`tech-construction.com`

DNSSEC	⚠️ Not signed
NS	`dns.bizcn.com` ⭐
		A	240c:4082:ffff:ff01:0:d:0:34a^{🇨🇳 Baidu240c:4082::/32}
		A	61.172.183.76^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
		A	61.240.129.114^{🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route)}
NS	`ns7.cnmsn.net`
		A	240c:4082:ffff:ff01:0:d:0:34a^{🇨🇳 Baidu240c:4082::/32}
NS	`ns8.cnmsn.net`
		A	61.172.183.70^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
		A	61.240.129.147^{🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route)}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
SOA	`dns.bizcn.com`abuse@bizcn.com serial=17

`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=1774626027

Same first word

tech-construction.ru

tech-construction.com

DNS History

13 records (5 active, 8 former)

●NSdns.bizcn.com2017-02-11 → 2026-03-27 · 5 obs

○ 2015-06-21 01:44:44
● 2017-02-11 21:23:02
○ 2018-12-28 06:30:06
● 2026-02-26 03:24:22
● 2026-03-27 15:47:18

○NSns1.360anyu.com2018-12-28 → 2018-12-28 · 4 obs

○ 2017-02-11 21:23:02
● 2018-12-28 06:30:06
○ 2026-02-26 03:24:22
○ 2026-03-27 15:47:18

○NSns1.dns.com.cn2015-06-21 → 2017-02-11 · 4 obs

● 2015-06-21 01:44:44
● 2017-02-11 21:23:02
○ 2018-12-28 06:30:06
○ 2026-03-27 15:47:18

○NSns2.360anyu.com2018-12-28 → 2018-12-28 · 4 obs

○ 2017-02-11 21:23:02
● 2018-12-28 06:30:06
○ 2026-02-26 03:24:22
○ 2026-03-27 15:47:18

○NSns2.dns.com.cn2015-06-21 → 2017-02-11 · 4 obs

● 2015-06-21 01:44:44
● 2017-02-11 21:23:02
○ 2018-12-28 06:30:06
○ 2026-03-27 15:47:18

●NSns7.cnmsn.net2026-02-26 → 2026-03-27 · 3 obs

○ 2018-12-28 06:30:06
● 2026-02-26 03:24:22
● 2026-03-27 15:47:18

●NSns8.cnmsn.net2026-02-26 → 2026-03-27 · 3 obs

○ 2018-12-28 06:30:06
● 2026-02-26 03:24:22
● 2026-03-27 15:47:18

○MX50849904.pamx1.hotmail.com2015-06-21 → 2016-07-04 · 4 obs

● 2015-06-21 01:44:44
● 2016-07-04 16:49:46
○ 2017-02-11 21:23:02
○ 2026-03-27 15:47:18

●MXmxbiz1.qq.com2017-02-11 → 2026-03-27 · 3 obs

○ 2016-07-04 16:49:46
● 2017-02-11 21:23:02
● 2026-03-27 15:47:18

●MXmxbiz2.qq.com2017-02-11 → 2026-03-27 · 3 obs

○ 2016-07-04 16:49:46
● 2017-02-11 21:23:02
● 2026-03-27 15:47:18

○A114.80.101.122015-06-21 → 2017-02-11 · 4 obs

● 2015-06-21 01:44:44
● 2017-02-11 21:23:02
○ 2018-12-28 06:30:06
○ 2026-03-27 15:47:18

○A36.27.212.862018-12-28 → 2018-12-28 · 4 obs

○ 2017-02-11 21:23:02
● 2018-12-28 06:30:06
○ 2026-02-26 03:24:22
○ 2026-03-27 15:47:18

○CNAMEqxu2058740312.my3w.com2026-02-26 → 2026-03-27 · 2 obs

○ 2026-02-26 03:24:22
○ 2026-03-27 15:47:18

🔍 DNS Trace

Analysis

Name Servers

tech-construction.com is delegated to three name servers: dns.bizcn.com, ns7.cnmsn.net and ns8.cnmsn.net.

tech-construction.com at least partially shares name servers with other domains, for example hnwxy.com, orchestratedc.com, wxmetro.net, mulianci.com and seko-china.com.

These name servers are often used together with ns1.dns.com.cn, ns2.dns.com.cn, ns5.cnmsn.net, ns6.cnmsn.net, dns.cnmsn.net, ns3.cnmsn.com, ns4.cnmsn.com, ns13.dns.com.cn and ns14.dns.com.cn.

Host names with three IP numbers: dns.bizcn.com points to 240c:4082:ffff:ff01:0:d:0:34a, 61.172.183.76 and 61.240.129.114.

Host names with two IP numbers: ns8.cnmsn.net points to 61.172.183.70 and 61.240.129.147.

Host names with one IP number: ns7.cnmsn.net points to 240c:4082:ffff:ff01:0:d:0:34a.

Host names that point to 240c:4082:ffff:ff01:0:d:0:34a: dns.bizcn.com and ns7.cnmsn.net.

Mail Servers

Two mail servers handle tech-construction.com: mxbiz1.qq.com and mxbiz2.qq.com.

tech-construction.com shares the same mail server setup as other domains, including gfdamper.com, 1000ntl.com, xpie.cn, zhongaotracery.com and zhenshang.com.

tech-construction.com shares at least some mail servers with other domains, for instance mobmanplus.com, qixuny.com and lpinformationdata.com.

tech-construction.com - robtex.com