`cnusa.com`

DNSSEC	⚠️ Not signed
A	54.215.31.113^{🇺🇸 Amazon54.215.0.0/17 EC2 SFO prefix}
		PTR	`ec2-54-215-31-113.us-west-1.compute.amazonaws.com`
NS	`ns1.dyna-ns.net` ⭐
		A	2400:cb00:2049:1::a29f:1a5c^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1b9e^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.92^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dyna-ns.net`
		A	162.159.27.158^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dyna-ns.net`
NS	`ns2.dyna-ns.net`
		A	2400:cb00:2049:1::a29f:1805^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1905^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.24.5^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dyna-ns.net`
		A	162.159.25.5^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dyna-ns.net`
SOA	`ns1.dyna-ns.net`hostmaster@cnusa.com 2026-02-15 #2

`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=1774615147

Previously MX for

cnusa.com

Same first word

cnusa.com

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nacus.cn

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DNS History

21 records (3 active, 18 former)

○NSns.uniregistry.net2016-06-11 → 2016-12-11 · 5 obs

○ 2016-04-29 18:57:00
● 2016-06-11 15:50:02
● 2016-12-11 06:31:02
○ 2017-06-16 18:19:00
○ 2026-03-27 13:03:28

●NSns1.dyna-ns.net2026-03-26 → 2026-03-27 · 3 obs

○ 2017-06-16 18:19:00
● 2026-03-26 18:18:42
● 2026-03-27 13:03:28

○NSns1.firehost.com2015-08-02 → 2016-04-29 · 4 obs

● 2015-08-02 05:09:38
● 2016-04-29 18:57:00
○ 2016-06-11 15:50:02
○ 2026-03-27 13:03:28

○NSns1.uniregistry-dns.com2016-06-11 → 2016-12-11 · 5 obs

○ 2016-04-29 18:57:00
● 2016-06-11 15:50:02
● 2016-12-11 06:31:02
○ 2017-06-16 18:19:00
○ 2026-03-27 13:03:28

○NSns1.uniregistry-dns.net2016-06-11 → 2016-12-11 · 5 obs

○ 2016-04-29 18:57:00
● 2016-06-11 15:50:02
● 2016-12-11 06:31:02
○ 2017-06-16 18:19:00
○ 2026-03-27 13:03:28

○NSns1cvw.name.com2017-06-16 → 2017-06-16 · 4 obs

○ 2016-12-11 06:31:02
● 2017-06-16 18:19:00
○ 2026-03-26 18:18:42
○ 2026-03-27 13:03:28

●NSns2.dyna-ns.net2026-03-26 → 2026-03-27 · 3 obs

○ 2017-06-16 18:19:00
● 2026-03-26 18:18:42
● 2026-03-27 13:03:28

○NSns2.firehost.com2015-08-02 → 2016-04-29 · 4 obs

● 2015-08-02 05:09:38
● 2016-04-29 18:57:00
○ 2016-06-11 15:50:02
○ 2026-03-27 13:03:28

○NSns2.uniregistry-dns.com2016-06-11 → 2016-12-11 · 5 obs

○ 2016-04-29 18:57:00
● 2016-06-11 15:50:02
● 2016-12-11 06:31:02
○ 2017-06-16 18:19:00
○ 2026-03-27 13:03:28

○NSns2.uniregistry-dns.net2016-06-11 → 2016-12-11 · 5 obs

○ 2016-04-29 18:57:00
● 2016-06-11 15:50:02
● 2016-12-11 06:31:02
○ 2017-06-16 18:19:00
○ 2026-03-27 13:03:28

○NSns2bkr.name.com2017-06-16 → 2017-06-16 · 4 obs

○ 2016-12-11 06:31:02
● 2017-06-16 18:19:00
○ 2026-03-26 18:18:42
○ 2026-03-27 13:03:28

○NSns3npv.name.com2017-06-16 → 2017-06-16 · 4 obs

○ 2016-12-11 06:31:02
● 2017-06-16 18:19:00
○ 2026-03-26 18:18:42
○ 2026-03-27 13:03:28

○NSns4clq.name.com2017-06-16 → 2017-06-16 · 4 obs

○ 2016-12-11 06:31:02
● 2017-06-16 18:19:00
○ 2026-03-26 18:18:42
○ 2026-03-27 13:03:28

○MXcnusa.com2015-08-02 → 2016-04-29 · 4 obs

● 2015-08-02 05:09:38
● 2016-04-29 18:57:00
○ 2016-06-11 15:50:02
○ 2026-03-27 13:03:28

○A162.216.41.2092015-08-02 → 2016-04-29 · 4 obs

● 2015-08-02 05:09:38
● 2016-04-29 18:57:00
○ 2016-06-11 15:50:02
○ 2026-03-27 13:03:28

○A162.242.150.892016-06-11 → 2016-12-11 · 5 obs

○ 2016-04-29 18:57:00
● 2016-06-11 15:50:02
● 2016-12-11 06:31:02
○ 2017-06-16 18:19:00
○ 2026-03-27 13:03:28

○A176.34.241.2532016-06-11 → 2016-12-11 · 5 obs

○ 2016-04-29 18:57:00
● 2016-06-11 15:50:02
● 2016-12-11 06:31:02
○ 2017-06-16 18:19:00
○ 2026-03-27 13:03:28

○A23.253.58.2272016-06-11 → 2016-12-11 · 5 obs

○ 2016-04-29 18:57:00
● 2016-06-11 15:50:02
● 2016-12-11 06:31:02
○ 2017-06-16 18:19:00
○ 2026-03-27 13:03:28

○A54.205.101.852016-06-11 → 2016-12-11 · 5 obs

○ 2016-04-29 18:57:00
● 2016-06-11 15:50:02
● 2016-12-11 06:31:02
○ 2017-06-16 18:19:00
○ 2026-03-27 13:03:28

●A54.215.31.1132026-03-26 → 2026-03-27 · 3 obs

○ 2017-06-16 18:19:00
● 2026-03-26 18:18:42
● 2026-03-27 13:03:28

○A75.126.100.212017-06-16 → 2017-06-16 · 4 obs

○ 2016-12-11 06:31:02
● 2017-06-16 18:19:00
○ 2026-03-26 18:18:42
○ 2026-03-27 13:03:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net...	-
cnusa.com	ns2.dyna-ns.net, ns1.dyna-ns.net	-

✅ Authoritative Response

Server:162.159.26.92

NS records: ns2.dyna-ns.net, ns1.dyna-ns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cnusa.com (unsigned zone)

⏱️ Timing

Total: 368ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.215.31.113`
NS	2	`ns1.dyna-ns.net, ns2.dyna-ns.net`
SOA	1	`ns1.dyna-ns.net hostmaster.cnusa.com`

Analysis

IP Addresses

cnusa.com points to IP number: 54.215.31.113.

Other host names such as vstudents.com, pingpongtournaments.com, ayd.com, iuh.com and foxlingerie.com share IPs with cnusa.com.

Name Servers

cnusa.com is delegated to two name servers: ns1.dyna-ns.net and ns2.dyna-ns.net.

cnusa.com shares the same name server setup as creationnistes.com, ooopp.accountant, blackwannabe.net, spirituelleheilung.info and 658p.cc.

Host names with four IP numbers:

Host name ns1.dyna-ns.net points to 2400:cb00:2049:1::a29f:1a5c, 2400:cb00:2049:1::a29f:1b9e, 162.159.26.92 and 162.159.27.158

Host name ns2.dyna-ns.net points to 2400:cb00:2049:1::a29f:1805, 2400:cb00:2049:1::a29f:1905, 162.159.24.5 and 162.159.25.5

cnusa.com - robtex.com

cnusa.com

com

Previously MX for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`cnusa.com`

`com`