`xbrother.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	`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	`mail.xbrother.com` ⭐
		A	218.17.71.148^{🇨🇳 CHINANET-BACKBONE218.16.0.0/14 Guangdong Province}
			PTR	`mail.xbrother.com`
TXT	`v=spf1 mx a:mail.xbrother.com a:ssl.xbrother.com a:smtp-relay.hgiga.com ip4:2...`
SOA	`ns11.xincache.com`ns12@xincache.com serial=1774321887

`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

Subdomains

mail.xbrother.com

Same first word

xbrother.com

Similar names

brotherx.com

DNS History

8 records (4 active, 4 former)

●NSns11.xincache.com2015-08-17 → 2026-03-24 · 6 obs

● 2015-08-17 15:10:30
● 2016-03-17 01:23:34
○ 2016-07-12 03:38:38
○ 2016-12-27 22:07:18
● 2026-03-18 07:37:12
● 2026-03-24 18:53:28

○NSns12.xincache.com2015-08-17 → 2016-03-17 · 4 obs

● 2015-08-17 15:10:30
● 2016-03-17 01:23:34
○ 2016-07-12 03:38:38
○ 2026-03-24 18:53:28

●NSns17.xincache.com2016-07-12 → 2026-03-24 · 3 obs

○ 2016-03-17 01:23:34
● 2016-07-12 03:38:38
● 2026-03-24 18:53:28

●NSns18.xincache.com2016-07-12 → 2026-03-24 · 3 obs

○ 2016-03-17 01:23:34
● 2016-07-12 03:38:38
● 2026-03-24 18:53:28

○MX210.75.6.422015-12-08 → 2016-07-12 · 5 obs

○ 2015-08-17 15:10:30
● 2015-12-08 18:10:00
● 2016-07-12 03:38:38
○ 2016-12-27 22:07:18
○ 2026-03-24 18:53:28

○MX210.75.6.422015-08-17 → 2015-08-17 · 3 obs

● 2015-08-17 15:10:30
○ 2015-12-08 18:10:00
○ 2026-03-24 18:53:28

○MX218.17.71.1482016-12-27 → 2016-12-27 · 4 obs

○ 2016-07-12 03:38:38
● 2016-12-27 22:07:18
○ 2026-03-18 07:37:12
○ 2026-03-24 18:53:28

●MXmail.xbrother.com2026-03-18 → 2026-03-24 · 3 obs

○ 2016-12-27 22:07:18
● 2026-03-18 07:37:12
● 2026-03-24 18:53:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
xbrother.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 xbrother.com (unsigned zone)

⏱️ Timing

Total: 176ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns18.xincache.com, ns17.xincache.com`
MX	1	`mail.xbrother.com (pri: 13)`
TXT	1	`v=spf1 mx a:mail.xbrother.com a:ssl.xbro`
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

Hierarchy

The parent of mail.xbrother.com is xbrother.com.

Name Servers

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

xbrother.com at least partially shares name servers with other domains, for example sipacc.cn, hylen.cn, efds.com.cn, mobsou.com and xadingen.com.