`lingyukeji.com`

DNSSEC	⚠️ Not signed
A	106.75.40.61^{🇨🇳 CHINA169-BJ106.75.32.0/19 China Telecom Beijing Co. Ltd.}
		PTR	`ip-106-75-40-61.defastlink.net`
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	`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}
			PTR	`ip-1-12-0-4.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	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}
			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	`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}
			PTR	`ip-1-12-0-1.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	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}
			PTR	`ip-129-211-176-239.defastlink.net`
		A	220.196.136.35^{🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24}
			PTR	`ip-220-196-136-35.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}
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`ns11.xincache.com`ns12@xincache.com serial=1742899703

`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

DNS History

11 records (6 active, 5 former)

○NSce1.dns.com2018-10-20 → 2018-10-20 · 4 obs

○ 2016-07-14 13:19:02
● 2018-10-20 18:39:40
○ 2026-03-19 06:22:22
○ 2026-03-19 06:22:26

●NSce1.xincache.com2026-03-19 → 2026-03-19 · 3 obs

○ 2018-10-20 18:39:40
● 2026-03-19 06:22:22
● 2026-03-19 06:22:26

○NSce2.dns.com2018-10-20 → 2018-10-20 · 4 obs

○ 2016-07-14 13:19:02
● 2018-10-20 18:39:40
○ 2026-03-19 06:22:22
○ 2026-03-19 06:22:26

●NSce2.xincache.com2026-03-19 → 2026-03-19 · 3 obs

○ 2018-10-20 18:39:40
● 2026-03-19 06:22:22
● 2026-03-19 06:22:26

○NSns1.ce.net.cn2015-08-24 → 2016-07-14 · 4 obs

● 2015-08-24 03:45:10
● 2016-07-14 13:19:02
○ 2018-10-20 18:39:40
○ 2026-03-19 06:22:26

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

○ 2018-10-20 18:39:40
● 2026-03-19 06:22:22
● 2026-03-19 06:22:26

●MXmxbiz1.qq.com2015-08-24 → 2026-03-19 · 2 obs

● 2015-08-24 03:45:10
● 2026-03-19 06:22:26

●MXmxbiz2.qq.com2015-08-24 → 2026-03-19 · 2 obs

● 2015-08-24 03:45:10
● 2026-03-19 06:22:26

○A106.187.51.2022015-08-24 → 2015-08-24 · 3 obs

● 2015-08-24 03:45:10
○ 2015-12-19 22:09:44
○ 2026-03-19 06:22:26

●A106.75.40.612026-03-19 → 2026-03-19 · 3 obs

○ 2018-10-20 18:39:40
● 2026-03-19 06:22:22
● 2026-03-19 06:22:26

○A203.88.170.972015-12-19 → 2018-10-20 · 5 obs

○ 2015-08-24 03:45:10
● 2015-12-19 22:09:44
● 2018-10-20 18:39:40
○ 2026-03-19 06:22:22
○ 2026-03-19 06:22:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
lingyukeji.com	ce1.xincache.com, ce2.xincache.com	9 records

✅ Authoritative Response

Server: 1.12.0.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lingyukeji.com (unsigned zone)

⏱️ Timing

Total: 330ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`106.75.40.61`
NS	2	`ce2.xincache.com, ce1.xincache.com`
MX	2	`mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)`
TXT	1	`v=spf1 include:spf.mail.qq.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

IP Addresses

lingyukeji.com points to IP number 106.75.40.61.

For instance, other host names hnadi.com.cn, ytdfpl.com, chinaxuhua.com, xn--kxwrgoy.net and adea.com.cn share IP numbers with lingyukeji.com.

Name Servers

The delegation for lingyukeji.com is handled by three name servers: ce1.xincache.com, ce2.xincache.com and ns11.xincache.com.

lingyukeji.com shares name servers with other domains at least partially, for example zfibs.com, etimaden.cn, sjzhuaneng.com, vipsinocar.com and jinhuajiaoku.com.cn.

these name servers are commonly used with the name servers ns12.xincache.com, ns19.xincache.com, ns20.xincache.com, ns15.xincache.com, ns16.xincache.com, ns17.xincache.com, ns18.xincache.com, ns13.xincache.com and ns14.xincache.com.

Host name ns11.xincache.com has eight IPs: 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 name ce1.xincache.com has seven IPs: 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 name ce2.xincache.com has six IPs: 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 pointing to 2402:4e00:1470:2::e: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 1.12.0.4: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 112.80.181.45: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 117.89.178.173: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 125.94.59.210: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 129.211.176.209: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 117.135.128.235: ce1.xincache.com and ce2.xincache.com.

Mail Servers

Two mail servers mxbiz1.qq.com and mxbiz2.qq.com handle lingyukeji.com.

lingyukeji.com shares the same mail server setup as other domains, for instance ceepc.com.cn, hznee.com, sideidea.com, szhoris.com and lanyingfund.com.

lingyukeji.com shares mail servers with other domains at least partially; for instance lentor.net, torkmax.com, tkbhome.com, hengruiedu.com and shmen.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.

Hosts pointing to 203.205.232.191: mxbiz1.qq.com and mxbiz2.qq.com.

lingyukeji.com - robtex.com

lingyukeji.com

com

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`lingyukeji.com`

`com`