esttools.com - dns.ninja

`esttools.com`

DNSSEC	⚠️ Not signed
A	121.196.236.141^{🇨🇳 Alibaba-Cloud121.196.0.0/16}
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}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`ns11.xincache.com`ns12@xincache.com serial=1748415173

`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=1784957177

Subdomains

www.esttools.com

mail.esttools.com

Same first word

esttools.com

Similar names

solotest.com

toolsets.nl

testools.app

toolsets.ca

toolsets.us

toolsets.it

solotest.net

settools.com

stootles.com

solotest.de

testools.com

toolsets.de

solotest.com.br

DNS History

14 records (6 active, 8 former)

○NSns.xinnet.cn2007-11-05 → 2007-11-05 · 3 obs

● 2007-11-05 13:13:36
○ 2015-08-21 22:50:30
○ 2026-07-25 05:47:30

○NSns.xinnetdns.com2007-11-05 → 2007-11-05 · 3 obs

● 2007-11-05 13:13:36
○ 2015-08-21 22:50:30
○ 2026-07-25 05:47:30

●NSns11.xincache.com2026-04-07 → 2026-07-25 · 3 obs

○ 2017-05-26 15:56:10
● 2026-04-07 06:42:34
● 2026-07-25 05:47:30

○NSns15.xincache.com2015-08-21 → 2016-07-26 · 5 obs

○ 2007-11-05 13:13:36
● 2015-08-21 22:50:30
● 2016-07-26 10:23:10
○ 2017-05-26 15:56:10
○ 2026-07-25 05:47:30

○NSns16.xincache.com2015-08-21 → 2016-07-26 · 5 obs

○ 2007-11-05 13:13:36
● 2015-08-21 22:50:30
● 2016-07-26 10:23:10
○ 2017-05-26 15:56:10
○ 2026-07-25 05:47:30

●NSns19.xincache.com2017-05-26 → 2026-07-25 · 3 obs

○ 2016-07-26 10:23:10
● 2017-05-26 15:56:10
● 2026-07-25 05:47:30

●NSns20.xincache.com2017-05-26 → 2026-07-25 · 3 obs

○ 2016-07-26 10:23:10
● 2017-05-26 15:56:10
● 2026-07-25 05:47:30

○MXhzmx01.mxmail.netease.com2015-08-21 → 2017-05-26 · 5 obs

○ 2007-11-05 13:13:36
● 2015-08-21 22:50:30
● 2017-05-26 15:56:10
○ 2026-04-07 06:42:34
○ 2026-07-25 05:47:30

○MXhzmx02.mxmail.netease.com2015-08-21 → 2017-05-26 · 5 obs

○ 2007-11-05 13:13:36
● 2015-08-21 22:50:30
● 2017-05-26 15:56:10
○ 2026-04-07 06:42:34
○ 2026-07-25 05:47:30

○MXmail.esttools.com2007-11-05 → 2007-11-05 · 3 obs

● 2007-11-05 13:13:36
○ 2015-08-21 22:50:30
○ 2026-07-25 05:47:30

●MXmxbiz1.qq.com2026-04-07 → 2026-07-25 · 3 obs

○ 2017-05-26 15:56:10
● 2026-04-07 06:42:34
● 2026-07-25 05:47:30

●MXmxbiz2.qq.com2026-04-07 → 2026-07-25 · 3 obs

○ 2017-05-26 15:56:10
● 2026-04-07 06:42:34
● 2026-07-25 05:47:30

●A121.196.236.1412026-04-07 → 2026-07-25 · 3 obs

○ 2015-08-21 22:50:30
● 2026-04-07 06:42:34
● 2026-07-25 05:47:30

○A202.101.42.1202007-11-05 → 2007-11-05 · 3 obs

● 2007-11-05 13:13:36
○ 2015-08-21 22:50:30
○ 2026-07-25 05:47:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net...	-
esttools.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 esttools.com (unsigned zone)

⏱️ Timing

Total: 298ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.196.236.141`
NS	2	`ns19.xincache.com, ns20.xincache.com`
MX	2	`mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)`
TXT	1	`v=spf1 include:spf.mail.qq.com ~all`
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

Hierarchy

esttools.com is the parent domain of www.esttools.com and mail.esttools.com.

IP Addresses

esttools.com points to a single IP number: 121.196.236.141.

Host names such as 2417.aline13.v.gotoip88.com, bfw-solutions.com and zjyouwei.com share their IP numbers with esttools.com.

Name Servers

esttools.com is delegated to three name servers: ns11.xincache.com, ns19.xincache.com and ns20.xincache.com.

There is at least partial name server overlap between esttools.com and other domains — xn--3bs325dprla028w.com, cdzthk.cn, chintiyansolar.com and two more among them.

These name servers regularly appear alongside ns12.xincache.com, ns17.xincache.com, ns18.xincache.com and 6 other name servers in NS record sets.

Host names with 8 IP numbers:

ns11.xincache.com resolves to 1.12.0.4, 36.155.149.180, 112.80.181.45 and 5 other IP addresses.

ns19.xincache.com resolves to 1.12.0.4, 36.155.149.180, 112.80.181.45 and 5 other IP addresses.

Host names with 7 IP numbers:

ns20.xincache.com resolves to 1.12.0.1, 36.155.149.176, 112.80.181.111 and 4 other IP addresses.

ns11.xincache.com and ns19.xincache.com are host names that each point to 2402:4e00:1470:2::e IP addresses.

ns11.xincache.com and ns19.xincache.com are host names that each point to 2402:4e00:1730::e IP addresses.

ns11.xincache.com and ns19.xincache.com are host names that each point to 1.12.0.4 IP addresses.

ns11.xincache.com and ns19.xincache.com are host names that each point to 36.155.149.180 IP addresses.

ns11.xincache.com and ns19.xincache.com are host names that each point to 112.80.181.45 IP addresses.

ns11.xincache.com and ns19.xincache.com are host names that each point to 117.89.178.173 IP addresses.

ns11.xincache.com and ns19.xincache.com are host names that each point to 125.94.59.210 IP addresses.

ns11.xincache.com and ns19.xincache.com are host names that each point to 129.211.176.209 IP addresses.

Mail Servers

esttools.com has two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

esttools.com shares the same mail server setup as other domains, including cinql.com, xfjddq.com, berait.com and two others.

esttools.com and other domains — xqu5.com for instance — share at least some mail servers.