techderm.com - dns.ninja

`techderm.com`

DNSSEC	⚠️ Not signed
A	18.206.139.134^{🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix}
NS	`dns21.hichina.com` ⭐
		A	2408:4009:501::29^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.100^{🇨🇳 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	139.224.142.110^{🇨🇳 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	`dns22.hichina.com`
		A	2408:4009:501::30^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.98^{🇨🇳 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	139.224.142.108^{🇨🇳 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}
		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	`dns21.hichina.com`hostmaster@hichina.com 2026-05-28 #9

`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=1783225171

Subdomains

www.techderm.com

Same first word

techderm.com

Similar names

dermtech.com

medrecht.com

dermtech.org

DNS History

6 records (5 active, 1 former)

●NSdns21.hichina.com2015-05-05 → 2026-07-05 · 2 obs

● 2015-05-05 02:37:18
● 2026-07-05 04:34:12

●NSdns22.hichina.com2015-05-05 → 2026-07-05 · 2 obs

● 2015-05-05 02:37:18
● 2026-07-05 04:34:12

●MXmxn.mxhichina.com2015-05-05 → 2026-07-05 · 2 obs

● 2015-05-05 02:37:18
● 2026-07-05 04:34:12

●MXmxw.mxhichina.com2015-05-05 → 2026-07-05 · 2 obs

● 2015-05-05 02:37:18
● 2026-07-05 04:34:12

●A18.206.139.1342026-03-06 → 2026-07-05 · 3 obs

○ 2017-05-13 01:15:36
● 2026-03-06 12:07:00
● 2026-07-05 04:34:12

○A54.227.237.1182016-09-12 → 2017-05-13 · 4 obs

● 2016-09-12 05:38:38
● 2017-05-13 01:15:36
○ 2026-03-06 12:07:00
○ 2026-07-05 04:34:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
techderm.com	dns21.hichina.com, dns22.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.38

NS records: dns21.hichina.com, dns22.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for techderm.com (unsigned zone)

⏱️ Timing

Total: 494ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`18.206.139.134`
NS	2	`dns22.hichina.com, dns21.hichina.com`
MX	2	`mxn.mxhichina.com (pri: 5), mxw.mxhichina.com (pri: 10)`
TXT	1	`v=spf1 include:spf.mxhichina.com -all`
SOA	1	`dns21.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns21.hichina.com, dns21.hichina.com, dns21.hichina.com...)

Analysis

Hierarchy

www.techderm.com is delegated beneath techderm.com.

IP Addresses

techderm.com points to a single IP number: 18.206.139.134.

The host names www.techderm.com, godnest.com, ec2-18-206-139-134.compute-1.amazonaws.com and hyawell.com all share IP numbers with techderm.com.

Name Servers

DNS delegation for techderm.com points to two name servers: dns21.hichina.com and dns22.hichina.com.

techderm.com shares its name server setup with other domains, including zhic.com, weishao.com.cn, ddmtg.com and two others.

techderm.com has some name servers in common with other domains such as gccsf.com, i-vce.com and iqpcb.com

These name servers frequently co-occur with the name servers ns1.alidns.com and ns2.alidns.com.

Host names with 9 IP numbers:

dns21.hichina.com has IP addresses 39.96.153.40, 39.96.153.60 and 47.118.199.200, plus 6 other.

dns22.hichina.com has IP addresses 39.96.153.38, 39.96.153.61 and 47.118.199.198, plus 6 other.

Mail Servers

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

techderm.com shares the same mail server setup as other domains, including cli.cc, utrendtech.com, luckydecoration.com and two others.

techderm.com shares mail servers — at least in part — with other domains, including protaidea.com, grandcanal.com.cn, clidar.com and two others.

These mail servers are frequently used alongside the mail servers mxbiz1.qq.com, mxbiz2.qq.com and mx1.qiye.aliyun.com, plus two others.

Host names with two IP numbers:

mxn.mxhichina.com has two IP addresses: 47.246.136.231 and 47.246.137.47.

Host names pointing to a single IP address:

mxw.mxhichina.com directs to 47.246.99.195.