rextech.cn - dns.ninja

`rextech.cn`

	CNAME	`zb-443.alibaba.alibaba-inc.com`
	CNAME	`zb-443.alibaba.alibaba-inc.com.gds.alibabadns.com`
	DNSSEC	⚠️ Not signed
	A	203.119.175.188^{🇨🇳 Alibaba-Cloud203.119.172.0/22 Alibaba (US) Technology Co., Ltd.}

`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=2034984058

Subdomains

www.rextech.cn

Same first word

rextech.de

rextech.se

rextech.ai

rextech.cn

Similar names

chertex.com

thecrex.com

xertech.net

chexter.com

cxthree.com

techrex.com

xertech.org

theercx.com

extrech.ru

chexter.net

DNS History

3 records (3 active, 0 former)

●NSns1.alibabadns.com2026-03-21 → 2026-06-29 · 2 obs

● 2026-03-21 09:06:24
● 2026-06-29 18:33:42

●NSns2.alibabadns.com2026-03-21 → 2026-06-29 · 2 obs

● 2026-03-21 09:06:24
● 2026-06-29 18:33:42

●CNAMEzb-443.alibaba.alibaba-inc.com2026-03-21 → 2026-06-29 · 2 obs

● 2026-03-21 09:06:24
● 2026-06-29 18:33:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	d.dns.cn, a.dns.cn, b.dns.cn, c.dns.cn...	-
rextech.cn	ns1.alibabadns.com, ns2.alibabadns.com	-

✅ Authoritative Response

Server:106.11.41.158

NS records: ns1.alibabadns.com, ns2.alibabadns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rextech.cn (unsigned zone)

⏱️ Timing

Total: 3153ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns2.alibabadns.com, ns1.alibabadns.com`
CNAME	1	`zb-443.alibaba.alibaba-inc.com`
SOA	1	`ns1.alibabadns.com hostmaster.alibabadns`

Analysis

Hierarchy

rextech.cn is the parent zone for www.rextech.cn.

IP Addresses

rextech.cn has exactly one IP address — 203.119.175.188.

Among the host names that share IP numbers with rextech.cn is secgw-shsz.wagbridge.1688.com.gds.alibabadns.com, as one example.