`linuxadmin.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::6815:3107^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8bfd^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.49.7^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.139.253^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cheryl.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a53^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cheryl.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c053^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cheryl.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2053^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cheryl.ns.cloudflare.com`
		A	108.162.192.83^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cheryl.ns.cloudflare.com`
		A	172.64.32.83^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cheryl.ns.cloudflare.com`
		A	173.245.58.83^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cheryl.ns.cloudflare.com`
NS	`logan.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bc6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`logan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`logan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`logan.ns.cloudflare.com`
		A	108.162.193.198^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`logan.ns.cloudflare.com`
		A	172.64.33.198^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`logan.ns.cloudflare.com`
		A	173.245.59.198^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`logan.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.49.7, 172.67.139.253
		IPv6 hints	2606:4700:3036::6815:3107, 2606:4700:3037::ac43:8bfd
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=20, name=cloudflare-ech.com
SOA	`cheryl.ns.cloudflare.com`dns@cloudflare.com serial=2405298522

`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=1781365980

WOT: SAFE (71/100)

Same first word

linuxadmin.biz

linuxadmin.me

linuxadmin.it

linuxadmin.ru

linuxadmin.eti.br

linuxadmin.io

linuxadmin.xyz

linuxadmin.nl

linuxadmin.us

linuxadmin.cz

linuxadmin.at

linuxadmin.hu

linuxadmin.sk

linuxadmin.pro

linuxadmin.se

linuxadmin.com

linuxadmin.de

linuxadmin.co.uk

linuxadmin.cn

linuxadmin.org

linuxadmin.eu

linuxadmin.ro

linuxadmin.lt

Similar names

adminlinux.blogspot.com.es

adminlinux.com

adminlinux.blogspot.com

DNS History

15 records (6 active, 9 former)

●NScheryl.ns.cloudflare.com2026-02-15 → 2026-06-13 · 3 obs

○ 2017-04-05 14:48:24
● 2026-02-15 02:55:14
● 2026-06-13 15:58:56

●NSlogan.ns.cloudflare.com2026-02-15 → 2026-06-13 · 3 obs

○ 2017-04-05 14:48:24
● 2026-02-15 02:55:14
● 2026-06-13 15:58:56

○NSns1.digitalocean.com2015-08-12 → 2017-04-05 · 4 obs

● 2015-08-12 19:53:40
● 2017-04-05 14:48:24
○ 2026-02-15 02:55:14
○ 2026-06-13 15:58:56

○NSns2.digitalocean.com2015-08-12 → 2017-04-05 · 4 obs

● 2015-08-12 19:53:40
● 2017-04-05 14:48:24
○ 2026-02-15 02:55:14
○ 2026-06-13 15:58:56

○NSns3.digitalocean.com2015-08-12 → 2017-04-05 · 4 obs

● 2015-08-12 19:53:40
● 2017-04-05 14:48:24
○ 2026-02-15 02:55:14
○ 2026-06-13 15:58:56

○MXmx.linuxadmin.org2015-08-12 → 2026-02-16 · 4 obs

● 2015-08-12 19:53:40
● 2026-02-16 00:30:46
○ 2026-02-17 22:40:26
○ 2026-06-13 15:58:56

●A104.21.49.72026-02-15 → 2026-06-13 · 10 obs

○ 2017-04-05 14:48:24
● 2026-02-15 02:55:14
● 2026-02-25 19:26:08
○ 2026-03-19 10:57:46
○ 2026-04-01 03:38:44
● 2026-04-05 07:03:56
○ 2026-04-21 17:11:06
○ 2026-04-30 00:01:32
● 2026-05-20 18:43:36
● 2026-06-13 15:58:56

●A172.67.139.2532026-02-15 → 2026-06-13 · 10 obs

○A188.114.96.02026-03-19 → 2026-04-30 · 8 obs

○ 2026-02-25 19:26:08
● 2026-03-19 10:57:46
● 2026-04-01 03:38:44
○ 2026-04-05 07:03:56
● 2026-04-21 17:11:06
● 2026-04-30 00:01:32
○ 2026-05-20 18:43:36
○ 2026-06-13 15:58:56

○A188.114.97.02026-03-19 → 2026-04-30 · 8 obs

○ 2026-02-25 19:26:08
● 2026-03-19 10:57:46
● 2026-04-01 03:38:44
○ 2026-04-05 07:03:56
● 2026-04-21 17:11:06
● 2026-04-30 00:01:32
○ 2026-05-20 18:43:36
○ 2026-06-13 15:58:56

○A192.241.240.222015-08-12 → 2017-04-05 · 4 obs

● 2015-08-12 19:53:40
● 2017-04-05 14:48:24
○ 2026-02-15 02:55:14
○ 2026-06-13 15:58:56

●A2606:4700:3036::6815:31072026-02-15 → 2026-06-13 · 10 obs

●A2606:4700:3037::ac43:8bfd2026-02-15 → 2026-06-13 · 10 obs

○A2a06:98c1:3120::2026-03-19 → 2026-04-30 · 8 obs

○ 2026-02-25 19:26:08
● 2026-03-19 10:57:46
● 2026-04-01 03:38:44
○ 2026-04-05 07:03:56
● 2026-04-21 17:11:06
● 2026-04-30 00:01:32
○ 2026-05-20 18:43:36
○ 2026-06-13 15:58:56

○A2a06:98c1:3121::2026-03-19 → 2026-04-30 · 8 obs

○ 2026-02-25 19:26:08
● 2026-03-19 10:57:46
● 2026-04-01 03:38:44
○ 2026-04-05 07:03:56
● 2026-04-21 17:11:06
● 2026-04-30 00:01:32
○ 2026-05-20 18:43:36
○ 2026-06-13 15:58:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org	-
linuxadmin.org	logan.ns.cloudflare.com, cheryl.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.83

NS records: logan.ns.cloudflare.com, cheryl.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linuxadmin.org (unsigned zone)

⏱️ Timing

Total: 607ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.139.253, 104.21.49.7`
AAAA	2	`2606:4700:3037::ac43:8bfd, 2606:4700:3036::6815:3107`
NS	2	`cheryl.ns.cloudflare.com, logan.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cheryl.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

linuxadmin.org points to four IP numbers: 104.21.49.7, 172.67.139.253, 2606:4700:3036::6815:3107 and 2606:4700:3037::ac43:8bfd.

Two other host names, along with xoilaczz27.live, nudist.zadniza.com and smartbodynutritioncv.info, also share IP numbers with linuxadmin.org.

Name Servers

DNS delegation for linuxadmin.org points to two name servers: cheryl.ns.cloudflare.com and logan.ns.cloudflare.com.

linuxadmin.org shares its NS records with other domains, for example lnc-a.info, umtv.info, magicalkingdom.co.uk and two others.

linuxadmin.org has at least partial name server overlap with other domains, such as stic-jnb.com, ranchobuenavista.es, owl-tech.de and two others.

It is common to see these name servers used together with name servers davina.ns.cloudflare.com and adaline.ns.cloudflare.com.

DNS names with 6 IP addresses:

cheryl.ns.cloudflare.com has IP addresses 108.162.192.83, 172.64.32.83 and 173.245.58.83, plus 3 other.

logan.ns.cloudflare.com has IP addresses 108.162.193.198, 172.64.33.198 and 173.245.59.198, plus 3 other.

linuxadmin.org - robtex.com

linuxadmin.org

org

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`linuxadmin.org`

`org`