`ptocool.com`

DNSSEC	⚠️ Not signed
A	47.121.129.180^{🇨🇳 Alibaba-Cloud47.121.0.0/16 Alibaba (US) Technology Co., Ltd.}
NS	`dns3.hichina.com` ⭐
		A	2408:4009:501::11^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.43^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.63^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.203^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.213^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.43^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.63^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.113^{🇨🇳 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	139.224.142.123^{🇨🇳 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	`dns4.hichina.com`
		A	2408:4009:501::12^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.44^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.54^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.204^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.214^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.44^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.54^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.114^{🇨🇳 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	139.224.142.124^{🇨🇳 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,}
SOA	`dns3.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`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=1785230132

Same first word

ptocool.com

Similar names

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DNS History

4 records (3 active, 1 former)

●NSdns3.hichina.com2017-08-15 → 2026-07-28 · 2 obs

● 2017-08-15 03:46:06
● 2026-07-28 09:36:44

●NSdns4.hichina.com2017-08-15 → 2026-07-28 · 2 obs

● 2017-08-15 03:46:06
● 2026-07-28 09:36:44

●A47.121.129.1802026-06-18 → 2026-07-28 · 3 obs

○ 2017-08-15 03:46:06
● 2026-06-18 19:51:48
● 2026-07-28 09:36:44

○A47.94.36.1582017-08-15 → 2017-08-15 · 3 obs

● 2017-08-15 03:46:06
○ 2026-06-18 19:51:48
○ 2026-07-28 09:36:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net...	-
ptocool.com	dns3.hichina.com, dns4.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.44

NS records: dns3.hichina.com, dns4.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ptocool.com (unsigned zone)

⏱️ Timing

Total: 551ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`47.121.129.180`
NS	2	`dns3.hichina.com, dns4.hichina.com`
SOA	1	`dns3.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns3.hichina.com, dns3.hichina.com, dns3.hichina.com...)

Analysis

IP Addresses

ptocool.com has exactly one IP address — 47.121.129.180.

Other host names, among them t88s.com and 58c8.com, have IP numbers in common with ptocool.com.

Name Servers

ptocool.com has two authoritative name servers — dns3.hichina.com and dns4.hichina.com.

The name server configuration of ptocool.com is shared with other domains, for instance transparentscreen.net, hanhushi.com, moorethreads.com and two others.

ptocool.com shares at least some of its name servers with domains including jtrj.cn, shanghai.com.cn and cxayjr.com

These name servers tend to be deployed in combination with the name servers ns1.alidns.com and ns2.alidns.com.

Hosts with 9 IP addresses each:

dns3.hichina.com points to 39.96.153.43, 39.96.153.63, 47.118.199.203 and 6 other IP addresses.

dns4.hichina.com points to 39.96.153.44, 39.96.153.54, 47.118.199.204 and 6 other IP addresses.

ptocool.com - robtex.com

ptocool.com

com