`czwtech.com`

DNSSEC	⚠️ Not signed
NS	`dns23.hichina.com` ⭐
		A	2408:4009:501::31^{🇨🇳 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	`dns24.hichina.com`
		A	2408:4009:501::32^{🇨🇳 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	`v=spf1 include:spf.mxhichina.com -all`
SOA	`dns23.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=1778708741

Subdomains

www.czwtech.com

Same first word

czwtech.com

Similar names

zwctech.com

DNS History

6 records (4 active, 2 former)

●NSdns23.hichina.com2015-06-30 → 2026-05-13 · 2 obs

● 2015-06-30 17:20:52
● 2026-05-13 21:53:20

●NSdns24.hichina.com2015-06-30 → 2026-05-13 · 2 obs

● 2015-06-30 17:20:52
● 2026-05-13 21:53:20

○MXmxbiz1.qq.com2015-06-30 → 2017-01-11 · 4 obs

● 2015-06-30 17:20:52
● 2017-01-11 21:30:00
○ 2026-05-13 14:14:46
○ 2026-05-13 21:53:20

○MXmxbiz2.qq.com2015-06-30 → 2017-01-11 · 4 obs

● 2015-06-30 17:20:52
● 2017-01-11 21:30:00
○ 2026-05-13 14:14:46
○ 2026-05-13 21:53:20

●MXmxn.mxhichina.com2026-05-13 → 2026-05-13 · 3 obs

○ 2017-01-11 21:30:00
● 2026-05-13 14:14:46
● 2026-05-13 21:53:20

●MXmxw.mxhichina.com2026-05-13 → 2026-05-13 · 3 obs

○ 2017-01-11 21:30:00
● 2026-05-13 14:14:46
● 2026-05-13 21:53:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net...	-
czwtech.com	dns23.hichina.com, dns24.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.40

NS records: dns23.hichina.com, dns24.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for czwtech.com (unsigned zone)

⏱️ Timing

Total: 819ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns23.hichina.com, dns24.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	`dns23.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns23.hichina.com, dns23.hichina.com, dns23.hichina.com...)

Analysis

Hierarchy

The parent of www.czwtech.com is czwtech.com.

Name Servers

czwtech.com is delegated to two name servers: dns23.hichina.com and dns24.hichina.com.

czwtech.com uses the same name server setup as other domains, for instance pems.com.cn, wbdao.com, chinakangqiao.com, unitedsoter.com and qishipm.com.

czwtech.com shares name servers with other domains at least partially, for instance xiaou.org, shenghao.online, sidkjq.cn, taojing1111.com and gzlongnengzs.com.

these name servers are commonly used together with expirens3.hichina.com and expirens4.hichina.com.

Host names with nine IP numbers: dns23.hichina.com points to 2408:4009:501::31, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110; dns24.hichina.com points to 2408:4009:501::32, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

Mail Servers

czwtech.com is handled by two mail servers: mxn.mxhichina.com and mxw.mxhichina.com.

czwtech.com shares the same mail server setup as other domains, including sywltech.com, csleds.com, waspeak.com, xuansound.com and dorc.cn.

czwtech.com shares some mail servers with other domains, including gmzx.com, zjzxgf.com, mphotool.com, dayang.biz and wendu.red.

these mail servers are commonly used with mx1.qiye.aliyun.com, mx2.qiye.aliyun.com, mx3.qiye.aliyun.com, mxbiz1.qq.com and mxbiz2.qq.com.

Host names with two IPs:

mxn.mxhichina.com points to: 47.246.136.231 and 47.246.137.47.

Host names with one IP:

mxw.mxhichina.com points to: 47.246.99.195.

czwtech.com - robtex.com

czwtech.com

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