`dcyuan.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:5409^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:b886^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.84.9^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.184.134^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dom.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b9d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dom.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c19d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dom.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:219d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dom.ns.cloudflare.com`
		A	108.162.193.157^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dom.ns.cloudflare.com`
		A	172.64.33.157^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dom.ns.cloudflare.com`
		A	173.245.59.157^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dom.ns.cloudflare.com`
NS	`veda.ns.cloudflare.com`
		A	2606:4700:50::a29f:2693^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`veda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c293^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`veda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2293^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`veda.ns.cloudflare.com`
		A	108.162.194.147^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`veda.ns.cloudflare.com`
		A	162.159.38.147^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`veda.ns.cloudflare.com`
		A	172.64.34.147^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`veda.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.84.9, 172.67.184.134
		IPv6	2606:4700:3031::6815:5409, 2606:4700:3034::ac43:b886
SOA	`dom.ns.cloudflare.com`dns@cloudflare.com serial=2398667307

`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=1771291435

Subdomains

www.dcyuan.com

Similar names

uadnyc.com

dauncy.com

yaducn.com

candyu.com

unycad.com

cnyadu.com

candyu.org

cdanyu.com

cdayun.com

dayucn.net

dancyu.com

cndayu.com

cnuday.com

yuandc.com

cndayu.cn

cdyuan.cn

dayucn.biz

ayncud.cn

dancyu.s3.amazonaws.com

acudyn.com

dynacu.com

dacyun.com

dancyu.jp

duancy.com

DNS History

15 records (6 active, 9 former)

●NSdom.ns.cloudflare.com2026-03-23 → 2026-03-23 · 2 obs

○ 2020-02-09 00:58:54
● 2026-03-23 23:13:44

○NSns67.domaincontrol.com2015-06-05 → 2017-03-22 · 4 obs

● 2015-06-05 11:16:34
● 2017-03-22 04:42:34
○ 2020-02-09 00:58:54
○ 2026-03-23 23:13:44

○NSns68.domaincontrol.com2015-06-05 → 2017-03-22 · 4 obs

● 2015-06-05 11:16:34
● 2017-03-22 04:42:34
○ 2020-02-09 00:58:54
○ 2026-03-23 23:13:44

○NSnsg1.namebrightdns.com2020-02-09 → 2020-02-09 · 3 obs

○ 2017-03-22 04:42:34
● 2020-02-09 00:58:54
○ 2026-03-23 23:13:44

○NSnsg2.namebrightdns.com2020-02-09 → 2020-02-09 · 3 obs

○ 2017-03-22 04:42:34
● 2020-02-09 00:58:54
○ 2026-03-23 23:13:44

●NSveda.ns.cloudflare.com2026-03-23 → 2026-03-23 · 2 obs

○ 2020-02-09 00:58:54
● 2026-03-23 23:13:44

○MXmailstore1.secureserver.net2015-06-05 → 2017-03-22 · 4 obs

● 2015-06-05 11:16:34
● 2017-03-22 04:42:34
○ 2020-02-09 00:58:54
○ 2026-03-23 23:13:44

○MXsmtp.secureserver.net2015-06-05 → 2017-03-22 · 4 obs

● 2015-06-05 11:16:34
● 2017-03-22 04:42:34
○ 2020-02-09 00:58:54
○ 2026-03-23 23:13:44

●A104.21.84.92026-03-23 → 2026-03-23 · 2 obs

○ 2020-02-09 00:58:54
● 2026-03-23 23:13:44

●A172.67.184.1342026-03-23 → 2026-03-23 · 2 obs

○ 2020-02-09 00:58:54
● 2026-03-23 23:13:44

○A184.168.189.12017-03-22 → 2017-03-22 · 4 obs

○ 2016-07-16 00:01:22
● 2017-03-22 04:42:34
○ 2020-02-09 00:58:54
○ 2026-03-23 23:13:44

○A184.168.189.1592015-06-05 → 2016-07-16 · 4 obs

● 2015-06-05 11:16:34
● 2016-07-16 00:01:22
○ 2017-03-22 04:42:34
○ 2026-03-23 23:13:44

●A2606:4700:3031::6815:54092026-03-23 → 2026-03-23 · 2 obs

○ 2020-02-09 00:58:54
● 2026-03-23 23:13:44

●A2606:4700:3034::ac43:b8862026-03-23 → 2026-03-23 · 2 obs

○ 2020-02-09 00:58:54
● 2026-03-23 23:13:44

○CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com2020-02-09 → 2020-02-09 · 2 obs

● 2020-02-09 00:58:54
○ 2026-03-23 23:13:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
dcyuan.com	dom.ns.cloudflare.com, veda.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.147

NS records: dom.ns.cloudflare.com, veda.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dcyuan.com (unsigned zone)

⏱️ Timing

Total: 90ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.84.9, 172.67.184.134`
AAAA	2	`2606:4700:3034::ac43:b886, 2606:4700:3031::6815:5409`
NS	2	`dom.ns.cloudflare.com, veda.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dom.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

www.dcyuan.com has dcyuan.com as its parent.

IP Addresses

dcyuan.com maps to four IP numbers: 2606:4700:3031::6815:5409, 2606:4700:3034::ac43:b886, 104.21.84.9 and 172.67.184.134.

Other host names, for instance ospreyflyer.com, safetysystem.abusepreventionsystems.com, pyntax.net, keithbb.com and www.rainbowwestchristiansupply.com share IP numbers with dcyuan.com.

Name Servers

Two name servers dom.ns.cloudflare.com and veda.ns.cloudflare.com are delegated to dcyuan.com.

dcyuan.com uses the same name server configuration as other domains, such as dkmm.org, hawkgalleries.com, ohiopd.com, schoolandofficedirect.com and techtirerepairs.com.

dcyuan.com at least partially shares name servers with other domains such as isimplified.tax, abate17.com, probinex.com, asblsoft.net and slgfinance.net.

These name servers are commonly used alongside dina.ns.cloudflare.com, june.ns.cloudflare.com and ganz.ns.cloudflare.com.

Host names with six IP numbers: Host name dom.ns.cloudflare.com points to 2606:4700:58::adf5:3b9d, 2803:f800:50::6ca2:c19d, 2a06:98c1:50::ac40:219d, 108.162.193.157, 172.64.33.157 and 173.245.59.157; host name veda.ns.cloudflare.com points to 2606:4700:50::a29f:2693, 2803:f800:50::6ca2:c293, 2a06:98c1:50::ac40:2293, 108.162.194.147, 162.159.38.147 and 172.64.34.147.

dcyuan.com - robtex.com

dcyuan.com

com

Subdomains

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`dcyuan.com`

`com`