`xd-nb.com`

DNSSEC	⚠️ Not signed
NS	`ns11.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}
		A	36.155.149.180^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		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	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	`ns15.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}
		A	36.155.149.180^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		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	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	`ns16.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	36.155.149.176^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	112.80.181.111^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.184^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	129.211.176.239^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
		A	163.177.5.23^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
SOA	`ns11.xincache.com`ns12@xincache.com serial=1749459654

`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=1774449457

Same first word

xd-nb.com

Similar names

nb-dx.com

nb-dx.net

n-dxb.com

DNS History

6 records (3 active, 3 former)

●NSns11.xincache.com2016-05-24 → 2026-03-25 · 6 obs

● 2016-05-24 18:43:46
● 2016-09-05 17:49:54
○ 2016-12-26 01:46:30
○ 2017-11-29 08:42:44
● 2026-02-26 11:41:38
● 2026-03-25 14:56:32

○NSns12.xincache.com2016-05-24 → 2016-09-05 · 4 obs

● 2016-05-24 18:43:46
● 2016-09-05 17:49:54
○ 2016-12-26 01:46:30
○ 2026-03-25 14:56:32

●NSns15.xincache.com2016-12-26 → 2026-03-25 · 3 obs

○ 2016-09-05 17:49:54
● 2016-12-26 01:46:30
● 2026-03-25 14:56:32

●NSns16.xincache.com2016-12-26 → 2026-03-25 · 3 obs

○ 2016-09-05 17:49:54
● 2016-12-26 01:46:30
● 2026-03-25 14:56:32

○MXmail.xd-nb.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 02:14:48
○ 2015-11-02 13:12:54
○ 2026-03-25 14:56:32

○A211.155.24.42008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 02:14:48
○ 2015-11-02 13:12:54
○ 2026-03-25 14:56:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
xd-nb.com	ns15.xincache.com, ns16.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ns15.xincache.com, ns16.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for xd-nb.com (unsigned zone)

⏱️ Timing

Total: 123ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns16.xincache.com, ns15.xincache.com`
SOA	1	`ns11.xincache.com ns12.xincache.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns15.xincache.com, ns15.xincache.com, ns15.xincache.com...)

Analysis

Name Servers

xd-nb.com is delegated to three name servers: ns11.xincache.com, ns15.xincache.com and ns16.xincache.com.

xd-nb.com at least partially shares name servers with other domains, for example szokco.com, nbdeheng.com, binteli.net, cn-vista.com and 5918998.com.