`fjkaibang.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	`ce1.xincache.com`
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		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	117.135.128.235^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
			PTR	`(root)`
		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	`ce2.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	117.89.178.184^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	117.135.128.235^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
			PTR	`(root)`
		A	129.211.176.239^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
		A	220.196.136.35^{🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24}
MX	`mx1.qiye.aliyun.com` ⭐
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
MX	`mx2.qiye.aliyun.com`⁽¹⁰⁾
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
MX	`mx3.qiye.aliyun.com`⁽¹⁵⁾
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
TXT	`v=spf1 include:spf.qiye.aliyun.com -all`
TXT	`_dnsauth.zb=202510160000002d39rgpk0xrggj87w89e8gojn22cn4yuqkgnr97x4ep699ysrt`
SOA	`ns11.xincache.com`ns12@xincache.com serial=1768442457

`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=1778583156

Subdomains

imap.fjkaibang.com

Same first word

fjkaibang.com

DNS History

13 records (6 active, 7 former)

●NSce1.xincache.com2026-03-29 → 2026-05-12 · 3 obs

○ 2017-08-09 05:13:30
● 2026-03-29 15:46:28
● 2026-05-12 10:53:34

●NSce2.xincache.com2026-03-29 → 2026-05-12 · 3 obs

○ 2017-08-09 05:13:30
● 2026-03-29 15:46:28
● 2026-05-12 10:53:34

○NSns1.ce.net.cn2015-08-05 → 2017-08-09 · 4 obs

● 2015-08-05 15:55:26
● 2017-08-09 05:13:30
○ 2026-03-29 15:46:28
○ 2026-05-12 10:53:34

●NSns11.xincache.com2026-03-29 → 2026-05-12 · 3 obs

○ 2017-08-09 05:13:30
● 2026-03-29 15:46:28
● 2026-05-12 10:53:34

●MXmx1.qiye.aliyun.com2026-03-29 → 2026-05-12 · 3 obs

○ 2017-08-09 05:13:30
● 2026-03-29 15:46:28
● 2026-05-12 10:53:34

●MXmx2.qiye.aliyun.com2026-03-29 → 2026-05-12 · 3 obs

○ 2017-08-09 05:13:30
● 2026-03-29 15:46:28
● 2026-05-12 10:53:34

●MXmx3.qiye.aliyun.com2026-03-29 → 2026-05-12 · 3 obs

○ 2017-08-09 05:13:30
● 2026-03-29 15:46:28
● 2026-05-12 10:53:34

○MXmxbiz1.qq.com2017-08-09 → 2017-08-09 · 4 obs

○ 2017-04-20 20:50:58
● 2017-08-09 05:13:30
○ 2026-03-29 15:46:28
○ 2026-05-12 10:53:34

○MXmxbiz2.qq.com2017-08-09 → 2017-08-09 · 4 obs

○ 2017-04-20 20:50:58
● 2017-08-09 05:13:30
○ 2026-03-29 15:46:28
○ 2026-05-12 10:53:34

○MXqiye163mx01.mxmail.netease.com2015-08-05 → 2017-04-20 · 4 obs

● 2015-08-05 15:55:26
● 2017-04-20 20:50:58
○ 2017-08-09 05:13:30
○ 2026-05-12 10:53:34

○MXqiye163mx02.mxmail.netease.com2015-08-05 → 2017-04-20 · 4 obs

● 2015-08-05 15:55:26
● 2017-04-20 20:50:58
○ 2017-08-09 05:13:30
○ 2026-05-12 10:53:34

○A121.14.65.2132015-08-05 → 2016-07-10 · 4 obs

● 2015-08-05 15:55:26
● 2016-07-10 12:39:54
○ 2017-04-20 20:50:58
○ 2026-05-12 10:53:34

○A121.14.65.2162017-04-20 → 2017-08-09 · 5 obs

○ 2016-07-10 12:39:54
● 2017-04-20 20:50:58
● 2017-08-09 05:13:30
○ 2026-03-29 15:46:28
○ 2026-05-12 10:53:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net...	-
fjkaibang.com	ce1.xincache.com, ce2.xincache.com	9 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ce1.xincache.com, ce2.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fjkaibang.com (unsigned zone)

⏱️ Timing

Total: 214ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ce1.xincache.com, ce2.xincache.com`
MX	3	`mx1.qiye.aliyun.com (pri: 5), mx2.qiye.aliyun.com (pri: 10)...`
TXT	2	`_dnsauth.zb=202510160000002d39rgpk0xrggj, v=spf1 include:spf.qiye.aliyun.com -all`
SOA	1	`ns11.xincache.com ns12.xincache.com`

📌 Glue Records Collected

Total: 9

Out-of-bailiwick: 9 (ce1.xincache.com, ce1.xincache.com, ce1.xincache.com...)

Analysis

Hierarchy

fjkaibang.com is the parent of imap.fjkaibang.com.

Name Servers

fjkaibang.com is delegated to three name servers: ce1.xincache.com, ce2.xincache.com and ns11.xincache.com.

fjkaibang.com at least partially shares name servers with other domains, including gxztzc.com, zshezhong.com, xn--qivx93g.cn, txjmmq.com and nsy.gov.cn.

These name servers are often used together with ns12.xincache.com, ns19.xincache.com, ns20.xincache.com, ns13.xincache.com, ns14.xincache.com, ns17.xincache.com, ns18.xincache.com, ns15.xincache.com and ns16.xincache.com.

Host names with eight IP numbers: The host 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.

Host names with seven IP numbers: The host ce1.xincache.com points to 2402:4e00:1470:2::e, 1.12.0.4, 112.80.181.45, 117.89.178.173, 117.135.128.235, 125.94.59.210 and 129.211.176.209.

Host names with six IP numbers: The host ce2.xincache.com points to 2402:4e00:111:fff::c, 1.12.0.1, 117.89.178.184, 117.135.128.235, 129.211.176.239 and 220.196.136.35.

Host names that point to 2402:4e00:1470:2::e: ns11.xincache.com and ce1.xincache.com.

Host names that point to 1.12.0.4: ns11.xincache.com and ce1.xincache.com.

Host names that point to 112.80.181.45: ns11.xincache.com and ce1.xincache.com.

Host names that point to 117.89.178.173: ns11.xincache.com and ce1.xincache.com.

Host names that point to 125.94.59.210: ns11.xincache.com and ce1.xincache.com.

Host names that point to 129.211.176.209: ns11.xincache.com and ce1.xincache.com.

Host names that point to 117.135.128.235: ce1.xincache.com and ce2.xincache.com.

Mail Servers

fjkaibang.com is handled by three mail servers: mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

The mail servers for fjkaibang.com are shared with other domains, for instance ef360.com, novetpet.com, pintrol.com, ztc-tech.com and aghacn.com.

These mail servers are commonly used alongside mxn.mxhichina.com and mxw.mxhichina.com.

Host names with two IP numbers: mx3.qiye.aliyun.com points to 47.246.136.231 and 47.246.137.47.

Host names with one IP number:

mx1.qiye.aliyun.com points to 47.246.137.47.

mx2.qiye.aliyun.com points to 47.246.136.231.

Host names that point to 47.246.136.231: mx3.qiye.aliyun.com and mx2.qiye.aliyun.com.

Host names that point to 47.246.137.47: mx3.qiye.aliyun.com and mx1.qiye.aliyun.com.

fjkaibang.com - robtex.com

fjkaibang.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

Name Servers

Mail Servers

`fjkaibang.com`

`com`