`geruibj.com`

DNSSEC	⚠️ Not signed
A	117.50.137.187^{🇨🇳 CHINA169-BJ117.50.128.0/19 China Telecom Beijing Co. Ltd.}
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	`ns17.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	`ns18.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	`mxc.global-mail.cn` ⭐
		A	101.36.121.182^{🇭🇰 UCLOUD-1101.36.121.0/24 UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED FLAT/RM 603 6/F LAWS COMMERCIAL PLAZA 788 CHEUNG SHA WAN ROAD, KL,}
MX	`mxu.global-mail.cn`⁽⁵⁰⁾
		A	117.50.223.79^{🇨🇳 CHINA169-BJ117.50.192.0/19 China Telecom Beijing Co. Ltd.}
TXT	`v=spf1 include:spfv.global-mail.cn -all`
SOA	`ns11.xincache.com`ns12@xincache.com serial=1772302214

`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=1774411172

Same first word

geruibj.com

DNS History

14 records (6 active, 8 former)

●NSns11.xincache.com2026-03-14 → 2026-03-25 · 3 obs

○ 2015-07-13 23:55:30
● 2026-03-14 00:12:54
● 2026-03-25 04:16:06

●NSns17.xincache.com2015-07-13 → 2026-03-25 · 2 obs

● 2015-07-13 23:55:30
● 2026-03-25 04:16:06

●NSns18.xincache.com2015-07-13 → 2026-03-25 · 2 obs

● 2015-07-13 23:55:30
● 2026-03-25 04:16:06

○MXmx-n.global-mail.cn2016-06-24 → 2017-03-30 · 5 obs

○ 2016-02-13 22:20:54
● 2016-06-24 01:27:02
● 2017-03-30 16:57:40
○ 2026-02-24 00:30:22
○ 2026-03-25 04:16:06

○MXmx1-n.global-mail.cn2016-06-24 → 2017-03-30 · 5 obs

○ 2016-02-13 22:20:54
● 2016-06-24 01:27:02
● 2017-03-30 16:57:40
○ 2026-02-24 00:30:22
○ 2026-03-25 04:16:06

○MXmx1.xinnetdns.com2015-07-13 → 2016-02-13 · 4 obs

● 2015-07-13 23:55:30
● 2016-02-13 22:20:54
○ 2016-06-24 01:27:02
○ 2026-03-25 04:16:06

●MXmxc.global-mail.cn2026-03-14 → 2026-03-25 · 3 obs

○ 2026-02-24 00:30:22
● 2026-03-14 00:12:54
● 2026-03-25 04:16:06

○MXmxdns.mailset.cn2015-07-13 → 2016-02-13 · 4 obs

● 2015-07-13 23:55:30
● 2016-02-13 22:20:54
○ 2016-06-24 01:27:02
○ 2026-03-25 04:16:06

○MXmxf.global-mail.cn2026-02-24 → 2026-02-24 · 4 obs

○ 2017-03-30 16:57:40
● 2026-02-24 00:30:22
○ 2026-03-14 00:12:54
○ 2026-03-25 04:16:06

○MXmxf1.global-mail.cn2026-02-24 → 2026-02-24 · 4 obs

○ 2017-03-30 16:57:40
● 2026-02-24 00:30:22
○ 2026-03-14 00:12:54
○ 2026-03-25 04:16:06

●MXmxu.global-mail.cn2026-03-14 → 2026-03-25 · 3 obs

○ 2026-02-24 00:30:22
● 2026-03-14 00:12:54
● 2026-03-25 04:16:06

○A114.113.227.712015-07-13 → 2016-06-24 · 4 obs

● 2015-07-13 23:55:30
● 2016-06-24 01:27:02
○ 2017-03-30 16:57:40
○ 2026-03-25 04:16:06

●A117.50.137.1872026-02-24 → 2026-03-25 · 3 obs

○ 2017-03-30 16:57:40
● 2026-02-24 00:30:22
● 2026-03-25 04:16:06

○A118.123.21.2422017-03-30 → 2017-03-30 · 4 obs

○ 2016-06-24 01:27:02
● 2017-03-30 16:57:40
○ 2026-02-24 00:30:22
○ 2026-03-25 04:16:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
geruibj.com	ns17.xincache.com, ns18.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.1

NS records: ns17.xincache.com, ns18.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for geruibj.com (unsigned zone)

⏱️ Timing

Total: 140ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`117.50.137.187`
NS	2	`ns18.xincache.com, ns17.xincache.com`
MX	2	`mxc.global-mail.cn (pri: 5), mxu.global-mail.cn (pri: 50)`
TXT	1	`v=spf1 include:spfv.global-mail.cn -all`
SOA	1	`ns11.xincache.com ns12.xincache.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns17.xincache.com, ns17.xincache.com, ns17.xincache.com...)

Analysis

IP Addresses

geruibj.com resolves to one IP number: 117.50.137.187.

Name Servers

geruibj.com is delegated to three name servers ns11.xincache.com, ns17.xincache.com and ns18.xincache.com.

geruibj.com at least partially shares name servers with other domains, for instance lxpicture.com, idc008.cn, cvcci.cn, xaidata.cn and sanhwa.com.cn.

Name servers commonly used together include ns12.xincache.com, ns13.xincache.com, ns14.xincache.com, ce1.xincache.com, ce2.xincache.com, ns15.xincache.com, ns16.xincache.com, ns19.xincache.com and ns20.xincache.com.

Host names with eight IP numbers:

The host name 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.

The host name ns17.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:

The host name ns18.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.

Host names that point to 2402:4e00:1470:2::e: ns11.xincache.com and ns17.xincache.com.

Host names that point to 2402:4e00:1730::e: ns11.xincache.com and ns17.xincache.com.

Host names that point to 1.12.0.4: ns11.xincache.com and ns17.xincache.com.

Host names that point to 36.155.149.180: ns11.xincache.com and ns17.xincache.com.

Host names that point to 112.80.181.45: ns11.xincache.com and ns17.xincache.com.

Host names that point to 117.89.178.173: ns11.xincache.com and ns17.xincache.com.

Host names that point to 125.94.59.210: ns11.xincache.com and ns17.xincache.com.

Host names that point to 129.211.176.209: ns11.xincache.com and ns17.xincache.com.

Mail Servers

Two mail servers handle geruibj.com: mxc.global-mail.cn and mxu.global-mail.cn.

geruibj.com shares the same mail server setup as other domains, for instance jantong.com, klonelabasia.com, hzske.com, amfinternational.cn and songsen.com.

geruibj.com shares some mail servers with other domains, at least partially, for instance oqs-ap.com, iu-net.com, hb-optical.com, 52qipin.com and hanover-china.com.

these mail servers are commonly used with the mail servers mx1.global-mail.cn.

Host names with one IP number:

mxc.global-mail.cn points to 101.36.121.182

mxu.global-mail.cn points to 117.50.223.79

geruibj.com - robtex.com

geruibj.com

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