`ytwkdb.com`

DNSSEC	⚠️ Not signed
A	139.129.21.119^{🇨🇳 Alibaba-Cloud139.129.0.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
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=1784119662

`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=1785091397

Subdomains

www.ytwkdb.com

Same first word

ytwkdb.com

Similar names

bywdtk.cn

ywdtbk.com

DNS History

3 records (3 active, 0 former)

●NSns11.xincache.com2018-09-06 → 2026-07-26 · 2 obs

● 2018-09-06 15:12:18
● 2026-07-26 19:00:02

●NSns12.xincache.com2018-09-06 → 2026-07-26 · 2 obs

● 2018-09-06 15:12:18
● 2026-07-26 19:00:02

●A139.129.21.1192026-07-21 → 2026-07-26 · 2 obs

● 2026-07-21 07:50:08
● 2026-07-26 19:00:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ytwkdb.com	ns11.xincache.com, ns12.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ytwkdb.com (unsigned zone)

⏱️ Timing

Total: 484ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`139.129.21.119`
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

Hierarchy

The domain www.ytwkdb.com falls under the parent ytwkdb.com.

IP Addresses

ytwkdb.com has exactly one IP address — 139.129.21.119.

www.ytkaiwei.com, zhilianshuzi.cn, kangtekq.com plus two other host names have IP numbers in common with ytwkdb.com.

Name Servers

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

The name server configuration of ytwkdb.com is shared with other domains, for instance gislife.com.cn, ahhmo.com, 56j.com and two others.

At least some of ytwkdb.com's name servers are shared with other domains, for example eastjoylong.net, mir-expo.cn, fltr.ac.cn and two more.

These name servers tend to co-occur with ns13.xincache.com, ns14.xincache.com, ce1.xincache.com and 6 other name servers in the same DNS delegations.

Hosts with 8 IP addresses each:

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

Hosts with 7 IP addresses each:

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

ytwkdb.com - robtex.com

ytwkdb.com

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