`cascol.com`

DNSSEC	⚠️ Not signed
A	42.240.151.40^{🇨🇳 CHINANET-Guangdong-GuangZhou-IDC42.240.144.0/20 Guangzhou IDC of ChinaUnicom}
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	`ns19.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	`ns20.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	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`ns11.xincache.com`ns12@xincache.com serial=1724220400

`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=1785791742

Same first word

cascol.com

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DNS History

11 records (6 active, 5 former)

●NSns11.xincache.com2026-05-26 → 2026-08-03 · 3 obs

○ 2016-12-25 16:26:32
● 2026-05-26 05:49:10
● 2026-08-03 21:31:56

○NSns13.xincache.com2015-07-19 → 2016-07-02 · 4 obs

● 2015-07-19 03:48:30
● 2016-07-02 07:42:26
○ 2016-12-25 16:26:32
○ 2026-08-03 21:31:56

○NSns14.xincache.com2015-07-19 → 2016-07-02 · 4 obs

● 2015-07-19 03:48:30
● 2016-07-02 07:42:26
○ 2016-12-25 16:26:32
○ 2026-08-03 21:31:56

●NSns19.xincache.com2016-12-25 → 2026-08-03 · 3 obs

○ 2016-07-02 07:42:26
● 2016-12-25 16:26:32
● 2026-08-03 21:31:56

●NSns20.xincache.com2016-12-25 → 2026-08-03 · 3 obs

○ 2016-07-02 07:42:26
● 2016-12-25 16:26:32
● 2026-08-03 21:31:56

○MXcascoldotcom.imwork.net2015-11-26 → 2015-11-26 · 4 obs

○ 2015-07-19 03:48:30
● 2015-11-26 18:15:20
○ 2016-03-03 01:53:50
○ 2026-08-03 21:31:56

○MXm005.shilian.net2015-07-19 → 2015-07-19 · 3 obs

● 2015-07-19 03:48:30
○ 2015-11-26 18:15:20
○ 2026-08-03 21:31:56

●MXmxbiz1.qq.com2016-03-03 → 2026-08-03 · 3 obs

○ 2015-11-26 18:15:20
● 2016-03-03 01:53:50
● 2026-08-03 21:31:56

●MXmxbiz2.qq.com2016-03-03 → 2026-08-03 · 3 obs

○ 2015-11-26 18:15:20
● 2016-03-03 01:53:50
● 2026-08-03 21:31:56

○A222.73.11.1692015-07-19 → 2016-12-25 · 4 obs

● 2015-07-19 03:48:30
● 2016-12-25 16:26:32
○ 2017-01-06 08:05:20
○ 2026-08-03 21:31:56

●A42.240.151.402026-05-26 → 2026-08-03 · 3 obs

○ 2017-01-06 08:05:20
● 2026-05-26 05:49:10
● 2026-08-03 21:31:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net...	-
cascol.com	ns19.xincache.com, ns20.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.1

NS records: ns19.xincache.com, ns20.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cascol.com (unsigned zone)

⏱️ Timing

Total: 250ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`42.240.151.40`
NS	2	`ns20.xincache.com, ns19.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: 12

Out-of-bailiwick: 12 (ns19.xincache.com, ns19.xincache.com, ns19.xincache.com...)

Analysis

IP Addresses

cascol.com directs to one IP number, which is 42.240.151.40.

Other host names share IP numbers with cascol.com; hongshengcolor.com is one such example.

Name Servers

Three name servers are authoritative for cascol.com: ns11.xincache.com, ns19.xincache.com and ns20.xincache.com.

At least some of cascol.com's name servers are shared with other domains, for example zon-yee.com, longyikj.com, hongtuocn.com and two more.

These name servers tend to co-occur with ns12.xincache.com, ns13.xincache.com, ns14.xincache.com and 4 other name servers in the same DNS delegations.

Host names resolving to 8 IP numbers:

ns11.xincache.com carries IP addresses 1.12.0.4, 36.155.149.180 and 112.80.181.45, with 5 other addresses beyond those.

ns19.xincache.com carries IP addresses 1.12.0.4, 36.155.149.180 and 112.80.181.45, with 5 other addresses beyond those.

Host names resolving to 7 IP numbers:

ns20.xincache.com carries IP addresses 1.12.0.1, 36.155.149.176 and 112.80.181.111, with 4 other addresses beyond those.

These two host names — ns11.xincache.com and ns19.xincache.com — each point to 2402:4e00:1470:2::e IP addresses.

These two host names — ns11.xincache.com and ns19.xincache.com — each point to 2402:4e00:1730::e IP addresses.

These two host names — ns11.xincache.com and ns19.xincache.com — each point to 1.12.0.4 IP addresses.

These two host names — ns11.xincache.com and ns19.xincache.com — each point to 36.155.149.180 IP addresses.

These two host names — ns11.xincache.com and ns19.xincache.com — each point to 112.80.181.45 IP addresses.

These two host names — ns11.xincache.com and ns19.xincache.com — each point to 117.89.178.173 IP addresses.

These two host names — ns11.xincache.com and ns19.xincache.com — each point to 125.94.59.210 IP addresses.

These two host names — ns11.xincache.com and ns19.xincache.com — each point to 129.211.176.209 IP addresses.

Mail Servers

The MX records for cascol.com point to two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

cascol.com has the same mail server arrangement as a number of other domains, for example szduotai.net, smspush.cn, whsxdl.com and two more.

cascol.com overlaps on mail servers with certain other domains, riyuexing.org among them.

cascol.com - robtex.com

cascol.com

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