`dudaoe.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:3f2d^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:8fb1^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.63.45^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.143.177^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`penny.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:267c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`penny.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c27c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`penny.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:227c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`penny.ns.cloudflare.com`
		A	108.162.194.124^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`penny.ns.cloudflare.com`
		A	162.159.38.124^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`penny.ns.cloudflare.com`
		A	172.64.34.124^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`penny.ns.cloudflare.com`
NS	`reese.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c75^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reese.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c375^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`reese.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2375^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`reese.ns.cloudflare.com`
		A	108.162.195.117^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reese.ns.cloudflare.com`
		A	162.159.44.117^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reese.ns.cloudflare.com`
		A	172.64.35.117^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reese.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.63.45, 172.67.143.177
		IPv6 hints	2606:4700:3031::6815:3f2d, 2606:4700:3031::ac43:8fb1
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=80, name=cloudflare-ech.com
SOA	`penny.ns.cloudflare.com`dns@cloudflare.com serial=2399035671

`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=1776181782

Subdomains

www.dudaoe.com

Similar names

daoedu.tw

doduae.com

deaduo.com

duoeda.com

daoude.com

adoedu.com

adeudo.com

odaedu.com

daoedu.com

aodedu.com

DNS History

12 records (6 active, 6 former)

○NSdns10.hichina.com2016-12-19 → 2019-01-21 · 4 obs

● 2016-12-19 05:03:52
● 2019-01-21 00:45:12
○ 2026-04-14 16:10:58
○ 2026-04-14 16:11:00

○NSdns9.hichina.com2016-12-19 → 2019-01-21 · 4 obs

● 2016-12-19 05:03:52
● 2019-01-21 00:45:12
○ 2026-04-14 16:10:58
○ 2026-04-14 16:11:00

●NSpenny.ns.cloudflare.com2026-04-14 → 2026-04-14 · 3 obs

○ 2019-01-21 00:45:12
● 2026-04-14 16:10:58
● 2026-04-14 16:11:00

●NSreese.ns.cloudflare.com2026-04-14 → 2026-04-14 · 3 obs

○ 2019-01-21 00:45:12
● 2026-04-14 16:10:58
● 2026-04-14 16:11:00

○MXmxbiz1.qq.com2016-12-19 → 2019-01-21 · 4 obs

● 2016-12-19 05:03:52
● 2019-01-21 00:45:12
○ 2026-04-14 16:10:58
○ 2026-04-14 16:11:00

○MXmxbiz2.qq.com2016-12-19 → 2019-01-21 · 4 obs

● 2016-12-19 05:03:52
● 2019-01-21 00:45:12
○ 2026-04-14 16:10:58
○ 2026-04-14 16:11:00

●A104.21.63.452026-04-14 → 2026-04-14 · 3 obs

○ 2019-01-21 00:45:12
● 2026-04-14 16:10:58
● 2026-04-14 16:11:00

●A172.67.143.1772026-04-14 → 2026-04-14 · 3 obs

○ 2019-01-21 00:45:12
● 2026-04-14 16:10:58
● 2026-04-14 16:11:00

○A182.92.172.1022016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 05:03:52
○ 2019-01-21 00:45:12
○ 2026-04-14 16:11:00

●A2606:4700:3031::6815:3f2d2026-04-14 → 2026-04-14 · 3 obs

○ 2019-01-21 00:45:12
● 2026-04-14 16:10:58
● 2026-04-14 16:11:00

●A2606:4700:3031::ac43:8fb12026-04-14 → 2026-04-14 · 3 obs

○ 2019-01-21 00:45:12
● 2026-04-14 16:10:58
● 2026-04-14 16:11:00

○A47.93.118.2352019-01-21 → 2019-01-21 · 4 obs

○ 2016-12-19 05:03:52
● 2019-01-21 00:45:12
○ 2026-04-14 16:10:58
○ 2026-04-14 16:11:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
dudaoe.com	penny.ns.cloudflare.com, reese.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.117

NS records: penny.ns.cloudflare.com, reese.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dudaoe.com (unsigned zone)

⏱️ Timing

Total: 208ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.63.45, 172.67.143.177`
AAAA	2	`2606:4700:3031::ac43:8fb1, 2606:4700:3031::6815:3f2d`
NS	2	`penny.ns.cloudflare.com, reese.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`penny.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

The parent of www.dudaoe.com is dudaoe.com.

IP Addresses

dudaoe.com maps to four IP numbers: 2606:4700:3031::6815:3f2d, 2606:4700:3031::ac43:8fb1, 104.21.63.45 and 172.67.143.177.

Other host names, for instance 0668138.com, comfortkeepers.sg, chtivo.webhost.ru, precision-engravers.com and www.karolynn.com share IP numbers with dudaoe.com.

Name Servers

Two name servers penny.ns.cloudflare.com and reese.ns.cloudflare.com handle delegation for dudaoe.com.

dudaoe.com uses the same name server setup as other domains, for example 6685668.com, hopicourts.com, bjtxlyh.com, aoeyl.com and neo-ceramics.com.

dudaoe.com partially shares name servers with other domains; examples include 9e0b7e2708ba259b.xyz, ssheasy.com, yatrk.com, afso.com.ua and dedicated-hosting.biz.

These name servers are often used with the name servers violet.ns.cloudflare.com and donald.ns.cloudflare.com.

Host names with six IP numbers: penny.ns.cloudflare.com points to: 2606:4700:50::a29f:267c, 2803:f800:50::6ca2:c27c, 2a06:98c1:50::ac40:227c, 108.162.194.124, 162.159.38.124 and 172.64.34.124; reese.ns.cloudflare.com points to: 2606:4700:58::a29f:2c75, 2803:f800:50::6ca2:c375, 2a06:98c1:50::ac40:2375, 108.162.195.117, 162.159.44.117 and 172.64.35.117.

dudaoe.com - robtex.com

dudaoe.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

`dudaoe.com`

`com`