`dudc.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:ceca^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:3506^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.53.6^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.206.202^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jonah.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bba^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jonah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ba^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jonah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ba^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jonah.ns.cloudflare.com`
		A	108.162.193.186^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jonah.ns.cloudflare.com`
		A	172.64.33.186^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jonah.ns.cloudflare.com`
		A	173.245.59.186^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jonah.ns.cloudflare.com`
NS	`kiki.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ab4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kiki.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0b4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kiki.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20b4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kiki.ns.cloudflare.com`
		A	108.162.192.180^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kiki.ns.cloudflare.com`
		A	172.64.32.180^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kiki.ns.cloudflare.com`
		A	173.245.58.180^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kiki.ns.cloudflare.com`
MX	`mx1-hosting.jellyfish.systems` ⭐
		A	162.255.118.28^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`oxse3a.privateemail.com`
MX	`mx2-hosting.jellyfish.systems`⁽¹⁰⁾
		A	162.255.118.29^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`oxse2b.privateemail.com`
MX	`mx3-hosting.jellyfish.systems`⁽²⁰⁾
		A	162.255.118.13^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`mx3-hosting.jellyfish.systems`
TXT	`google-site-verification=C6p1hmQ4ZsYGN6H5rdARz6xPRzsk0pskeKw3iEzp_ys`
TXT	`v=spf1 +a +mx +ip4:209.74.67.154 include:spf.web-hosting.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.53.6, 172.67.206.202
		IPv6 hints	2606:4700:3034::ac43:ceca, 2606:4700:3035::6815:3506
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=103, name=cloudflare-ech.com
SOA	`jonah.ns.cloudflare.com`dns@cloudflare.com serial=2410307070

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1785089744

Same first word

dudc.com

dudc.org

dudc.or.kr

dudc.co.kr

dudc.kr

Similar names

cudd.org

ddcu.nl

uddc.com

dcud.org.tr

cudd.de

udcd.dk

cdud.com

ducd.azurewebsites.net

cddu.no

ucdd.org

dcud.com

dcud.org

cddu.com

uddc.net

ddcu.com

ducd.com.au

cudd.com

cddu.cn

udcd.com

ducd.com

dcdu.com

udcd.net

cudd.co

ucdd.com

dcdu.org

cudd.net

cudd.biz

dduc.com

DNS History

24 records (9 active, 15 former)

○NSdns1.name-services.com2015-08-18 → 2017-08-21 · 4 obs

● 2015-08-18 21:43:48
● 2017-08-21 21:10:52
○ 2026-05-19 02:07:24
○ 2026-07-26 18:45:08

○NSdns2.name-services.com2015-08-18 → 2017-08-21 · 4 obs

● 2015-08-18 21:43:48
● 2017-08-21 21:10:52
○ 2026-05-19 02:07:24
○ 2026-07-26 18:45:08

○NSdns3.name-services.com2015-08-18 → 2017-08-21 · 4 obs

● 2015-08-18 21:43:48
● 2017-08-21 21:10:52
○ 2026-05-19 02:07:24
○ 2026-07-26 18:45:08

○NSdns4.name-services.com2015-08-18 → 2017-08-21 · 4 obs

● 2015-08-18 21:43:48
● 2017-08-21 21:10:52
○ 2026-05-19 02:07:24
○ 2026-07-26 18:45:08

○NSdns5.name-services.com2015-08-18 → 2017-08-21 · 4 obs

● 2015-08-18 21:43:48
● 2017-08-21 21:10:52
○ 2026-05-19 02:07:24
○ 2026-07-26 18:45:08

●NSjonah.ns.cloudflare.com2026-05-19 → 2026-07-26 · 3 obs

○ 2017-08-21 21:10:52
● 2026-05-19 02:07:24
● 2026-07-26 18:45:08

●NSkiki.ns.cloudflare.com2026-05-19 → 2026-07-26 · 3 obs

○ 2017-08-21 21:10:52
● 2026-05-19 02:07:24
● 2026-07-26 18:45:08

○MXalt1.aspmx.l.google.com2015-08-18 → 2017-08-21 · 4 obs

● 2015-08-18 21:43:48
● 2017-08-21 21:10:52
○ 2026-05-19 02:07:24
○ 2026-07-26 18:45:08

○MXalt2.aspmx.l.google.com2015-08-18 → 2017-08-21 · 4 obs

● 2015-08-18 21:43:48
● 2017-08-21 21:10:52
○ 2026-05-19 02:07:24
○ 2026-07-26 18:45:08

○MXaspmx.l.google.com2015-08-18 → 2017-08-21 · 4 obs

● 2015-08-18 21:43:48
● 2017-08-21 21:10:52
○ 2026-05-19 02:07:24
○ 2026-07-26 18:45:08

○MXaspmx2.googlemail.com2015-08-18 → 2017-08-21 · 4 obs

● 2015-08-18 21:43:48
● 2017-08-21 21:10:52
○ 2026-05-19 02:07:24
○ 2026-07-26 18:45:08

○MXaspmx3.googlemail.com2015-08-18 → 2017-08-21 · 6 obs

● 2015-08-18 21:43:48
● 2016-07-23 01:29:16
○ 2017-04-01 00:08:42
● 2017-08-21 21:10:52
○ 2026-05-19 02:07:24
○ 2026-07-26 18:45:08

○MXaspmx4.googlemail.com2015-08-18 → 2017-08-21 · 4 obs

● 2015-08-18 21:43:48
● 2017-08-21 21:10:52
○ 2026-05-19 02:07:24
○ 2026-07-26 18:45:08

○MXaspmx5.googlemail.com2015-08-18 → 2017-08-21 · 4 obs

● 2015-08-18 21:43:48
● 2017-08-21 21:10:52
○ 2026-05-19 02:07:24
○ 2026-07-26 18:45:08

●MXmx1-hosting.jellyfish.systems2026-05-19 → 2026-07-26 · 3 obs

○ 2017-08-21 21:10:52
● 2026-05-19 02:07:24
● 2026-07-26 18:45:08

●MXmx2-hosting.jellyfish.systems2026-05-19 → 2026-07-26 · 3 obs

○ 2017-08-21 21:10:52
● 2026-05-19 02:07:24
● 2026-07-26 18:45:08

●MXmx3-hosting.jellyfish.systems2026-05-19 → 2026-07-26 · 3 obs

○ 2017-08-21 21:10:52
● 2026-05-19 02:07:24
● 2026-07-26 18:45:08

○A101.200.85.2402017-04-01 → 2017-08-21 · 5 obs

○ 2016-07-23 01:29:16
● 2017-04-01 00:08:42
● 2017-08-21 21:10:52
○ 2026-05-19 02:07:24
○ 2026-07-26 18:45:08

●A104.21.53.62026-05-19 → 2026-07-26 · 3 obs

○ 2017-08-21 21:10:52
● 2026-05-19 02:07:24
● 2026-07-26 18:45:08

●A172.67.206.2022026-05-19 → 2026-07-26 · 3 obs

○ 2017-08-21 21:10:52
● 2026-05-19 02:07:24
● 2026-07-26 18:45:08

○A182.92.159.1112015-08-18 → 2016-07-23 · 4 obs

● 2015-08-18 21:43:48
● 2016-07-23 01:29:16
○ 2017-04-01 00:08:42
○ 2026-07-26 18:45:08

○A2606:4700:3034::6815:35062026-05-19 → 2026-06-05 · 5 obs

○ 2017-08-21 21:10:52
● 2026-05-19 02:07:24
● 2026-06-05 22:01:30
○ 2026-07-08 16:01:16
○ 2026-07-26 18:45:08

●A2606:4700:3034::ac43:ceca2026-05-19 → 2026-07-26 · 3 obs

○ 2017-08-21 21:10:52
● 2026-05-19 02:07:24
● 2026-07-26 18:45:08

●A2606:4700:3035::6815:35062026-07-08 → 2026-07-26 · 3 obs

○ 2026-06-05 22:01:30
● 2026-07-08 16:01:16
● 2026-07-26 18:45:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
dudc.org	kiki.ns.cloudflare.com, jonah.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.186

NS records: kiki.ns.cloudflare.com, jonah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dudc.org (unsigned zone)

⏱️ Timing

Total: 355ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.53.6, 172.67.206.202`
AAAA	2	`2606:4700:3034::ac43:ceca, 2606:4700:3035::6815:3506`
NS	2	`jonah.ns.cloudflare.com, kiki.ns.cloudflare.com`
MX	3	`mx2-hosting.jellyfish.systems (pri: 10), mx3-hosting.jellyfish.systems (pri: 20)...`
TXT	2	`google-site-verification=C6p1hmQ4ZsYGN6H, v=spf1 +a +mx +ip4:209.74.67.154 include`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jonah.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

dudc.org directs to four IP numbers, which are 104.21.53.6, 172.67.206.202, 2606:4700:3034::ac43:ceca and 2606:4700:3035::6815:3506.

Additional host names — ethos-warsaw.com, pptgeek.com, dc5dc785841a.mudar.pl and two others — share IP numbers with dudc.org.

Name Servers

The NS records for dudc.org delegate to jonah.ns.cloudflare.com and kiki.ns.cloudflare.com.

dudc.org shares its name server setup with other domains, including lisa-brown.com.au, 717ya.com, 535www.com and two others.

The name servers of dudc.org overlap at least partially with those of other domains — among them dlink.me, bakerandvine.com, 23we.cc and two more.

These name servers commonly appear in combination with the name servers walt.ns.cloudflare.com.

Host names with 6 IP numbers:

jonah.ns.cloudflare.com maps to 108.162.193.186, 172.64.33.186, 173.245.59.186 and 3 additional IP addresses.

kiki.ns.cloudflare.com maps to 108.162.192.180, 172.64.32.180, 173.245.58.180 and 3 additional IP addresses.

Mail Servers

Mail for dudc.org is routed through three mail servers — mx1-hosting.jellyfish.systems, mx2-hosting.jellyfish.systems and mx3-hosting.jellyfish.systems.

dudc.org shares mail servers — at least in part — with other domains, including winterstick.net, cakmakinsaat.org, esport.mx and two others.

mx1-hosting.jellyfish.systems has IP address 162.255.118.28, mx2-hosting.jellyfish.systems has IP address 162.255.118.29 and mx3-hosting.jellyfish.systems has IP address 162.255.118.13 — one address each.

dudc.org - robtex.com

dudc.org

org

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`dudc.org`

`org`