`sz-cplus.com`

DNSSEC	⚠️ Not signed
NS	`ce1.xincache.com` ⭐
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	117.135.128.235^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
			PTR	`(root)`
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
NS	`ce2.xincache.com`
		A	2402:4e00:111:fff::c^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	1.12.0.1^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	117.89.178.184^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	117.135.128.235^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
			PTR	`(root)`
		A	129.211.176.239^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
		A	220.196.136.35^{🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
SOA	`ce1.xincache.com`enterprise1dnsadmin@dnspod.com serial=1693989323

`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=1778627796

Subdomains

www.sz-cplus.com

Same first word

sz-cplus.com

DNS History

8 records (4 active, 4 former)

●NSce1.xincache.com2026-03-27 → 2026-05-12 · 3 obs

○ 2017-12-17 14:11:00
● 2026-03-27 12:39:46
● 2026-05-12 23:23:06

●NSce2.xincache.com2026-03-27 → 2026-05-12 · 3 obs

○ 2017-12-17 14:11:00
● 2026-03-27 12:39:46
● 2026-05-12 23:23:06

○NSns1.ce.net.cn2017-12-17 → 2017-12-17 · 4 obs

○ 2016-12-17 13:52:18
● 2017-12-17 14:11:00
○ 2026-03-27 12:39:46
○ 2026-05-12 23:23:06

○NSns2.dns.com.cn2016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 13:52:18
○ 2017-12-17 14:11:00
○ 2026-05-12 23:23:06

○NSns3.ce.net.cn2017-12-17 → 2017-12-17 · 4 obs

○ 2016-12-17 13:52:18
● 2017-12-17 14:11:00
○ 2026-03-27 12:39:46
○ 2026-05-12 23:23:06

●MXmxbiz1.qq.com2016-12-17 → 2026-05-12 · 2 obs

● 2016-12-17 13:52:18
● 2026-05-12 23:23:06

●MXmxbiz2.qq.com2016-12-17 → 2026-05-12 · 2 obs

● 2016-12-17 13:52:18
● 2026-05-12 23:23:06

○A182.61.97.802016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 13:52:18
○ 2017-12-17 14:11:00
○ 2026-05-12 23:23:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, e.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...	-
sz-cplus.com	ce1.xincache.com, ce2.xincache.com	9 records

✅ Authoritative Response

Server:1.12.0.1

NS records: ce1.xincache.com, ce2.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sz-cplus.com (unsigned zone)

⏱️ Timing

Total: 554ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ce1.xincache.com, ce2.xincache.com`
MX	2	`mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)`
SOA	1	`ce1.xincache.com enterprise1dnsadmin.dns`

📌 Glue Records Collected

Total: 9

Out-of-bailiwick: 9 (ce1.xincache.com, ce1.xincache.com, ce1.xincache.com...)

Analysis

Hierarchy

The parent of www.sz-cplus.com is sz-cplus.com.

Name Servers

sz-cplus.com is delegated to two name servers: ce1.xincache.com and ce2.xincache.com.

sz-cplus.com uses the same name server setup as other domains, for instance cntopcooker.com, cofcoflour.com, ntjsjx.com, whgjdjd.com and wfgsxy.com.

sz-cplus.com shares name servers with other domains at least partially, for instance weipu.cn, cndpack.cn, xieguoguang.com, ysx-tech.com and kawada.com.cn.

these name servers are often used together with the name servers ns11.xincache.com.

Host names with seven IP numbers: ce1.xincache.com points to 2402:4e00:1470:2::e, 1.12.0.4, 112.80.181.45, 117.89.178.173, 117.135.128.235, 125.94.59.210 and 129.211.176.209. Host names with six IP numbers: ce2.xincache.com points to 2402:4e00:111:fff::c, 1.12.0.1, 117.89.178.184, 117.135.128.235, 129.211.176.239 and 220.196.136.35. Host names that point to 117.135.128.235: ce1.xincache.com and ce2.xincache.com.

Mail Servers

sz-cplus.com is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

sz-cplus.com shares the same mail server setup as other domains, including gfdsa.net, szac.net, hbdlhz.com, douya2.com and 32m.cn.

sz-cplus.com shares some mail servers with other domains, including bankruptcyontario.info, xboxstore.top, mywonderstyle.com, firebbs.cn and bonnycan.com.

sz-cplus.com - robtex.com

sz-cplus.com

com