`bjfxtc.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}
			PTR	`ip-1-12-0-4.defastlink.net`
		A	36.155.149.180^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
			PTR	`ip-36-155-149-180.defastlink.net`
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
			PTR	`ip-112-80-181-45.defastlink.net`
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
			PTR	`ip-117-89-178-173.defastlink.net`
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
			PTR	`ip-125-94-59-210.defastlink.net`
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
			PTR	`ip-129-211-176-209.defastlink.net`
NS	`ns12.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}
			PTR	`ip-1-12-0-1.defastlink.net`
		A	36.155.149.176^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
			PTR	`ip-36-155-149-176.defastlink.net`
		A	112.80.181.111^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
			PTR	`ip-112-80-181-111.defastlink.net`
		A	117.89.178.184^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
			PTR	`ip-117-89-178-184.defastlink.net`
		A	129.211.176.239^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
			PTR	`ip-129-211-176-239.defastlink.net`
		A	163.177.5.23^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
			PTR	`ip-163-177-5-23.defastlink.net`
MX	`mxbiz1.qq.com` ⭐
		A	203.205.147.218^{🇭🇰 TENCENT-NET-AP-CN203.205.147.0/24 Proxy-registered route object}
		A	203.205.232.191^{🇭🇰 TENCENT-NET-AP-CN203.205.232.0/23 Proxy-registered route object}
MX	`mxbiz2.qq.com`⁽¹⁰⁾
		A	203.205.232.191^{🇭🇰 TENCENT-NET-AP-CN203.205.232.0/23 Proxy-registered route object}
SOA	`ns11.xincache.com`ns12@xincache.com serial=1745811688

`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=1771291435

Same first word

bjfxtc.com

DNS History

11 records (4 active, 7 former)

○NS(root)2015-07-02 → 2016-04-22 · 4 obs

● 2015-07-02 14:08:16
● 2016-04-22 03:16:02
○ 2017-01-08 00:05:58
○ 2026-03-23 19:04:06

○NSjuming.dnsdun.com2017-01-08 → 2018-06-25 · 5 obs

○ 2016-04-22 03:16:02
● 2017-01-08 00:05:58
● 2018-06-25 15:35:26
○ 2026-02-19 05:57:54
○ 2026-03-23 19:04:06

○NSjuming.dnsdun.net2017-01-08 → 2018-06-25 · 5 obs

○ 2016-04-22 03:16:02
● 2017-01-08 00:05:58
● 2018-06-25 15:35:26
○ 2026-02-19 05:57:54
○ 2026-03-23 19:04:06

●NSns11.xincache.com2026-02-19 → 2026-03-23 · 3 obs

○ 2018-06-25 15:35:26
● 2026-02-19 05:57:54
● 2026-03-23 19:04:06

●NSns12.xincache.com2026-02-19 → 2026-03-23 · 3 obs

○ 2018-06-25 15:35:26
● 2026-02-19 05:57:54
● 2026-03-23 19:04:06

○MXmx72.cn4e.com2015-07-02 → 2016-01-29 · 4 obs

● 2015-07-02 14:08:16
● 2016-01-29 08:47:04
○ 2017-01-08 00:05:58
○ 2026-03-23 19:04:06

●MXmxbiz1.qq.com2026-02-19 → 2026-03-23 · 3 obs

○ 2017-01-08 00:05:58
● 2026-02-19 05:57:54
● 2026-03-23 19:04:06

●MXmxbiz2.qq.com2026-02-19 → 2026-03-23 · 3 obs

○ 2017-01-08 00:05:58
● 2026-02-19 05:57:54
● 2026-03-23 19:04:06

○A218.107.207.1662015-07-02 → 2016-01-29 · 4 obs

● 2015-07-02 14:08:16
● 2016-01-29 08:47:04
○ 2017-01-08 00:05:58
○ 2026-03-23 19:04:06

○A45.34.208.1792017-01-08 → 2017-01-08 · 4 obs

○ 2016-01-29 08:47:04
● 2017-01-08 00:05:58
○ 2018-06-25 15:35:26
○ 2026-03-23 19:04:06

○CNAMEwww.bjfxtc.com2018-06-25 → 2018-06-25 · 3 obs

● 2018-06-25 15:35:26
○ 2026-02-19 05:57:54
○ 2026-03-23 19:04:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
bjfxtc.com	ns11.xincache.com, ns12.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.1

NS records: ns11.xincache.com, ns12.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bjfxtc.com (unsigned zone)

⏱️ Timing

Total: 258ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns11.xincache.com, ns12.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 (ns11.xincache.com, ns11.xincache.com, ns11.xincache.com...)

Analysis

Name Servers

bjfxtc.com's delegation uses two name servers, ns11.xincache.com and ns12.xincache.com.

bjfxtc.com shares the same name server setup as other domains, for example llxfybjy.com, ziyoufeng.com, longfor.net, springshine.cn and compsin.com.

bjfxtc.com at least partially shares name servers with other domains, including well-hydraulic.com, syyssj.com, hnwczx.com, sz-encoder.com and whlcjx.com.

These name servers are typically used together with the name servers ns13.xincache.com, ns14.xincache.com, ns15.xincache.com, ns16.xincache.com, ns19.xincache.com, ns20.xincache.com, ns17.xincache.com, ns18.xincache.com, ce1.xincache.com and ce2.xincache.com.

Eight IP numbers for host names:

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.

Seven IP numbers for host names:

ns12.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.

Mail Servers

bjfxtc.com is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

bjfxtc.com shares its mail server setup with other domains, including wawacm.com, aimolds.com, raysns.com, shaowenhao.com and touchcn.com.

The mail servers for bjfxtc.com are shared with other domains, for instance 05966988.com, gdinsa.org, save315.com, hygxjy.com and seidlsohn.com.

Host names with two IPs:

mxbiz1.qq.com points to 203.205.147.218 and 203.205.232.191.

Host names with one IP:

mxbiz2.qq.com points to 203.205.232.191.

Names pointing to 203.205.232.191:

mxbiz1.qq.com and mxbiz2.qq.com.

bjfxtc.com - robtex.com

bjfxtc.com

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