thinkingcn.com - dns.ninja

`thinkingcn.com`

DNSSEC	⚠️ Not signed
A	121.43.198.141^{🇨🇳 Alibaba-Cloud121.42.0.0/15}
NS	`dns19.hichina.com` ⭐
		A	2408:4009:501::27^{🇨🇳 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	`dns20.hichina.com`
		A	2408:4009:501::28^{🇨🇳 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}
			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	`MS=34541646999840B4C1BB478F6B4169FDA60F1C5A`
TXT	`v=spf1 include:spf.qiye.aliyun.com -all`
SOA	`dns19.hichina.com`hostmaster@hichina.com 2026-01-12 #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=1785295252

Same first word

thinkingcn.com

DNS History

5 records (5 active, 0 former)

●NSdns19.hichina.com2015-08-05 → 2026-07-29 · 2 obs

● 2015-08-05 20:16:20
● 2026-07-29 03:37:24

●NSdns20.hichina.com2015-08-05 → 2026-07-29 · 2 obs

● 2015-08-05 20:16:20
● 2026-07-29 03:37:24

●MXmxn.mxhichina.com2015-08-05 → 2026-07-29 · 2 obs

● 2015-08-05 20:16:20
● 2026-07-29 03:37:24

●MXmxw.mxhichina.com2015-08-05 → 2026-07-29 · 2 obs

● 2015-08-05 20:16:20
● 2026-07-29 03:37:24

●A121.43.198.1412017-02-16 → 2026-07-29 · 2 obs

● 2017-02-16 07:07:36
● 2026-07-29 03:37:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net...	-
thinkingcn.com	dns19.hichina.com, dns20.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.40

NS records: dns19.hichina.com, dns20.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thinkingcn.com (unsigned zone)

⏱️ Timing

Total: 3602ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.43.198.141`
NS	2	`dns19.hichina.com, dns20.hichina.com`
MX	2	`mxw.mxhichina.com (pri: 10), mxn.mxhichina.com (pri: 5)`
TXT	2	`v=spf1 include:spf.qiye.aliyun.com -all, MS=34541646999840B4C1BB478F6B4169FDA60F1`
SOA	1	`dns19.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns19.hichina.com, dns19.hichina.com, dns19.hichina.com...)

Analysis

IP Addresses

thinkingcn.com resolves to just one IP address, 121.43.198.141.

lrl-service.com is an example of another host name that shares IP numbers with thinkingcn.com.

Name Servers

thinkingcn.com has two authoritative name servers — dns19.hichina.com and dns20.hichina.com.

thinkingcn.com shares its NS records with other domains, for example yiangroup.com, nuo1.com, icbc-axa-life.com.cn and two others.

There is at least partial name server overlap between thinkingcn.com and other domains — medisys.cn, zdnq.com, shushifu.com and two more among them.

These name servers frequently co-occur with the name servers expirens3.hichina.com and expirens4.hichina.com.

DNS names with 9 IP addresses:

dns19.hichina.com points to 39.96.153.40, 39.96.153.60, 47.118.199.200 and 6 other IP addresses.

dns20.hichina.com points to 39.96.153.38, 39.96.153.61, 47.118.199.198 and 6 other IP addresses.

Mail Servers

thinkingcn.com is served by two mail servers, mxn.mxhichina.com and mxw.mxhichina.com.

Among the domains sharing a mail server setup with thinkingcn.com are styuan.com, izqutfm.cn, huafengyy.com and two others.

There is at least a partial MX overlap between thinkingcn.com and other domains, including runzeping.com, baisson.com, hcs55.com and two others.

These mail servers are routinely found in combination with the mail servers mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

Host names that have two IP addresses:

mxn.mxhichina.com resolves to 47.246.136.231 and 47.246.137.47.

Host names that point to one IP address:

mxw.mxhichina.com resolves to 47.246.99.195.