linuxexpert.org - dns.ninja

`linuxexpert.org`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3032::ac43:8a91^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:28c9^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.40.201^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.138.145^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`elle.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a6e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elle.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c06e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elle.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:206e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elle.ns.cloudflare.com`
		A	108.162.192.110^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elle.ns.cloudflare.com`
		A	172.64.32.110^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elle.ns.cloudflare.com`
		A	173.245.58.110^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elle.ns.cloudflare.com`
NS	`nitin.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bd7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nitin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nitin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nitin.ns.cloudflare.com`
		A	108.162.193.215^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nitin.ns.cloudflare.com`
		A	172.64.33.215^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nitin.ns.cloudflare.com`
		A	173.245.59.215^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nitin.ns.cloudflare.com`
MX	`mail.inbuxa.com` ⭐
		A	2600:3c06::2000:7dff:fe55:2f7b^{🇺🇸 AKAMAI-LINODE-AP2600:3c06::/32 Akamai Technologies}
			PTR	`mail.inbuxa.com`
		A	172.238.190.127^{🇺🇸 AKAMAI-LINODE-AP172.238.160.0/19 Akamai Technologies}
			PTR	`mail.inbuxa.com`
TXT	`ca3-7cc94a15d50b43d9901c95562f0feaca`
TXT	`facebook-domain-verification=qipsbawvkg2vig3gbee6rtzpwgxru3`
TXT	`google-site-verification=L_39P64hiVxOLtZIehXJE4ZhG8oSlqOdWIYzuyiJPfM`
TXT	`v=spf1 mx ra=postmaster -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.40.201, 172.67.138.145
		IPv6 hints	2606:4700:3032::ac43:8a91, 2606:4700:3033::6815:28c9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=48, name=cloudflare-ech.com
SOA	`elle.ns.cloudflare.com`dns@cloudflare.com serial=2412142838

`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=1786655528

Previously MX for

linuxexpert.org

Same first word

linuxexpert.org

linuxexpert.at

linuxexpert.cz

linuxexpert.net

linuxexpert.in

linuxexpert.com.br

linuxexpert.com

linuxexpert.ro

linuxexpert.ne.jp

linuxexpert.de

Similar names

expertlinux.com

DNS History

12 records (7 active, 5 former)

○NSdns.site5.com2018-09-17 → 2018-09-17 · 3 obs

● 2018-09-17 22:37:16
○ 2026-02-16 00:27:34
○ 2026-08-13 21:39:30

○NSdns2.site5.com2018-09-17 → 2018-09-17 · 3 obs

● 2018-09-17 22:37:16
○ 2026-02-16 00:27:34
○ 2026-08-13 21:39:30

●NSelle.ns.cloudflare.com2026-02-16 → 2026-08-13 · 3 obs

○ 2018-09-17 22:37:16
● 2026-02-16 00:27:34
● 2026-08-13 21:39:30

●NSnitin.ns.cloudflare.com2026-02-16 → 2026-08-13 · 3 obs

○ 2018-09-17 22:37:16
● 2026-02-16 00:27:34
● 2026-08-13 21:39:30

○MXlinuxexpert.org2018-09-17 → 2018-09-17 · 3 obs

● 2018-09-17 22:37:16
○ 2026-02-16 00:27:34
○ 2026-08-13 21:39:30

●MXmail.inbuxa.com2026-02-16 → 2026-08-13 · 3 obs

○ 2018-09-17 22:37:16
● 2026-02-16 00:27:34
● 2026-08-13 21:39:30

●A104.21.40.2012026-02-16 → 2026-08-13 · 3 obs

○ 2018-09-17 22:37:16
● 2026-02-16 00:27:34
● 2026-08-13 21:39:30

○A159.100.190.1942018-09-17 → 2018-09-17 · 3 obs

● 2018-09-17 22:37:16
○ 2026-02-16 00:27:34
○ 2026-08-13 21:39:30

●A172.67.138.1452026-02-16 → 2026-08-13 · 3 obs

○ 2018-09-17 22:37:16
● 2026-02-16 00:27:34
● 2026-08-13 21:39:30

●A2606:4700:3032::ac43:8a912026-02-16 → 2026-08-13 · 3 obs

○ 2018-09-17 22:37:16
● 2026-02-16 00:27:34
● 2026-08-13 21:39:30

●A2606:4700:3033::6815:28c92026-06-19 → 2026-08-13 · 3 obs

○ 2026-02-16 00:27:34
● 2026-06-19 18:52:42
● 2026-08-13 21:39:30

○A2606:4700:3034::6815:28c92026-02-16 → 2026-02-16 · 4 obs

○ 2018-09-17 22:37:16
● 2026-02-16 00:27:34
○ 2026-06-19 18:52:42
○ 2026-08-13 21:39:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
linuxexpert.org	elle.ns.cloudflare.com, nitin.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.110

NS records: elle.ns.cloudflare.com, nitin.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 486ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.138.145, 104.21.40.201`
AAAA	2	`2606:4700:3032::ac43:8a91, 2606:4700:3033::6815:28c9`
NS	2	`elle.ns.cloudflare.com, nitin.ns.cloudflare.com`
MX	1	`mail.inbuxa.com (pri: 10)`
TXT	4	`ca3-7cc94a15d50b43d9901c95562f0feaca, facebook-domain-verification=qipsbawvkg2...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`elle.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

linuxexpert.org directs to four IP numbers, which are 104.21.40.201, 172.67.138.145, 2606:4700:3032::ac43:8a91 and 2606:4700:3033::6815:28c9.

Two other host names, along with www.kaneenah.com, situdio.com and adrbc.com, also share IP numbers with linuxexpert.org.

Name Servers

DNS delegation for linuxexpert.org points to two name servers: elle.ns.cloudflare.com and nitin.ns.cloudflare.com.

linuxexpert.org shares its NS records with other domains, for example emylene.com, borealux.com, stormtrk.com and two others.

There is at least partial name server overlap between linuxexpert.org and other domains — imcelastika.gr, 66693.cfd, mypivcard.com and two more among them.

These name servers frequently co-occur with the name servers cass.ns.cloudflare.com and jim.ns.cloudflare.com.

DNS names with 6 IP addresses:

elle.ns.cloudflare.com has IP addresses 108.162.192.110, 172.64.32.110 and 173.245.58.110, plus 3 other.

nitin.ns.cloudflare.com has IP addresses 108.162.193.215, 172.64.33.215 and 173.245.59.215, plus 3 other.

Mail Servers

The sole mail server for linuxexpert.org is mail.inbuxa.com.

linuxexpert.org uses the same mail servers as linuxexpert.net, ttlhost.com, inbuxa.com and ihasmail.com, and other domains with the same setup.

mail.inbuxa.com carries two IP numbers: 172.238.190.127 and 2600:3c06::2000:7dff:fe55:2f7b.