`591xue.com`

DNSSEC	⚠️ Not signed
A	43.136.172.106^{🇨🇳 TENCENT-NET-AP43.136.128.0/18}
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}
			PTR	`ip-129-211-176-209.defastlink.net`
NS	`ns15.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}
			PTR	`ip-129-211-176-209.defastlink.net`
NS	`ns16.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}
SOA	`ns11.xincache.com`ns12@xincache.com serial=1773836670

`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=1774624217

Same first word

591xue.com

DNS History

8 records (4 active, 4 former)

●NSns11.xincache.com2026-03-26 → 2026-03-27 · 3 obs

○ 2015-08-08 17:00:54
● 2026-03-26 12:14:16
● 2026-03-27 15:32:18

●NSns15.xincache.com2015-08-08 → 2026-03-27 · 2 obs

● 2015-08-08 17:00:54
● 2026-03-27 15:32:18

●NSns16.xincache.com2015-08-08 → 2026-03-27 · 2 obs

● 2015-08-08 17:00:54
● 2026-03-27 15:32:18

○MXmail.skrimple.com2016-02-23 → 2016-02-23 · 3 obs

● 2016-02-23 21:05:32
○ 2016-05-06 14:09:16
○ 2026-03-27 15:32:18

○A103.47.81.82018-10-01 → 2018-10-01 · 4 obs

○ 2017-02-08 15:32:30
● 2018-10-01 16:37:32
○ 2026-03-26 12:14:16
○ 2026-03-27 15:32:18

○A184.105.178.922016-02-23 → 2016-02-23 · 4 obs

○ 2015-11-24 18:26:34
● 2016-02-23 21:05:32
○ 2016-05-06 14:09:16
○ 2026-03-27 15:32:18

●A43.136.172.1062026-03-26 → 2026-03-27 · 3 obs

○ 2018-10-01 16:37:32
● 2026-03-26 12:14:16
● 2026-03-27 15:32:18

○A58.221.49.1242015-08-08 → 2017-02-08 · 7 obs

● 2015-08-08 17:00:54
● 2015-11-24 18:26:34
○ 2016-02-23 21:05:32
● 2016-05-06 14:09:16
● 2017-02-08 15:32:30
○ 2018-10-01 16:37:32
○ 2026-03-27 15:32:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
591xue.com	ns15.xincache.com, ns16.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ns15.xincache.com, ns16.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 591xue.com (unsigned zone)

⏱️ Timing

Total: 152ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`43.136.172.106`
NS	2	`ns15.xincache.com, ns16.xincache.com`
SOA	1	`ns11.xincache.com ns12.xincache.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns15.xincache.com, ns15.xincache.com, ns15.xincache.com...)

Analysis

IP Addresses

591xue.com maps to IP address 43.136.172.106.

Other host names for instance gwylq.cn and xuelibm.com share IP numbers with 591xue.com.

Name Servers

591xue.com is delegated to name servers ns11.xincache.com, ns15.xincache.com and ns16.xincache.com.

591xue.com at least partially shares name servers with other domains such as wjdt.com, qqnft.com, bjsiasun.com, fenglu-alu.com and canbo.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, ce1.xincache.com and ce2.xincache.com.

Host names with eight IP numbers:

The host names ns11.xincache.com and ns15.xincache.com point 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 ns16.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 ns15.xincache.com.

Host names that point to 2402:4e00:1730::e: ns11.xincache.com and ns15.xincache.com.

Host names that point to 1.12.0.4: ns11.xincache.com and ns15.xincache.com.

Host names that point to 36.155.149.180: ns11.xincache.com and ns15.xincache.com.

Host names that point to 112.80.181.45: ns11.xincache.com and ns15.xincache.com.

Host names that point to 117.89.178.173: ns11.xincache.com and ns15.xincache.com.

Host names that point to 125.94.59.210: ns11.xincache.com and ns15.xincache.com.

Host names that point to 129.211.176.209: ns11.xincache.com and ns15.xincache.com.

591xue.com - robtex.com

591xue.com

com