`contentairchina.com`

	CNAME	`contentairchina.com.dcc0f642.cdnhwcpsd13.com`
	CNAME	`hcdnv101.v3.cdnhwcoph123.com`
	DNSSEC	⚠️ Not signed
	A	27.222.3.57^{🇨🇳 CHINA169-Backbone27.192.0.0/11 China Unicom Shandong Province Network}
	A	120.233.179.92^{🇨🇳 CHINAMOBILE-CN120.233.179.0/24 CMI (Customer Route)}
	A	182.201.242.51^{🇨🇳 CHINANET-LIAONING-DALIAN-MAN182.201.240.0/21 chinatelecom liaoning network}

`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=1775927922

Subdomains

www.contentairchina.com

Same first word

contentairchina.com

DNS History

4 records (3 active, 1 former)

●NSdns17.hichina.com2015-08-05 → 2026-04-11 · 2 obs

● 2015-08-05 03:49:28
● 2026-04-11 17:49:14

●NSdns18.hichina.com2015-08-05 → 2026-04-11 · 2 obs

● 2015-08-05 03:49:28
● 2026-04-11 17:49:14

○A112.124.46.1562015-08-05 → 2017-04-18 · 4 obs

● 2015-08-05 03:49:28
● 2017-04-18 18:07:10
○ 2026-02-20 20:51:38
○ 2026-04-11 17:49:14

●CNAMEcontentairchina.com.dcc0f642.cdnhwcpsd13.com2026-02-20 → 2026-04-11 · 2 obs

● 2026-02-20 20:51:38
● 2026-04-11 17:49:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net...	-
contentairchina.com	dns17.hichina.com, dns18.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.38

NS records: dns17.hichina.com, dns18.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contentairchina.com (unsigned zone)

⏱️ Timing

Total: 562ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns18.hichina.com, dns17.hichina.com`
CNAME	1	`contentairchina.com.dcc0f642.cdnhwcpsd13`
SOA	1	`dns17.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns17.hichina.com, dns17.hichina.com, dns17.hichina.com...)

Analysis

Hierarchy

contentairchina.com is a parent of www.contentairchina.com.

IP Addresses

Three IP numbers are pointed to by contentairchina.com: 27.222.3.57, 120.233.179.92 and 182.201.242.51.

contentairchina.com - robtex.com