duoud.com - dns.ninja

`duoud.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:3897^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:98bf^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.56.151^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.152.191^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`heather.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aa1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`heather.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`heather.ns.cloudflare.com`
		A	108.162.192.161^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
		A	172.64.32.161^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
		A	173.245.58.161^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
NS	`marty.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bcc^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marty.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1cc^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`marty.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21cc^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`marty.ns.cloudflare.com`
		A	108.162.193.204^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marty.ns.cloudflare.com`
		A	172.64.33.204^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marty.ns.cloudflare.com`
		A	173.245.59.204^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marty.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.56.151, 172.67.152.191
		IPv6 hints	2606:4700:3035::6815:3897, 2606:4700:3035::ac43:98bf
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=0, name=cloudflare-ech.com
SOA	`heather.ns.cloudflare.com`dns@cloudflare.com serial=2411029845

`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=1786190774

Same first word

duoud.cn

duoud.com

Similar names

duduo.cn

dudou.com

duodu.net

duodu.cn

dudou.cc

doudu.com

duduo.net

uduod.com

duodu.com

duodu.lt

udodu.com

doudu.net

duodu.no

duduo.org

dudou.com.cn

duodu.cc

doduu.com

dudou.ai

duodu.com.cn

odudu.com

duduo.com

uddou.com

DNS History

15 records (6 active, 9 former)

●NSheather.ns.cloudflare.com2026-02-15 → 2026-08-08 · 3 obs

○ 2016-12-10 01:57:20
● 2026-02-15 02:16:08
● 2026-08-08 12:11:52

○NSmain.ns365.net2015-03-26 → 2016-12-10 · 4 obs

● 2015-03-26 11:49:26
● 2016-12-10 01:57:20
○ 2026-02-15 02:16:08
○ 2026-08-08 12:11:52

●NSmarty.ns.cloudflare.com2026-02-15 → 2026-08-08 · 3 obs

○ 2016-12-10 01:57:20
● 2026-02-15 02:16:08
● 2026-08-08 12:11:52

○NSns10.ns365.net2015-03-26 → 2016-12-10 · 4 obs

● 2015-03-26 11:49:26
● 2016-12-10 01:57:20
○ 2026-02-15 02:16:08
○ 2026-08-08 12:11:52

○NSns11.ns365.net2015-03-26 → 2016-12-10 · 4 obs

● 2015-03-26 11:49:26
● 2016-12-10 01:57:20
○ 2026-02-15 02:16:08
○ 2026-08-08 12:11:52

○NSns12.ns365.net2015-03-26 → 2016-12-10 · 4 obs

● 2015-03-26 11:49:26
● 2016-12-10 01:57:20
○ 2026-02-15 02:16:08
○ 2026-08-08 12:11:52

○NSns9.ns365.net2015-03-26 → 2016-12-10 · 4 obs

● 2015-03-26 11:49:26
● 2016-12-10 01:57:20
○ 2026-02-15 02:16:08
○ 2026-08-08 12:11:52

●A104.21.56.1512026-02-15 → 2026-08-08 · 3 obs

○ 2016-12-10 01:57:20
● 2026-02-15 02:16:08
● 2026-08-08 12:11:52

○A124.173.117.642015-10-21 → 2016-12-10 · 5 obs

○ 2015-03-26 11:49:26
● 2015-10-21 05:14:46
● 2016-12-10 01:57:20
○ 2026-02-15 02:16:08
○ 2026-08-08 12:11:52

○A124.173.147.1642015-03-26 → 2015-03-26 · 3 obs

● 2015-03-26 11:49:26
○ 2015-10-21 05:14:46
○ 2026-08-08 12:11:52

●A172.67.152.1912026-02-15 → 2026-08-08 · 3 obs

○ 2016-12-10 01:57:20
● 2026-02-15 02:16:08
● 2026-08-08 12:11:52

○A2606:4700:3032::6815:38972026-02-15 → 2026-02-15 · 4 obs

○ 2016-12-10 01:57:20
● 2026-02-15 02:16:08
○ 2026-06-29 09:50:58
○ 2026-08-08 12:11:52

●A2606:4700:3035::6815:38972026-06-29 → 2026-08-08 · 3 obs

○ 2026-02-15 02:16:08
● 2026-06-29 09:50:58
● 2026-08-08 12:11:52

●A2606:4700:3035::ac43:98bf2026-06-29 → 2026-08-08 · 3 obs

○ 2026-02-15 02:16:08
● 2026-06-29 09:50:58
● 2026-08-08 12:11:52

○A2606:4700:3036::ac43:98bf2026-02-15 → 2026-02-15 · 4 obs

○ 2016-12-10 01:57:20
● 2026-02-15 02:16:08
○ 2026-06-29 09:50:58
○ 2026-08-08 12:11:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
duoud.com	heather.ns.cloudflare.com, marty.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.161

NS records: heather.ns.cloudflare.com, marty.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duoud.com (unsigned zone)

⏱️ Timing

Total: 130ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.152.191, 104.21.56.151`
AAAA	2	`2606:4700:3035::6815:3897, 2606:4700:3035::ac43:98bf`
NS	2	`heather.ns.cloudflare.com, marty.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`heather.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

duoud.com resolves to four IP addresses: 104.21.56.151, 172.67.152.191, 2606:4700:3035::6815:3897 and 2606:4700:3035::ac43:98bf.

mx2.kenyafreedomains.com, solverbook.com, impiety-razing.click plus two other host names have IP numbers in common with duoud.com.

Name Servers

duoud.com has two authoritative name servers — heather.ns.cloudflare.com and marty.ns.cloudflare.com.

The name server configuration of duoud.com is shared with other domains, for instance tiendamia.com, fimasi.com, hbxymy.com and two others.

duoud.com partially shares its NS delegation with several other domains, including nothinglikemusic.com, partnersinternational.ca, tbestaticsinv.com and two others.

These name servers are regularly seen alongside rex.ns.cloudflare.com and alexa.ns.cloudflare.com as name servers.

Hosts with 6 IP addresses each:

heather.ns.cloudflare.com points to 108.162.192.161, 172.64.32.161, 173.245.58.161 and 3 other IP addresses.

marty.ns.cloudflare.com points to 108.162.193.204, 172.64.33.204, 173.245.59.204 and 3 other IP addresses.