`cloud-exam.com`

DNSSEC	⚠️ Not signed
A	120.77.199.206^{🇨🇳 Alibaba-Cloud120.77.128.0/17}
NS	`dns19.hichina.com` ⭐
		A	2408:4009:501::27^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.100^{🇨🇳 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	139.224.142.110^{🇨🇳 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	`dns20.hichina.com`
		A	2408:4009:501::28^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.98^{🇨🇳 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	139.224.142.108^{🇨🇳 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	`dns19.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=1778749326

Same first word

cloud-exam.com

DNS History

5 records (3 active, 2 former)

○NSdns10.hichina.com2017-04-20 → 2017-04-20 · 3 obs

● 2017-04-20 00:40:24
○ 2026-03-20 17:08:38
○ 2026-05-14 09:13:54

●NSdns19.hichina.com2026-03-20 → 2026-05-14 · 3 obs

○ 2017-04-20 00:40:24
● 2026-03-20 17:08:38
● 2026-05-14 09:13:54

●NSdns20.hichina.com2026-03-20 → 2026-05-14 · 3 obs

○ 2017-04-20 00:40:24
● 2026-03-20 17:08:38
● 2026-05-14 09:13:54

○NSdns9.hichina.com2017-04-20 → 2017-04-20 · 3 obs

● 2017-04-20 00:40:24
○ 2026-03-20 17:08:38
○ 2026-05-14 09:13:54

●A120.77.199.2062026-03-20 → 2026-05-14 · 2 obs

● 2026-03-20 17:08:38
● 2026-05-14 09:13:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, d.gtld-servers.net...	-
cloud-exam.com	dns19.hichina.com, dns20.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.38

NS records: dns19.hichina.com, dns20.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cloud-exam.com (unsigned zone)

⏱️ Timing

Total: 2916ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`120.77.199.206`
NS	2	`dns19.hichina.com, dns20.hichina.com`
SOA	1	`dns19.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns19.hichina.com, dns19.hichina.com, dns19.hichina.com...)

Analysis

IP Addresses

cloud-exam.com points to a single IP number: 120.77.199.206.

Name Servers

cloud-exam.com is delegated to two name servers: dns19.hichina.com and dns20.hichina.com.

cloud-exam.com uses the same name server setup as other domains, for instance csycar.com, ijx.com.cn, pzr.net, zszsb.com and cuanfo.com.

cloud-exam.com shares name servers with other domains at least partially, for instance cosize.com, chedaia.com, mypayment.cn, best-tool.org and hnrp.net.

these name servers are commonly used together with expirens3.hichina.com and expirens4.hichina.com.

Host names with nine IP numbers: dns19.hichina.com points to 2408:4009:501::27, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110; dns20.hichina.com points to 2408:4009:501::28, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

cloud-exam.com - robtex.com

cloud-exam.com

com