`chengdanzw.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:c82a^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:4a43^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.74.67^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.200.42^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`etta.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a9c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`etta.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c09c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`etta.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:209c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`etta.ns.cloudflare.com`
		A	108.162.192.156^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`etta.ns.cloudflare.com`
		A	172.64.32.156^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`etta.ns.cloudflare.com`
		A	173.245.58.156^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`etta.ns.cloudflare.com`
NS	`tanner.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c61^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tanner.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c361^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tanner.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2361^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tanner.ns.cloudflare.com`
		A	108.162.195.97^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tanner.ns.cloudflare.com`
		A	162.159.44.97^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tanner.ns.cloudflare.com`
		A	172.64.35.97^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tanner.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.74.67, 172.67.200.42
		IPv6 hints	2606:4700:3031::ac43:c82a, 2606:4700:3035::6815:4a43
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=166, name=cloudflare-ech.com
SOA	`etta.ns.cloudflare.com`dns@cloudflare.com serial=2409892364

`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=1785042212

Same first word

chengdanzw.com

DNS History

19 records (6 active, 13 former)

●NSetta.ns.cloudflare.com2026-04-08 → 2026-07-26 · 3 obs

○ 2017-03-28 15:11:26
● 2026-04-08 23:24:40
● 2026-07-26 05:24:56

○NSns1.22.cn2015-12-28 → 2017-03-28 · 5 obs

○ 2015-09-24 06:39:22
● 2015-12-28 14:05:54
● 2017-03-28 15:11:26
○ 2026-04-08 23:24:40
○ 2026-07-26 05:24:56

○NSns1.51dns.com2015-05-10 → 2015-05-10 · 3 obs

● 2015-05-10 16:49:34
○ 2015-09-24 06:39:22
○ 2026-07-26 05:24:56

○NSns2.22.cn2015-12-28 → 2016-03-27 · 5 obs

○ 2015-09-24 06:39:22
● 2015-12-28 14:05:54
● 2016-03-27 21:46:22
○ 2026-04-08 23:24:40
○ 2026-07-26 05:24:56

○NSns3.22.cn2015-12-28 → 2016-03-27 · 5 obs

○ 2015-09-24 06:39:22
● 2015-12-28 14:05:54
● 2016-03-27 21:46:22
○ 2026-04-08 23:24:40
○ 2026-07-26 05:24:56

○NSns4.22.cn2015-12-28 → 2016-03-27 · 5 obs

○ 2015-09-24 06:39:22
● 2015-12-28 14:05:54
● 2016-03-27 21:46:22
○ 2026-04-08 23:24:40
○ 2026-07-26 05:24:56

○NSns45.domaincontrol.com2015-09-24 → 2015-09-24 · 4 obs

○ 2015-05-10 16:49:34
● 2015-09-24 06:39:22
○ 2015-12-28 14:05:54
○ 2026-07-26 05:24:56

○NSns46.domaincontrol.com2015-09-24 → 2015-09-24 · 4 obs

○ 2015-05-10 16:49:34
● 2015-09-24 06:39:22
○ 2015-12-28 14:05:54
○ 2026-07-26 05:24:56

●NStanner.ns.cloudflare.com2026-04-08 → 2026-07-26 · 3 obs

○ 2017-03-28 15:11:26
● 2026-04-08 23:24:40
● 2026-07-26 05:24:56

○MXmailstore1.secureserver.net2015-09-24 → 2015-09-24 · 3 obs

● 2015-09-24 06:39:22
○ 2017-03-28 15:11:26
○ 2026-07-26 05:24:56

○MXsmtp.secureserver.net2015-09-24 → 2015-09-24 · 3 obs

● 2015-09-24 06:39:22
○ 2017-03-28 15:11:26
○ 2026-07-26 05:24:56

●A104.21.74.672026-04-08 → 2026-07-26 · 3 obs

○ 2017-03-28 15:11:26
● 2026-04-08 23:24:40
● 2026-07-26 05:24:56

○A107.149.10.272015-05-10 → 2015-05-10 · 3 obs

● 2015-05-10 16:49:34
○ 2015-09-24 06:39:22
○ 2026-07-26 05:24:56

○A137.175.22.1242016-03-27 → 2017-03-28 · 5 obs

○ 2015-09-24 06:39:22
● 2016-03-27 21:46:22
● 2017-03-28 15:11:26
○ 2026-04-08 23:24:40
○ 2026-07-26 05:24:56

●A172.67.200.422026-04-08 → 2026-07-26 · 3 obs

○ 2017-03-28 15:11:26
● 2026-04-08 23:24:40
● 2026-07-26 05:24:56

○A184.168.221.532015-09-24 → 2015-09-24 · 4 obs

○ 2015-05-10 16:49:34
● 2015-09-24 06:39:22
○ 2016-03-27 21:46:22
○ 2026-07-26 05:24:56

●A2606:4700:3031::ac43:c82a2026-07-26 → 2026-07-26 · 2 obs

○ 2026-06-17 15:46:42
● 2026-07-26 05:24:56

○A2606:4700:3034::ac43:c82a2026-04-08 → 2026-06-17 · 4 obs

○ 2017-03-28 15:11:26
● 2026-04-08 23:24:40
● 2026-06-17 15:46:42
○ 2026-07-26 05:24:56

●A2606:4700:3035::6815:4a432026-04-08 → 2026-07-26 · 3 obs

○ 2017-03-28 15:11:26
● 2026-04-08 23:24:40
● 2026-07-26 05:24:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
chengdanzw.com	etta.ns.cloudflare.com, tanner.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.156

NS records: etta.ns.cloudflare.com, tanner.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for chengdanzw.com (unsigned zone)

⏱️ Timing

Total: 135ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.74.67, 172.67.200.42`
AAAA	2	`2606:4700:3035::6815:4a43, 2606:4700:3031::ac43:c82a`
NS	2	`etta.ns.cloudflare.com, tanner.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`etta.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (etta.ns.cloudflare.com, etta.ns.cloudflare.com, etta.ns.cloudflare.com...)

Analysis

IP Addresses

chengdanzw.com resolves to four IP addresses: 104.21.74.67, 172.67.200.42, 2606:4700:3031::ac43:c82a and 2606:4700:3035::6815:4a43.

mdima.org, yitulx.com, null.caresoft.vn plus two other host names have IP numbers in common with chengdanzw.com.

Name Servers

chengdanzw.com is served by two delegated name servers, etta.ns.cloudflare.com and tanner.ns.cloudflare.com.

The name server configuration of chengdanzw.com is shared with other domains, for instance sgjjxwd.com, nylyf.com, fstoytur.com and two others.

chengdanzw.com partially shares its NS delegation with several other domains, including thefatdaddies.com, bashamfuneralcare.com, donnamaybuys.com and two others.

The name servers vick.ns.cloudflare.com, gina.ns.cloudflare.com, hazel.ns.cloudflare.com and iris.ns.cloudflare.com are often found in use alongside these name servers.

Hosts with 6 IP addresses each:

etta.ns.cloudflare.com carries IP addresses 108.162.192.156, 172.64.32.156 and 173.245.58.156, with 3 other addresses beyond those.

tanner.ns.cloudflare.com carries IP addresses 108.162.195.97, 162.159.44.97 and 172.64.35.97, with 3 other addresses beyond those.

chengdanzw.com - robtex.com

chengdanzw.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`chengdanzw.com`

`com`