`qualsky.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	`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}
		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	`mxa166g.chinaemail.cn` ⭐
		A	43.128.31.66^{🇭🇰 TENCENT-NET-AP-CN43.128.0.0/18 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	43.129.30.92^{🇭🇰 TENCENT-NET-AP-CN43.129.24.0/21}
		A	43.135.96.239^{🇭🇰 TENCENT-NET-AP-CN43.135.64.0/18 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	159.138.140.216^{🇭🇰 HWCSNET159.138.128.0/20 HUAWEI INTERNATIONAL PTE. LTD. 15A Changi Business Park Central 1 Eightrium 03-03/04}
			PTR	`brhk04.chinaemail.cn`
MX	`mx166g.chinaemail.cn`⁽¹⁰⁾
		A	43.128.31.66^{🇭🇰 TENCENT-NET-AP-CN43.128.0.0/18 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	43.129.30.92^{🇭🇰 TENCENT-NET-AP-CN43.129.24.0/21}
		A	43.135.96.239^{🇭🇰 TENCENT-NET-AP-CN43.135.64.0/18 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	159.138.140.216^{🇭🇰 HWCSNET159.138.128.0/20 HUAWEI INTERNATIONAL PTE. LTD. 15A Changi Business Park Central 1 Eightrium 03-03/04}
			PTR	`brhk04.chinaemail.cn`
TXT	`v=spf1 include:spf.chinaemail.cn -all`
SOA	`ns11.xincache.com`ns12@xincache.com serial=1755672372

`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=1778671866

Same first word

qualsky.com

Similar names

quaklsy.com

skyqual.com

DNS History

8 records (4 active, 4 former)

○NS(root)2015-08-16 → 2017-06-13 · 4 obs

● 2015-08-16 18:04:06
● 2017-06-13 13:32:04
○ 2026-03-25 05:19:00
○ 2026-05-13 11:33:52

●NSns11.xincache.com2026-03-25 → 2026-05-13 · 3 obs

○ 2017-06-13 13:32:04
● 2026-03-25 05:19:00
● 2026-05-13 11:33:52

●NSns12.xincache.com2026-03-25 → 2026-05-13 · 3 obs

○ 2017-06-13 13:32:04
● 2026-03-25 05:19:00
● 2026-05-13 11:33:52

○MXmx.mail.ym.163.com2015-08-16 → 2016-04-08 · 4 obs

● 2015-08-16 18:04:06
● 2016-04-08 07:37:46
○ 2016-12-03 15:34:56
○ 2026-05-13 11:33:52

●MXmx166g.chinaemail.cn2016-12-03 → 2026-05-13 · 3 obs

○ 2016-04-08 07:37:46
● 2016-12-03 15:34:56
● 2026-05-13 11:33:52

●MXmxa166g.chinaemail.cn2016-12-03 → 2026-05-13 · 3 obs

○ 2016-04-08 07:37:46
● 2016-12-03 15:34:56
● 2026-05-13 11:33:52

○A210.209.75.1852015-08-16 → 2015-12-17 · 4 obs

● 2015-08-16 18:04:06
● 2015-12-17 20:31:46
○ 2016-04-08 07:37:46
○ 2026-05-13 11:33:52

○A42.200.43.1852016-04-08 → 2016-04-08 · 4 obs

○ 2015-12-17 20:31:46
● 2016-04-08 07:37:46
○ 2016-12-03 15:34:56
○ 2026-05-13 11:33:52

🔍 DNS Trace

📋 Delegation Chain

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

⏱️ Timing

Total: 680ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns12.xincache.com, ns11.xincache.com`
MX	2	`mxa166g.chinaemail.cn (pri: 5), mx166g.chinaemail.cn (pri: 10)`
TXT	1	`v=spf1 include:spf.chinaemail.cn -all`
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

qualsky.com is delegated to two name servers: ns11.xincache.com and ns12.xincache.com.

qualsky.com uses the same name server setup as other domains, for instance bjbroad.net, rzlite.com, srl-tech.com, shoujifukuan.com and abrs.gov.cn.

qualsky.com shares name servers with other domains at least partially, for instance xjqh.gov.cn, xjzyy.cn, zgyythy.com, hooshall.com and aictol.com.

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

Host names with eight IP numbers:

The host name 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 name 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

qualsky.com is handled by two mail servers: mx166g.chinaemail.cn and mxa166g.chinaemail.cn.

qualsky.com shares the same mail server setup as other domains, including kingbrightco.com, kiss-jia.com, cartoongifts.com.cn, dg-pzh.com and sanxingchina.com.

qualsky.com shares some mail servers with other domains, including cocogd.com, welld.net and nhyh.com.

Host names with four IP numbers:

mx166g.chinaemail.cn points to: 43.128.31.66, 43.129.30.92, 43.135.96.239 and 159.138.140.216.

mxa166g.chinaemail.cn points to: 43.128.31.66, 43.129.30.92, 43.135.96.239 and 159.138.140.216.

Host names that point to 43.128.31.66: mx166g.chinaemail.cn and mxa166g.chinaemail.cn.

Host names that point to 43.129.30.92: mx166g.chinaemail.cn and mxa166g.chinaemail.cn.

Host names that point to 43.135.96.239: mx166g.chinaemail.cn and mxa166g.chinaemail.cn.

Host names that point to 159.138.140.216: mx166g.chinaemail.cn and mxa166g.chinaemail.cn.

qualsky.com - robtex.com

qualsky.com

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