`bb-pco.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	`ns19.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	`ns20.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}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
SOA	`ns11.xincache.com`ns12@xincache.com serial=1764146136

`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=1776970416

Subdomains

www.bb-pco.com

Same first word

bb-pco.com

Similar names

bpb-co.com

pbb-oc.de

DNS History

12 records (5 active, 7 former)

●NSns11.xincache.com2026-02-22 → 2026-04-23 · 3 obs

○ 2015-08-17 12:15:28
● 2026-02-22 10:17:10
● 2026-04-23 18:58:34

●NSns19.xincache.com2015-08-17 → 2026-04-23 · 2 obs

● 2015-08-17 12:15:28
● 2026-04-23 18:58:34

●NSns20.xincache.com2015-08-17 → 2026-04-23 · 2 obs

● 2015-08-17 12:15:28
● 2026-04-23 18:58:34

○MXhzmx01.mxmail.netease.com2016-09-27 → 2017-01-18 · 5 obs

○ 2016-08-02 06:44:12
● 2016-09-27 10:48:50
● 2017-01-18 19:20:32
○ 2026-02-22 10:17:10
○ 2026-04-23 18:58:34

○MXhzmx02.mxmail.netease.com2016-09-27 → 2017-01-18 · 5 obs

○ 2016-08-02 06:44:12
● 2016-09-27 10:48:50
● 2017-01-18 19:20:32
○ 2026-02-22 10:17:10
○ 2026-04-23 18:58:34

○MXmx69.dns.com.cn2015-10-14 → 2016-08-02 · 5 obs

○ 2015-08-17 12:15:28
● 2015-10-14 17:34:18
● 2016-08-02 06:44:12
○ 2016-09-27 10:48:50
○ 2026-04-23 18:58:34

●MXmxbiz1.qq.com2026-02-22 → 2026-04-23 · 3 obs

○ 2017-01-18 19:20:32
● 2026-02-22 10:17:10
● 2026-04-23 18:58:34

●MXmxbiz2.qq.com2026-02-22 → 2026-04-23 · 3 obs

○ 2017-01-18 19:20:32
● 2026-02-22 10:17:10
● 2026-04-23 18:58:34

○MXmxn.mxhichina.com2015-08-17 → 2015-08-17 · 3 obs

● 2015-08-17 12:15:28
○ 2015-10-14 17:34:18
○ 2026-04-23 18:58:34

○MXmxw.mxhichina.com2015-08-17 → 2015-08-17 · 3 obs

● 2015-08-17 12:15:28
○ 2015-10-14 17:34:18
○ 2026-04-23 18:58:34

○A118.123.119.1212015-08-17 → 2016-09-27 · 4 obs

● 2015-08-17 12:15:28
● 2016-09-27 10:48:50
○ 2016-10-13 04:27:58
○ 2026-04-23 18:58:34

○A125.65.82.2412016-10-13 → 2017-01-18 · 5 obs

○ 2016-09-27 10:48:50
● 2016-10-13 04:27:58
● 2017-01-18 19:20:32
○ 2026-02-22 10:17:10
○ 2026-04-23 18:58:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
bb-pco.com	ns19.xincache.com, ns20.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ns19.xincache.com, ns20.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bb-pco.com (unsigned zone)

⏱️ Timing

Total: 136ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns20.xincache.com, ns19.xincache.com`
MX	2	`mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)`
SOA	1	`ns11.xincache.com ns12.xincache.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns19.xincache.com, ns19.xincache.com, ns19.xincache.com...)

Analysis

Hierarchy

bb-pco.com is the parent of www.bb-pco.com.

Name Servers

bb-pco.com is delegated to three name servers: ns11.xincache.com, ns19.xincache.com and ns20.xincache.com.

bb-pco.com at least partially shares name servers with other domains, for instance syyfms.com, gx966888.com, mei-mes.com, zhongshi-test.com.cn and hbthlj.com.

These name servers are commonly used with the name servers ns12.xincache.com, ns17.xincache.com, ns18.xincache.com, ns13.xincache.com, ns14.xincache.com, ns15.xincache.com, ns16.xincache.com, ce1.xincache.com and ce2.xincache.com.

Eight IP numbers:

ns11.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.

ns19.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.

Seven IP numbers:

ns20.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.

Names pointing to 2402:4e00:1470:2::e: ns11.xincache.com and ns19.xincache.com.

Names pointing to 2402:4e00:1730::e: ns11.xincache.com and ns19.xincache.com.

Names pointing to 1.12.0.4: ns11.xincache.com and ns19.xincache.com.

Names pointing to 36.155.149.180: ns11.xincache.com and ns19.xincache.com.

Names pointing to 112.80.181.45: ns11.xincache.com and ns19.xincache.com.

Names pointing to 117.89.178.173: ns11.xincache.com and ns19.xincache.com.

Names pointing to 125.94.59.210: ns11.xincache.com and ns19.xincache.com.

Names pointing to 129.211.176.209: ns11.xincache.com and ns19.xincache.com.

Mail Servers

bb-pco.com is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

bb-pco.com shares the same mail server setup as other domains, for instance eastforeducation.com, 7popu.com, fengtaida.com, 818.gold and kytools.cn.

bb-pco.com shares some mail servers with other domains, at least partially, for instance tewisdom.com and 2ndsky.org.

bb-pco.com - robtex.com

bb-pco.com

com