`cbc-optronics.com`

DNSSEC	⚠️ Not signed
A	211.157.162.158^{🇨🇳 CHINA-1211.157.160.0/19 China Telecom Beijing Co. Ltd.}
NS	`ns13.xincache.com` ⭐
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	2402:4e00:1730::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1700::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
			PTR	`ip-1-12-0-4.defastlink.net`
		A	36.155.149.180^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
			PTR	`ip-36-155-149-180.defastlink.net`
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
			PTR	`ip-112-80-181-45.defastlink.net`
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
			PTR	`ip-117-89-178-173.defastlink.net`
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
			PTR	`ip-125-94-59-210.defastlink.net`
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
			PTR	`ip-129-211-176-209.defastlink.net`
NS	`ns14.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}
			PTR	`ip-1-12-0-1.defastlink.net`
		A	36.155.149.176^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
			PTR	`ip-36-155-149-176.defastlink.net`
		A	112.80.181.111^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
			PTR	`ip-112-80-181-111.defastlink.net`
		A	117.89.178.184^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
			PTR	`ip-117-89-178-184.defastlink.net`
		A	129.211.176.239^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
			PTR	`ip-129-211-176-239.defastlink.net`
		A	163.177.5.23^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
			PTR	`ip-163-177-5-23.defastlink.net`
SOA	`ns13.xincache.com`enterprise1dnsadmin@dnspod.com serial=1586411275

`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=1771291435

Same first word

cbc-optronics.com

DNS History

6 records (3 active, 3 former)

●NSns13.xincache.com2015-08-17 → 2026-03-23 · 2 obs

● 2015-08-17 09:40:46
● 2026-03-23 20:58:00

●NSns14.xincache.com2015-08-17 → 2026-03-23 · 2 obs

● 2015-08-17 09:40:46
● 2026-03-23 20:58:00

○A118.244.201.112015-12-01 → 2016-07-14 · 5 obs

○ 2015-08-17 09:40:46
● 2015-12-01 12:04:30
● 2016-07-14 05:10:16
○ 2017-03-27 18:35:46
○ 2026-03-23 20:58:00

○A118.244.201.302017-03-27 → 2017-03-27 · 4 obs

○ 2016-07-14 05:10:16
● 2017-03-27 18:35:46
○ 2026-02-18 10:59:14
○ 2026-03-23 20:58:00

●A211.157.162.1582026-02-18 → 2026-03-23 · 3 obs

○ 2017-03-27 18:35:46
● 2026-02-18 10:59:14
● 2026-03-23 20:58:00

○A211.157.188.1792015-08-17 → 2015-08-17 · 3 obs

● 2015-08-17 09:40:46
○ 2015-12-01 12:04:30
○ 2026-03-23 20:58:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cbc-optronics.com	ns13.xincache.com, ns14.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ns13.xincache.com, ns14.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cbc-optronics.com (unsigned zone)

⏱️ Timing

Total: 239ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`211.157.162.158`
NS	2	`ns13.xincache.com, ns14.xincache.com`
SOA	1	`ns13.xincache.com enterprise1dnsadmin.dn`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns13.xincache.com, ns13.xincache.com, ns13.xincache.com...)

Analysis

IP Addresses

cbc-optronics.com points to a single IP number: 211.157.162.158.

Other host names like bjtecsun.com and wdxf.com.cn share IP numbers with cbc-optronics.com.

Name Servers

cbc-optronics.com is delegated to two name servers: ns13.xincache.com and ns14.xincache.com.

cbc-optronics.com shares the same name server setup as other domains, for example sunny-china.com, shuzhihang.com, foxense.com, sxvision.com and joyvin.net.

cbc-optronics.com at least partially shares name servers with other domains, for instance huizexc.com, zx999.cn, mvya.cn, lantaioa.com and hengyevalves.com.

These name servers are commonly used with ns11.xincache.com, ns12.xincache.com, ns17.xincache.com and ns18.xincache.com.

Host names with eight IP numbers: ns13.xincache.com points to: 2402:4e00:1470:2::e, 2402:4e00:1730::e, 1.12.0.4, 36.155.149.180, 112.80.181.45, 117.89.178.173, 125.94.59.210 and 129.211.176.209.

Host names with seven IP numbers: ns14.xincache.com points to: 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 112.80.181.111, 117.89.178.184, 129.211.176.239 and 163.177.5.23.

cbc-optronics.com - robtex.com