`cool-srv.com`

CNAME	`mail.qq.com`
DNSSEC	⚠️ Not signed
NS	`ns-cmn1.qq.com` ⚠️ Not in parent delegation
		A	2402:4e00:111:ff4::3^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	42.187.235.2^{🇨🇳 TENCENT-NET-AP42.187.192.0/18 chinanet/CN2 TianJin province network}
		A	43.140.54.204^{🇨🇳 TENCENT-NET-AP43.140.0.0/18 Tencent Cloud Computing (Beijing) Co., Ltd 309 West Zone, 3F. 49 Zhichun Road. Haidian District.}
		A	43.142.212.27^{🇨🇳 TENCENT-NET-AP43.142.192.0/18}
NS	`ns-cnc1.qq.com` ⚠️ Not in parent delegation
		A	240e:e1:aa00:2002::3^{🇨🇳 SHANGHAITELECOM240e:e1:a000::/36 SHIDC}
		A	125.39.202.12^{🇨🇳 CHINA169-Backbone125.36.0.0/14 CNC Group CHINA169 Tianjin Province Network}
			PTR	`no-data`
		A	140.207.180.96^{🇨🇳 UNICOM-SHFT-IDC140.207.180.0/24 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street}
		A	157.255.6.102^{🇨🇳 UNICOM-GuangZhou-IDC157.255.6.0/24}
NS	`ns-os1.qq.com` ⚠️ Not in parent delegation
		A	2402:4e00:111:ff4::3^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	43.129.131.16^{🇸🇬 TENCENT-NET-AP-CN43.129.128.0/20}
		A	43.130.172.23^{🇸🇬 TENCENT-NET-AP-CN43.130.160.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	43.134.249.23^{🇸🇬 TENCENT-NET-AP-CN43.134.224.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	43.159.167.10^{🇺🇸 TENCENT-NET-AP-CN43.159.160.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	43.159.167.133^{🇺🇸 TENCENT-NET-AP-CN43.159.160.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	43.166.55.3^{🇸🇬 TENCENT-NET-AP-CN43.166.0.0/18 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	49.51.76.46^{🇺🇸 TENCENT-NET-AP-CN49.51.76.0/23 Proxy-registered route object}
		A	170.106.32.16^{🇺🇸 TENCENT-NET-AP-CN170.106.32.0/22 Proxy-registered route object}
		A	203.205.220.26^{🇭🇰 TENCENT-NET-AP-CN203.205.220.0/23 Proxy-registered route object}
NS	`ns-tel1.qq.com` ⚠️ Not in parent delegation
		A	240e:e1:aa00:2002::3^{🇨🇳 SHANGHAITELECOM240e:e1:a000::/36 SHIDC}
		A	14.116.238.220^{🇨🇳 CHINANET-BACKBONE14.112.0.0/12 China Telecom Network}
		A	49.7.250.139^{🇨🇳 CHINA-149.7.192.0/18 China Telecom Beijing Co. Ltd.}
		A	101.227.161.254^{🇨🇳 SHANGHAITELECOM101.227.161.0/24 SHIDC}

`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

cool-srv.com

Similar names

v-colors.co.jp

v-colors.com

DNS History

9 records (5 active, 4 former)

●NSns1.sfydns.com2026-03-10 → 2026-03-10 · 3 obs

○ 2017-07-04 17:30:46
● 2026-03-10 01:11:44
● 2026-03-10 02:40:56

○NSns1.zhujiwu.com2017-07-04 → 2017-07-04 · 4 obs

○ 2016-12-04 05:19:18
● 2017-07-04 17:30:46
○ 2026-03-10 01:11:44
○ 2026-03-10 02:40:56

○NSns15.xincache.com2015-06-09 → 2016-12-04 · 4 obs

● 2015-06-09 02:34:16
● 2016-12-04 05:19:18
○ 2017-07-04 17:30:46
○ 2026-03-10 02:40:56

○NSns16.xincache.com2015-06-09 → 2016-12-04 · 4 obs

● 2015-06-09 02:34:16
● 2016-12-04 05:19:18
○ 2026-03-10 01:11:44
○ 2026-03-10 02:40:56

●NSns2.sfydns.com2026-03-10 → 2026-03-10 · 3 obs

○ 2017-07-04 17:30:46
● 2026-03-10 01:11:44
● 2026-03-10 02:40:56

●MXmxbiz1.qq.com2015-06-09 → 2026-03-10 · 2 obs

● 2015-06-09 02:34:16
● 2026-03-10 02:40:56

●MXmxbiz2.qq.com2015-06-09 → 2026-03-10 · 2 obs

● 2015-06-09 02:34:16
● 2026-03-10 02:40:56

○A111.67.197.902015-06-09 → 2017-07-04 · 4 obs

● 2015-06-09 02:34:16
● 2017-07-04 17:30:46
○ 2026-03-10 01:11:44
○ 2026-03-10 02:40:56

●CNAMEmail.qq.com2026-03-10 → 2026-03-10 · 2 obs

● 2026-03-10 01:11:44
● 2026-03-10 02:40:56

🔍 DNS Trace

Analysis

Name Servers

cool-srv.com is delegated to four name servers: ns-cmn1.qq.com, ns-cnc1.qq.com, ns-os1.qq.com and ns-tel1.qq.com.

cool-srv.com shares name servers with other domains at least partially, for example streamer.qq.com, 492213143.qq.com, 215.29.7.103.in-addr.arpa, upload_data.qq.com and scan.qq.com.

These name servers are commonly used together with ns1.qq.com, ns2.qq.com, ns3.qq.com and ns4.qq.com.

Host names with ten IPs:

ns-os1.qq.com points to 2402:4e00:111:ff4::3, 43.129.131.16, 43.130.172.23, 43.134.249.23, 43.159.167.10, 43.159.167.133, 43.166.55.3, 49.51.76.46, 170.106.32.16 and 203.205.220.26.

Host names with four IPs:

ns-cmn1.qq.com points to 2402:4e00:111:ff4::3, 42.187.235.2, 43.140.54.204 and 43.142.212.27.

ns-cnc1.qq.com points to 240e:e1:aa00:2002::3, 125.39.202.12, 140.207.180.96 and 157.255.6.102.

ns-tel1.qq.com points to 240e:e1:aa00:2002::3, 14.116.238.220, 49.7.250.139 and 101.227.161.254.

Names pointing to 2402:4e00:111:ff4::3: ns-os1.qq.com and ns-cmn1.qq.com.

Names pointing to 240e:e1:aa00:2002::3: ns-cnc1.qq.com and ns-tel1.qq.com.

cool-srv.com - robtex.com

cool-srv.com

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