gnu-linux.org - dns.ninja

`gnu-linux.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:39ca^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:c030^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.57.202^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.192.48^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`heidi.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26ec^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heidi.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ec^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`heidi.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ec^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`heidi.ns.cloudflare.com`
		A	108.162.194.236^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heidi.ns.cloudflare.com`
		A	162.159.38.236^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heidi.ns.cloudflare.com`
		A	172.64.34.236^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heidi.ns.cloudflare.com`
NS	`zahir.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c91^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zahir.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c391^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zahir.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2391^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zahir.ns.cloudflare.com`
		A	108.162.195.145^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zahir.ns.cloudflare.com`
		A	162.159.44.145^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zahir.ns.cloudflare.com`
		A	172.64.35.145^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zahir.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.57.202, 172.67.192.48
		IPv6 hints	2606:4700:3032::6815:39ca, 2606:4700:3032::ac43:c030
SOA	`heidi.ns.cloudflare.com`dns@cloudflare.com serial=2405819179

`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=1784370048

rank #290357 globally
rank #22601 in the tld

Same first word

gnu-linux.org

gnu-linux.ro

gnu-linux.pl

gnu-linux.com

gnu-linux.cz

DNS History

20 records (6 active, 14 former)

○NSdns1.bigrock.in2015-06-23 → 2017-02-05 · 4 obs

● 2015-06-23 13:54:54
● 2017-02-05 19:25:44
○ 2026-03-05 09:04:42
○ 2026-07-18 10:28:32

○NSdns2.bigrock.in2015-06-23 → 2017-02-05 · 4 obs

● 2015-06-23 13:54:54
● 2017-02-05 19:25:44
○ 2026-03-05 09:04:42
○ 2026-07-18 10:28:32

○NSdns3.bigrock.in2015-06-23 → 2017-02-05 · 4 obs

● 2015-06-23 13:54:54
● 2017-02-05 19:25:44
○ 2026-03-05 09:04:42
○ 2026-07-18 10:28:32

○NSdns4.bigrock.in2015-06-23 → 2017-02-05 · 4 obs

● 2015-06-23 13:54:54
● 2017-02-05 19:25:44
○ 2026-03-05 09:04:42
○ 2026-07-18 10:28:32

●NSheidi.ns.cloudflare.com2026-03-05 → 2026-07-18 · 3 obs

○ 2017-02-05 19:25:44
● 2026-03-05 09:04:42
● 2026-07-18 10:28:32

●NSzahir.ns.cloudflare.com2026-03-05 → 2026-07-18 · 3 obs

○ 2017-02-05 19:25:44
● 2026-03-05 09:04:42
● 2026-07-18 10:28:32

○MXalt1.aspmx.l.google.com2017-02-05 → 2017-02-05 · 4 obs

○ 2016-04-26 00:56:08
● 2017-02-05 19:25:44
○ 2026-03-05 09:04:42
○ 2026-07-18 10:28:32

○MXalt2.aspmx.l.google.com2017-02-05 → 2017-02-05 · 4 obs

○ 2016-04-26 00:56:08
● 2017-02-05 19:25:44
○ 2026-03-05 09:04:42
○ 2026-07-18 10:28:32

○MXaspmx.l.google.com2017-02-05 → 2017-02-05 · 4 obs

○ 2016-04-26 00:56:08
● 2017-02-05 19:25:44
○ 2026-03-05 09:04:42
○ 2026-07-18 10:28:32

○MXmail.gnu-linux.org2015-06-23 → 2016-04-26 · 4 obs

● 2015-06-23 13:54:54
● 2016-04-26 00:56:08
○ 2017-02-05 19:25:44
○ 2026-07-18 10:28:32

○MXus2.mx1.mailhostbox.com2015-06-23 → 2015-06-23 · 3 obs

● 2015-06-23 13:54:54
○ 2015-11-06 16:59:14
○ 2026-07-18 10:28:32

○MXus2.mx2.mailhostbox.com2015-06-23 → 2015-06-23 · 3 obs

● 2015-06-23 13:54:54
○ 2015-11-06 16:59:14
○ 2026-07-18 10:28:32

○MXus2.mx3.mailhostbox.com2015-06-23 → 2015-06-23 · 3 obs

● 2015-06-23 13:54:54
○ 2015-11-06 16:59:14
○ 2026-07-18 10:28:32

●A104.21.57.2022026-03-05 → 2026-07-18 · 3 obs

○ 2017-02-05 19:25:44
● 2026-03-05 09:04:42
● 2026-07-18 10:28:32

●A172.67.192.482026-03-05 → 2026-07-18 · 3 obs

○ 2017-02-05 19:25:44
● 2026-03-05 09:04:42
● 2026-07-18 10:28:32

○A192.241.240.1272015-06-23 → 2017-02-05 · 4 obs

● 2015-06-23 13:54:54
● 2017-02-05 19:25:44
○ 2026-03-05 09:04:42
○ 2026-07-18 10:28:32

○A2606:4700:3030::ac43:c0302026-03-05 → 2026-03-22 · 5 obs

○ 2017-02-05 19:25:44
● 2026-03-05 09:04:42
● 2026-03-22 12:26:04
○ 2026-07-09 19:18:04
○ 2026-07-18 10:28:32

○A2606:4700:3031::6815:39ca2026-03-05 → 2026-03-22 · 5 obs

○ 2017-02-05 19:25:44
● 2026-03-05 09:04:42
● 2026-03-22 12:26:04
○ 2026-07-09 19:18:04
○ 2026-07-18 10:28:32

●A2606:4700:3032::6815:39ca2026-07-09 → 2026-07-18 · 3 obs

○ 2026-03-22 12:26:04
● 2026-07-09 19:18:04
● 2026-07-18 10:28:32

●A2606:4700:3032::ac43:c0302026-07-09 → 2026-07-18 · 3 obs

○ 2026-03-22 12:26:04
● 2026-07-09 19:18:04
● 2026-07-18 10:28:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
gnu-linux.org	zahir.ns.cloudflare.com, heidi.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.236

NS records: zahir.ns.cloudflare.com, heidi.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gnu-linux.org (unsigned zone)

⏱️ Timing

Total: 401ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.192.48, 104.21.57.202`
AAAA	2	`2606:4700:3032::ac43:c030, 2606:4700:3032::6815:39ca`
NS	2	`heidi.ns.cloudflare.com, zahir.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`heidi.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

gnu-linux.org has four IP addresses: 104.21.57.202, 172.67.192.48, 2606:4700:3032::6815:39ca and 2606:4700:3032::ac43:c030.

Among the host names that share IP numbers with gnu-linux.org are asioka.net, danslesyeuxdelisa.be, astuteng.com and two others.

Name Servers

The NS records for gnu-linux.org delegate to heidi.ns.cloudflare.com and zahir.ns.cloudflare.com.

gnu-linux.org has the same name server delegation as a number of other domains, such as data-center-copyright-compliance.pages.dev, evolvetelemed.com, thicongtrannhom.com and two more.

gnu-linux.org has at least partial name server overlap with other domains, such as tejei.cc, newwareclub.com, seginfo.co and two others.

These name servers tend to appear together with the name servers nelci.ns.cloudflare.com, liz.ns.cloudflare.com and jaziel.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

heidi.ns.cloudflare.com maps to 108.162.194.236, 162.159.38.236, 172.64.34.236 and 3 additional IP addresses.

zahir.ns.cloudflare.com maps to 108.162.195.145, 162.159.44.145, 172.64.35.145 and 3 additional IP addresses.