`blb-cn.com`

DNSSEC	⚠️ Not signed
A	47.93.188.72^{🇨🇳 Alibaba-Cloud47.92.0.0/15 CT BeiJing IDC}
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	`mx1.em.dingtalk.com` ⭐
MX	`mx2.em.dingtalk.com`⁽¹⁰⁾
MX	`mx3.em.dingtalk.com`⁽¹⁵⁾
TXT	`v=spf1 include:spf.em.dingtalk.com -all`
TXT	`MS=ms11645305`
SOA	`ns11.xincache.com`ns12@xincache.com serial=1768207371

`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=1774376642

Same first word

blb-cn.com

DNS History

13 records (7 active, 6 former)

●NSns11.xincache.com2015-11-12 → 2026-03-24 · 7 obs

○ 2015-08-14 23:23:28
● 2015-11-12 12:46:24
● 2016-10-02 23:20:16
○ 2016-11-21 05:24:08
○ 2017-01-12 17:36:08
● 2026-03-23 06:47:38
● 2026-03-24 18:45:58

○NSns12.xincache.com2015-11-12 → 2016-10-02 · 5 obs

○ 2015-08-14 23:23:28
● 2015-11-12 12:46:24
● 2016-10-02 23:20:16
○ 2016-11-21 05:24:08
○ 2026-03-24 18:45:58

○NSns15.xincache.com2015-08-14 → 2016-10-02 · 4 obs

● 2015-08-14 23:23:28
● 2016-10-02 23:20:16
○ 2016-11-21 05:24:08
○ 2026-03-24 18:45:58

○NSns16.xincache.com2015-08-14 → 2016-10-02 · 4 obs

● 2015-08-14 23:23:28
● 2016-10-02 23:20:16
○ 2016-11-21 05:24:08
○ 2026-03-24 18:45:58

●NSns19.xincache.com2016-11-21 → 2026-03-24 · 3 obs

○ 2016-10-02 23:20:16
● 2016-11-21 05:24:08
● 2026-03-24 18:45:58

●NSns20.xincache.com2016-11-21 → 2026-03-24 · 3 obs

○ 2016-10-02 23:20:16
● 2016-11-21 05:24:08
● 2026-03-24 18:45:58

●MXmx1.em.dingtalk.com2026-03-23 → 2026-03-24 · 3 obs

○ 2017-01-12 17:36:08
● 2026-03-23 06:47:38
● 2026-03-24 18:45:58

○MXmx168t.chinaemail.cn2015-08-14 → 2017-01-12 · 4 obs

● 2015-08-14 23:23:28
● 2017-01-12 17:36:08
○ 2026-03-23 06:47:38
○ 2026-03-24 18:45:58

●MXmx2.em.dingtalk.com2026-03-23 → 2026-03-24 · 3 obs

○ 2017-01-12 17:36:08
● 2026-03-23 06:47:38
● 2026-03-24 18:45:58

●MXmx3.em.dingtalk.com2026-03-23 → 2026-03-24 · 3 obs

○ 2017-01-12 17:36:08
● 2026-03-23 06:47:38
● 2026-03-24 18:45:58

○MXmxa168t.chinaemail.cn2015-08-14 → 2017-01-12 · 4 obs

● 2015-08-14 23:23:28
● 2017-01-12 17:36:08
○ 2026-03-23 06:47:38
○ 2026-03-24 18:45:58

○A115.28.78.1352015-08-14 → 2017-01-12 · 4 obs

● 2015-08-14 23:23:28
● 2017-01-12 17:36:08
○ 2026-03-23 06:47:38
○ 2026-03-24 18:45:58

●A47.93.188.722026-03-23 → 2026-03-24 · 3 obs

○ 2017-01-12 17:36:08
● 2026-03-23 06:47:38
● 2026-03-24 18:45:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net...	-
blb-cn.com	ns19.xincache.com, ns20.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for blb-cn.com (unsigned zone)

⏱️ Timing

Total: 201ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`47.93.188.72`
NS	2	`ns19.xincache.com, ns20.xincache.com`
MX	3	`mx1.em.dingtalk.com (pri: 5), mx2.em.dingtalk.com (pri: 10)...`
TXT	2	`v=spf1 include:spf.em.dingtalk.com -all, MS=ms11645305`
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

IP Addresses

blb-cn.com points to a single IP number: 47.93.188.72.

Other host names like jnshukong.com and dalijx.com share IP numbers with blb-cn.com.

Name Servers

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

blb-cn.com at least partially shares name servers with other domains, for instance jnesw.com, sdcfxx.com, gdyaoke.com, sckcjd.com and bekseal.com.

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

blb-cn.com is handled by three mail servers: mx1.em.dingtalk.com, mx2.em.dingtalk.com and mx3.em.dingtalk.com.

blb-cn.com shares mail servers with other domains at least partially, including dgbandicoot.com, gisid.cn, manmanbuy.com, housebell.com and dahengyx.com.

Mail servers are often used together with mxbiz1.qq.com, mxbiz2.qq.com, mxn.mxhichina.com, mxw.mxhichina.com, mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

blb-cn.com - robtex.com

blb-cn.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`blb-cn.com`

`com`