`i.cool`

DNSSEC	⚠️ Not signed
A	150.5.163.76^{🇯🇵 BYTEPLUS-AS-AP150.5.160.0/21 Byteplus Pte. Ltd. 1 Raffles Quay, 26-10, South Tower}
NS	`ns1.alidns.com` ⭐
		A	2408:4009:501::1^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.45^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.55^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.205^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.215^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.45^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.55^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.115^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.125^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`ns2.alidns.com`
		A	2408:4009:501::2^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.46^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.56^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.206^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.216^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.46^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.56^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.116^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.126^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
MX	`mx1.larksuite.com` ⭐
		A	18.139.153.173^{🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix}
			PTR	`ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com`
MX	`mx2.larksuite.com`⁽⁵⁾
		A	18.139.153.173^{🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix}
			PTR	`ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com`
MX	`mx3.larksuite.com`⁽¹⁰⁾
		A	18.139.153.173^{🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix}
			PTR	`ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com`
		A	101.126.58.223^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.230.154^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
SOA	`ns1.alidns.com`hostmaster@hichina.com 2026-01-12 #9

`cool`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.cool` ⭐
	NS	`v0n1.nic.cool`
	NS	`v0n2.nic.cool`
	NS	`v0n3.nic.cool`
	NS	`v2n0.nic.cool`
	NS	`v2n1.nic.cool`
	SOA	`v0n0.nic.cool`hostmaster@donuts.email serial=1783080414

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DNS History

10 records (6 active, 4 former)

●NSns1.alidns.com2026-06-29 → 2026-07-03 · 3 obs

○ 2017-09-03 00:09:06
● 2026-06-29 02:47:14
● 2026-07-03 12:56:30

●NSns2.alidns.com2026-06-29 → 2026-07-03 · 3 obs

○ 2017-09-03 00:09:06
● 2026-06-29 02:47:14
● 2026-07-03 12:56:30

○NSns47.domaincontrol.com2016-12-10 → 2017-09-03 · 4 obs

● 2016-12-10 21:28:04
● 2017-09-03 00:09:06
○ 2026-06-29 02:47:14
○ 2026-07-03 12:56:30

○NSns48.domaincontrol.com2016-12-10 → 2017-09-03 · 4 obs

● 2016-12-10 21:28:04
● 2017-09-03 00:09:06
○ 2026-06-29 02:47:14
○ 2026-07-03 12:56:30

○MXmail.i.cool2016-12-10 → 2017-09-03 · 4 obs

● 2016-12-10 21:28:04
● 2017-09-03 00:09:06
○ 2026-06-29 02:47:14
○ 2026-07-03 12:56:30

●MXmx1.larksuite.com2026-06-29 → 2026-07-03 · 3 obs

○ 2017-09-03 00:09:06
● 2026-06-29 02:47:14
● 2026-07-03 12:56:30

●MXmx2.larksuite.com2026-06-29 → 2026-07-03 · 3 obs

○ 2017-09-03 00:09:06
● 2026-06-29 02:47:14
● 2026-07-03 12:56:30

●MXmx3.larksuite.com2026-06-29 → 2026-07-03 · 3 obs

○ 2017-09-03 00:09:06
● 2026-06-29 02:47:14
● 2026-07-03 12:56:30

○A107.180.55.12016-12-10 → 2017-09-03 · 4 obs

● 2016-12-10 21:28:04
● 2017-09-03 00:09:06
○ 2026-06-29 02:47:14
○ 2026-07-03 12:56:30

●A150.5.163.762026-06-29 → 2026-07-03 · 3 obs

○ 2017-09-03 00:09:06
● 2026-06-29 02:47:14
● 2026-07-03 12:56:30

🔍 DNS Trace

Analysis

IP Addresses

i.cool directs to one IP number, which is 150.5.163.76.

Other host names, among them byteark.cn and apipool.dcpool.cn, have IP numbers in common with i.cool.

Name Servers

i.cool has two authoritative name servers — ns1.alidns.com and ns2.alidns.com.

i.cool has the same name server delegation as a number of other domains, such as cdnw.21cn.com, dfcz8.com, bf0a5416f10261.beer and two more.

At least some of i.cool's name servers are shared with other domains, for example jd-app.com, unioncloud.net, grrc.cn and two more.

These name servers tend to co-occur with ns7.alidns.com, ns8.alidns.com, dns11.hichina.com and 7 other name servers in the same DNS delegations.

Host names resolving to 9 IP numbers:

ns1.alidns.com points to 39.96.153.45, 39.96.153.55, 47.118.199.205 and 6 other IP addresses.

ns2.alidns.com points to 39.96.153.46, 39.96.153.56, 47.118.199.206 and 6 other IP addresses.