coitech.com - dns.ninja

`coitech.com`

DNSSEC	⚠️ Not signed
A	112.74.167.185^{🇨🇳 Alibaba-Cloud112.74.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns1.hichina.com` ⭐
		A	2408:4009:501::9^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.43^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.63^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.203^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.213^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.43^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.63^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.113^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.123^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns2.hichina.com`
		A	2408:4009:501::10^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.44^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.54^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.204^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.214^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.44^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.54^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.114^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.124^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
MX	`mxn.mxhichina.com` ⭐
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
MX	`mxw.mxhichina.com`⁽¹⁰⁾
		A	47.246.99.195^{🇺🇸 Alibaba-Cloud47.246.96.0/22 Proxy-registered route object}
			PTR	`reachsmartdwell.com`
TXT	`v=spf1 include:spf.mxhichina.com -all`
SOA	`dns1.hichina.com`hostmaster@hichina.com 2026-06-04 #13

`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=1785694842

Same first word

coitech.it

coitech.com

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DNS History

14 records (5 active, 9 former)

●NSdns1.hichina.com2020-01-04 → 2026-08-02 · 3 obs

○ 2016-12-23 19:46:50
● 2020-01-04 06:00:58
● 2026-08-02 18:30:54

●NSdns2.hichina.com2020-01-04 → 2026-08-02 · 3 obs

○ 2016-12-23 19:46:50
● 2020-01-04 06:00:58
● 2026-08-02 18:30:54

○NSns47.domaincontrol.com2015-07-26 → 2015-11-28 · 4 obs

● 2015-07-26 08:32:10
● 2015-11-28 07:23:38
○ 2016-12-23 19:46:50
○ 2026-08-02 18:30:54

○NSns48.domaincontrol.com2015-07-26 → 2015-11-28 · 4 obs

● 2015-07-26 08:32:10
● 2015-11-28 07:23:38
○ 2016-12-23 19:46:50
○ 2026-08-02 18:30:54

○NSvip1.alidns.com2016-12-23 → 2016-12-23 · 4 obs

○ 2015-11-28 07:23:38
● 2016-12-23 19:46:50
○ 2020-01-04 06:00:58
○ 2026-08-02 18:30:54

○NSvip2.alidns.com2016-12-23 → 2016-12-23 · 4 obs

○ 2015-11-28 07:23:38
● 2016-12-23 19:46:50
○ 2020-01-04 06:00:58
○ 2026-08-02 18:30:54

○MXmailstore1.secureserver.net2015-07-26 → 2015-11-28 · 4 obs

● 2015-07-26 08:32:10
● 2015-11-28 07:23:38
○ 2016-12-23 19:46:50
○ 2026-08-02 18:30:54

●MXmxn.mxhichina.com2016-12-23 → 2026-08-02 · 3 obs

○ 2015-11-28 07:23:38
● 2016-12-23 19:46:50
● 2026-08-02 18:30:54

●MXmxw.mxhichina.com2016-12-23 → 2026-08-02 · 3 obs

○ 2015-11-28 07:23:38
● 2016-12-23 19:46:50
● 2026-08-02 18:30:54

○MXsmtp.secureserver.net2015-07-26 → 2015-11-28 · 4 obs

● 2015-07-26 08:32:10
● 2015-11-28 07:23:38
○ 2016-12-23 19:46:50
○ 2026-08-02 18:30:54

●A112.74.167.1852020-01-04 → 2026-08-02 · 3 obs

○ 2016-12-23 19:46:50
● 2020-01-04 06:00:58
● 2026-08-02 18:30:54

○A184.168.221.132015-07-26 → 2015-07-26 · 3 obs

● 2015-07-26 08:32:10
○ 2015-11-28 07:23:38
○ 2026-08-02 18:30:54

○A184.168.221.272015-11-28 → 2015-11-28 · 4 obs

○ 2015-07-26 08:32:10
● 2015-11-28 07:23:38
○ 2016-12-23 19:46:50
○ 2026-08-02 18:30:54

○A45.248.69.842016-12-23 → 2016-12-23 · 4 obs

○ 2015-11-28 07:23:38
● 2016-12-23 19:46:50
○ 2020-01-04 06:00:58
○ 2026-08-02 18:30:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
coitech.com	dns2.hichina.com, dns1.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.44

NS records: dns2.hichina.com, dns1.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coitech.com (unsigned zone)

⏱️ Timing

Total: 546ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`112.74.167.185`
NS	2	`dns2.hichina.com, dns1.hichina.com`
MX	2	`mxw.mxhichina.com (pri: 10), mxn.mxhichina.com (pri: 5)`
TXT	1	`v=spf1 include:spf.mxhichina.com -all`
SOA	1	`dns1.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns2.hichina.com, dns2.hichina.com, dns2.hichina.com...)

Analysis

IP Addresses

coitech.com points to a single IP number: 112.74.167.185.

Name Servers

coitech.com uses two name servers for its delegation: dns1.hichina.com and dns2.hichina.com.

coitech.com shares its name server setup with other domains, including 3dzhanhui.com, cnen.net, ivyfeeder.cn and two others.

Host names with 9 IP numbers:

Hostname dns1.hichina.com directs to 39.96.153.43, 39.96.153.63 and 47.118.199.203 along with 6 other IP addresses.

Hostname dns2.hichina.com directs to 39.96.153.44, 39.96.153.54 and 47.118.199.204 along with 6 other IP addresses.

Mail Servers

coitech.com has two mail servers: mxn.mxhichina.com and mxw.mxhichina.com.

coitech.com shares the same mail server setup as other domains, including chinenvalve.com, 91diaosheng.com, ioflink.com and two others.

coitech.com shares mail servers — at least in part — with other domains, including gzzhixin.com, kcitechnology.com, epmbcc.com and two others.

These mail servers are frequently paired with the mail servers mx1.qiye.aliyun.com, mx2.qiye.aliyun.com, mx3.qiye.aliyun.com and mxus.mxhichina.com.

Host names with two IP numbers:

mxn.mxhichina.com directs traffic to 47.246.136.231 and 47.246.137.47.

Host names pointing to a single IP address:

mxw.mxhichina.com has the IP address 47.246.99.195.