`nubuntu.org`

DNSSEC	⚠️ Not signed
A	2606:4700:130:436c:6f75:6466:6c61:7265^{🇺🇸 Cloudflare2606:4700:130::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.64.80.1^{🇺🇸 Cloudflare172.64.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`brady.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cd7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brady.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3d7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`brady.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23d7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`brady.ns.cloudflare.com`
		A	108.162.195.215^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brady.ns.cloudflare.com`
		A	162.159.44.215^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brady.ns.cloudflare.com`
		A	172.64.35.215^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brady.ns.cloudflare.com`
NS	`ursula.ns.cloudflare.com`
		A	2606:4700:50::a29f:26bf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ursula.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2bf^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ursula.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22bf^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ursula.ns.cloudflare.com`
		A	108.162.194.191^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ursula.ns.cloudflare.com`
		A	162.159.38.191^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ursula.ns.cloudflare.com`
		A	172.64.34.191^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ursula.ns.cloudflare.com`
TXT	`google-site-verification=Bb1iFP9jTEbMT_NX1WEczUGVrr133rpAA-lmMaIw3GQ`
TXT	`google-site-verification=OB8l-lXjCTkZAVYtFo7iqWR5En-CZyE3P8Wl7Ch5X3k`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	172.64.80.1
		IPv6	2606:4700:130:436c:6f75:6466:6c61:7265
SOA	`brady.ns.cloudflare.com`dns@cloudflare.com serial=2396373331

`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=1771291736

rank #877896 globally
rank #65784 in the tld
WOT: SAFE (88/100)

Previously MX for

www.nubuntu.org

nubuntu.org

Subdomains

www.nubuntu.org

Same first word

nubuntu.org

Similar names

unbuntu.net

unbuntu.de

unbuntu.com

DNS History

19 records (4 active, 15 former)

●NSbrady.ns.cloudflare.com2026-02-21 → 2026-03-09 · 3 obs

○ 2017-02-05 19:16:52
● 2026-02-21 17:23:34
● 2026-03-09 11:06:44

○NSns03.domaincontrol.com2016-06-20 → 2017-02-05 · 5 obs

○ 2016-02-05 04:53:26
● 2016-06-20 12:45:42
● 2017-02-05 19:16:52
○ 2026-02-21 17:23:34
○ 2026-03-09 11:06:44

○NSns04.domaincontrol.com2016-06-20 → 2017-02-05 · 5 obs

○ 2016-02-05 04:53:26
● 2016-06-20 12:45:42
● 2017-02-05 19:16:52
○ 2026-02-21 17:23:34
○ 2026-03-09 11:06:44

○NSns3.tektonic.net2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 21:55:00
○ 2015-07-20 15:13:58
○ 2026-03-09 11:06:44

○NSns4.tektonic.net2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 21:55:00
○ 2015-07-20 15:13:58
○ 2026-03-09 11:06:44

○NSns71.domaincontrol.com2015-07-20 → 2016-02-05 · 5 obs

○ 2008-03-20 21:55:00
● 2015-07-20 15:13:58
● 2016-02-05 04:53:26
○ 2016-06-20 12:45:42
○ 2026-03-09 11:06:44

○NSns72.domaincontrol.com2015-07-20 → 2016-02-05 · 5 obs

○ 2008-03-20 21:55:00
● 2015-07-20 15:13:58
● 2016-02-05 04:53:26
○ 2016-06-20 12:45:42
○ 2026-03-09 11:06:44

●NSursula.ns.cloudflare.com2026-02-21 → 2026-03-09 · 3 obs

○ 2017-02-05 19:16:52
● 2026-02-21 17:23:34
● 2026-03-09 11:06:44

○MXmail.nubuntu.org2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 21:55:00
○ 2015-07-20 15:13:58
○ 2026-03-09 11:06:44

○MXnubuntu.org2015-07-20 → 2017-02-05 · 5 obs

○ 2008-03-20 21:55:00
● 2015-07-20 15:13:58
● 2017-02-05 19:16:52
○ 2026-02-21 17:23:34
○ 2026-03-09 11:06:44

○A104.21.13.102026-02-21 → 2026-02-21 · 4 obs

○ 2017-02-05 19:16:52
● 2026-02-21 17:23:34
○ 2026-03-02 11:45:18
○ 2026-03-09 11:06:44

●A172.64.80.12026-03-02 → 2026-03-09 · 3 obs

○ 2026-02-21 17:23:34
● 2026-03-02 11:45:18
● 2026-03-09 11:06:44

○A172.67.167.2232026-02-21 → 2026-02-21 · 4 obs

○ 2017-02-05 19:16:52
● 2026-02-21 17:23:34
○ 2026-03-02 11:45:18
○ 2026-03-09 11:06:44

○A192.186.194.772015-07-20 → 2016-02-05 · 5 obs

○ 2008-03-20 21:55:00
● 2015-07-20 15:13:58
● 2016-02-05 04:53:26
○ 2016-06-20 12:45:42
○ 2026-03-09 11:06:44

●A2606:4700:130:436c:6f75:6466:6c61:72652026-03-02 → 2026-03-09 · 3 obs

○ 2026-02-21 17:23:34
● 2026-03-02 11:45:18
● 2026-03-09 11:06:44

○A2606:4700:3030::6815:d0a2026-02-21 → 2026-02-21 · 4 obs

○ 2017-02-05 19:16:52
● 2026-02-21 17:23:34
○ 2026-03-02 11:45:18
○ 2026-03-09 11:06:44

○A2606:4700:3035::ac43:a7df2026-02-21 → 2026-02-21 · 4 obs

○ 2017-02-05 19:16:52
● 2026-02-21 17:23:34
○ 2026-03-02 11:45:18
○ 2026-03-09 11:06:44

○A50.62.134.902016-06-20 → 2017-02-05 · 5 obs

○ 2016-02-05 04:53:26
● 2016-06-20 12:45:42
● 2017-02-05 19:16:52
○ 2026-02-21 17:23:34
○ 2026-03-09 11:06:44

○A72.249.126.52008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 21:55:00
○ 2015-07-20 15:13:58
○ 2026-03-09 11:06:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org	-
nubuntu.org	brady.ns.cloudflare.com, ursula.ns.cloudflare.com	-

✅ Authoritative Response

Server: 172.64.34.191

NS records: brady.ns.cloudflare.com, ursula.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nubuntu.org (unsigned zone)

⏱️ Timing

Total: 557ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.167.223, 104.21.13.10`
AAAA	2	`2606:4700:3035::ac43:a7df, 2606:4700:3030::6815:d0a`
NS	2	`brady.ns.cloudflare.com, ursula.ns.cloudflare.com`
TXT	2	`google-site-verification=Bb1iFP9jTEbMT_N, google-site-verification=OB8l-lXjCTkZAVY`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`brady.ns.cloudflare.com dns.cloudflare.c`

Analysis

Hierarchy

The parent of www.nubuntu.org is nubuntu.org.

IP Addresses

nubuntu.org points to two IP numbers: 2606:4700:130:436c:6f75:6466:6c61:7265 and 172.64.80.1.

Other host names such as zannuaire.fr, biobase.ind.br, appbrain.ru, ns2.cleobabys.com and trueup.io share IPs with nubuntu.org.

Name Servers

Two name servers brady.ns.cloudflare.com and ursula.ns.cloudflare.com handle the delegation for nubuntu.org.

nubuntu.org shares the same name server setup as other domains, for example flipbook.org, vidomi.com, drepin.ru, mypdf.me and brochure-maker.com.

nubuntu.org at least partially shares name servers with other domains, for example weblinks.cz, mujeresmrh.gob.mx, feebabys.com, evrs.eu and jokemoothong.com.

these name servers commonly pair with gabriel.ns.cloudflare.com, lilyana.ns.cloudflare.com, seth.ns.cloudflare.com and alexia.ns.cloudflare.com.

Host names with six IP numbers:

brady.ns.cloudflare.com points to 2606:4700:58::a29f:2cd7, 2803:f800:50::6ca2:c3d7, 2a06:98c1:50::ac40:23d7, 108.162.195.215, 162.159.44.215 and 172.64.35.215.

ursula.ns.cloudflare.com points to 2606:4700:50::a29f:26bf, 2803:f800:50::6ca2:c2bf, 2a06:98c1:50::ac40:22bf, 108.162.194.191, 162.159.38.191 and 172.64.34.191.

nubuntu.org - robtex.com

nubuntu.org

org

Previously MX for

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

`nubuntu.org`

`org`