postsz.cn - dns.ninja

`postsz.cn`

DNSSEC	⚠️ Not signed
NS	`dns13.hichina.com` ⭐
		A	2408:4009:501::21^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.42^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.112^{🇨🇳 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	139.224.142.122^{🇨🇳 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	`dns14.hichina.com`
		A	2408:4009:501::22^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.41^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.111^{🇨🇳 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	139.224.142.121^{🇨🇳 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	`dns13.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2034984820

Same first word

postsz.cn

Similar names

szpost.com

sztops.cn

topszs.net

spotzs.com

zposts.com

postzs.qpon

zspost.com

DNS History

4 records (4 active, 0 former)

●NSdns13.hichina.com2026-03-09 → 2026-06-30 · 2 obs

● 2026-03-09 04:00:12
● 2026-06-30 01:51:44

●NSdns14.hichina.com2026-03-09 → 2026-06-30 · 2 obs

● 2026-03-09 04:00:12
● 2026-06-30 01:51:44

●MXmxn.mxhichina.com2026-03-09 → 2026-06-30 · 2 obs

● 2026-03-09 04:00:12
● 2026-06-30 01:51:44

●MXmxw.mxhichina.com2026-03-09 → 2026-06-30 · 2 obs

● 2026-03-09 04:00:12
● 2026-06-30 01:51:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
postsz.cn	dns13.hichina.com, dns14.hichina.com	-

✅ Authoritative Response

Server:39.96.153.41

NS records: dns13.hichina.com, dns14.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postsz.cn (unsigned zone)

⏱️ Timing

Total: 1840ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns13.hichina.com, dns14.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	`dns13.hichina.com hostmaster.hichina.com`

Analysis

Name Servers

Two name servers handle the delegation for postsz.cn: dns13.hichina.com and dns14.hichina.com.

The name server configuration of postsz.cn is shared with other domains, for instance iwanbuluo.com, songcy.net, dtxn.cn and two others.

There is at least partial name server overlap between postsz.cn and other domains — srsf.cn, adycdn.com, losangeles2028.com and two more among them.

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

Hosts with 9 IP addresses each:

dns13.hichina.com resolves to 39.96.153.42, 39.96.153.52 and 47.118.199.202 among others, with 6 other IP addresses in total.

dns14.hichina.com resolves to 39.96.153.41, 39.96.153.51 and 47.118.199.201 among others, with 6 other IP addresses in total.

Mail Servers

postsz.cn uses two mail servers, mxn.mxhichina.com and mxw.mxhichina.com.

The mail server setup of postsz.cn matches that of other domains such as mxeyes.com, pengwf.com, xjyun.com and two others.

At least some of the mail servers used by postsz.cn are shared with other domains: unirich-mesh.com, shaofuzi.com, wagongroups.com and two others among them.

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

Host names pointing to two IP addresses:

mxn.mxhichina.com resolves to two addresses: 47.246.136.231 and 47.246.137.47.

Host names resolving to a single IP address:

The hostname mxw.mxhichina.com resolves to 47.246.99.195.