincache.com, ns18.xincache.com, ce1.xincache.com and ce2.xincache.com.

Host names with eight IP numbers: ns11.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: ns12.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.

Mail Servers

gdtdtk.com is served by a single mail server, mail.gdtdtk.com.

mail.gdtdtk.com points to IP number 120.236.72.197.

gdtdtk.com - robtex.com

gdtdtk.com

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