`caoyangschool.com`

DNSSEC	⚠️ Not signed
NS	`ns13.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	`ns14.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	`ns13.xincache.com`enterprise1dnsadmin@dnspod.com serial=1576601961

`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=1774500502

Same first word

caoyangschool.com

DNS History

9 records (2 active, 7 former)

○NSf1g1ns1.dnspod.net2015-06-25 → 2015-06-25 · 3 obs

● 2015-06-25 00:22:40
○ 2015-11-02 19:25:48
○ 2026-03-26 04:54:46

○NSf1g1ns2.dnspod.net2015-06-25 → 2015-06-25 · 3 obs

● 2015-06-25 00:22:40
○ 2015-11-02 19:25:48
○ 2026-03-26 04:54:46

○NSns11.xincache.com2015-11-02 → 2016-04-19 · 5 obs

○ 2015-06-25 00:22:40
● 2015-11-02 19:25:48
● 2016-04-19 16:39:14
○ 2016-12-25 08:10:26
○ 2026-03-26 04:54:46

○NSns12.xincache.com2015-11-02 → 2016-04-19 · 5 obs

○ 2015-06-25 00:22:40
● 2015-11-02 19:25:48
● 2016-04-19 16:39:14
○ 2016-12-25 08:10:26
○ 2026-03-26 04:54:46

●NSns13.xincache.com2016-12-25 → 2026-03-26 · 3 obs

○ 2016-04-19 16:39:14
● 2016-12-25 08:10:26
● 2026-03-26 04:54:46

●NSns14.xincache.com2016-12-25 → 2026-03-26 · 3 obs

○ 2016-04-19 16:39:14
● 2016-12-25 08:10:26
● 2026-03-26 04:54:46

○A122.10.91.1672015-06-25 → 2015-06-25 · 3 obs

● 2015-06-25 00:22:40
○ 2015-11-02 19:25:48
○ 2026-03-26 04:54:46

○A122.114.5.92017-11-06 → 2017-11-06 · 4 obs

○ 2016-12-25 08:10:26
● 2017-11-06 15:12:36
○ 2026-03-23 10:10:14
○ 2026-03-26 04:54:46

○A183.131.83.2372015-11-02 → 2016-12-25 · 5 obs

○ 2015-06-25 00:22:40
● 2015-11-02 19:25:48
● 2016-12-25 08:10:26
○ 2017-11-06 15:12:36
○ 2026-03-26 04:54:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
caoyangschool.com	ns13.xincache.com, ns14.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ns13.xincache.com, ns14.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for caoyangschool.com (unsigned zone)

⏱️ Timing

Total: 135ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns14.xincache.com, ns13.xincache.com`
SOA	1	`ns13.xincache.com enterprise1dnsadmin.dn`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns13.xincache.com, ns13.xincache.com, ns13.xincache.com...)

Analysis

Name Servers

Two name servers ns13.xincache.com and ns14.xincache.com handle delegation for caoyangschool.com.

caoyangschool.com uses the same name server setup as other domains, for example previctry.com, coocfo.com, arrowic.com, mjlcn.com and marubispa.com.

caoyangschool.com partially shares name servers with other domains; examples include chieful.cn, ihepafilter.com, goldcorn.net, zmee.com.cn and sametec.com.

These name servers commonly accompany ns11.xincache.com, ns12.xincache.com, ns17.xincache.com and ns18.xincache.com.

Hosts with eight IP numbers:

ns13.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.

Hosts with seven IP numbers:

ns14.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.

caoyangschool.com - robtex.com