linux.org - robtex.com

linux.org

DNSSEC⚠️ Not signed
A2606:4700:20::681a:e48🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::681a:f48🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::ac43:491a🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.14.72Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.15.72Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.73.26🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSlia.ns.cloudflare.com
A2606:4700:50::adf5:3ab9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlia.ns.cloudflare.com
A2803:f800:50::6ca2:c0b9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlia.ns.cloudflare.com
A2a06:98c1:50::ac40:20b9🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlia.ns.cloudflare.com
A108.162.192.185🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlia.ns.cloudflare.com
A172.64.32.185🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlia.ns.cloudflare.com
A173.245.58.185🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlia.ns.cloudflare.com
NSmark.ns.cloudflare.com
A2606:4700:58::adf5:3b82🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmark.ns.cloudflare.com
A2803:f800:50::6ca2:c182🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmark.ns.cloudflare.com
A2a06:98c1:50::ac40:2182🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmark.ns.cloudflare.com
A108.162.193.130🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmark.ns.cloudflare.com
A172.64.33.130🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmark.ns.cloudflare.com
A173.245.59.130🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmark.ns.cloudflare.com
MXmx1.improvmx.com
A2a05:d012:412:e201:88aa:e7b9:7a43:12d7🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A2a05:d012:412:e202:f36:2c1f:1a49:d38a🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A2a05:d012:412:e203:373a:f51a:4a85:1d25🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A13.37.195.136🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix
PTRec2-13-37-195-136.eu-west-3.compute.amazonaws.com
A15.236.236.160🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix
PTRec2-15-236-236-160.eu-west-3.compute.amazonaws.com
A35.181.18.45🇫🇷 Amazon35.181.0.0/16 EC2 CDG prefix
PTRec2-35-181-18-45.eu-west-3.compute.amazonaws.com
MXmx2.improvmx.com(20)
A2a05:d012:412:e201:1f6e:f6e4:8fd7:4678🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A2a05:d012:412:e202:e81e:cc44:3b53:8a3d🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A2a05:d012:412:e203:7e33:3d9c:28d7:ee20🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A13.36.107.63🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix
PTRec2-13-36-107-63.eu-west-3.compute.amazonaws.com
A13.36.222.39🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix
PTRec2-13-36-222-39.eu-west-3.compute.amazonaws.com
A15.236.61.92🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix
PTRec2-15-236-61-92.eu-west-3.compute.amazonaws.com
TXTahrefs-site-verification_631032cd30b4e19d3273793b1c65f11c66f6a5426ba38536b9d5...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.26.14.72, 104.26.15.72, 172.67.73.26
IPv6 hints2606:4700:20::681a:e48, 2606:4700:20::681a:f48, 2606:4700:20::ac43:491a
SOAlia.ns.cloudflare.comdns@cloudflare.com serial=2408645715

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1783205649
rank #2643 globally
rank #329 in the tld
WOT: SAFE (95/100)
📈 Tranco rank: #11,386

Subdomains

Same first word

Similar names

DNS History

46 records (10 active, 36 former)

20162017201820192020202120222023202420252026NSlia.ns.cloudflare.commark.ns.cloudflare.comdns1.name-services.comdns2.name-services.comdns3.name-services.comdns4.name-services.comdns5.name-services.comns1.iqnection.comns2.iqnection.comns43.worldnic.comns44.worldnic.comMXmx1.improvmx.commx2.improvmx.comeforwardct.name-services.comeforwardct2.name-services.comeforwardct3.name-services.comiqdig11.iqnection.comkp2.kennedyprojects.commx.iqemail.netA104.26.14.72104.26.15.72172.67.73.262606:4700:20::681a:e482606:4700:20::681a:f482606:4700:20::ac43:491a104.21.21.89104.21.80.209104.225.135.13104.27.166.219104.27.167.219104.28.16.26104.28.17.26107.170.33.185107.170.40.56172.67.153.210172.67.197.83192.243.104.10205.178.189.1312400:cb00:2048:1::681c:101a2400:cb00:2048:1::681c:111a2606:4700:30::681b:a6db2606:4700:30::681b:a7db2606:4700:3030::ac43:99d22606:4700:3033::6815:50d12606:4700:3033::ac43:c5532606:4700:3037::6815:1559
NSdns1.name-services.com2017-05-14 → 2017-06-06 · 5 obs
○ 2017-02-15 11:12:50
● 2017-05-14 05:46:42
● 2017-06-06 05:46:58
○ 2017-06-27 14:28:26
○ 2026-07-04 23:32:56
NSdns2.name-services.com2017-05-14 → 2017-06-06 · 5 obs
○ 2017-02-15 11:12:50
● 2017-05-14 05:46:42
● 2017-06-06 05:46:58
○ 2017-06-27 14:28:26
○ 2026-07-04 23:32:56
NSdns3.name-services.com2017-05-14 → 2017-06-06 · 5 obs
○ 2017-02-15 11:12:50
● 2017-05-14 05:46:42
● 2017-06-06 05:46:58
○ 2017-06-27 14:28:26
○ 2026-07-04 23:32:56
NSdns4.name-services.com2017-05-14 → 2017-06-06 · 5 obs
○ 2017-02-15 11:12:50
● 2017-05-14 05:46:42
● 2017-06-06 05:46:58
○ 2017-06-27 14:28:26
○ 2026-07-04 23:32:56
NSdns5.name-services.com2017-05-14 → 2017-06-06 · 5 obs
○ 2017-02-15 11:12:50
● 2017-05-14 05:46:42
● 2017-06-06 05:46:58
○ 2017-06-27 14:28:26
○ 2026-07-04 23:32:56
NSlia.ns.cloudflare.com2017-06-27 → 2026-07-04 · 6 obs
○ 2017-06-06 05:46:58
● 2017-06-27 14:28:26
● 2017-07-31 05:29:50
○ 2018-12-07 09:19:54
● 2018-12-22 23:50:30
● 2026-07-04 23:32:56
NSmark.ns.cloudflare.com2017-06-27 → 2026-07-04 · 6 obs
○ 2017-06-06 05:46:58
● 2017-06-27 14:28:26
● 2017-07-31 05:29:50
○ 2018-12-07 09:19:54
● 2018-12-22 23:50:30
● 2026-07-04 23:32:56
NSns1.iqnection.com2015-08-25 → 2017-02-15 · 4 obs
● 2015-08-25 02:54:50
● 2017-02-15 11:12:50
○ 2017-05-14 05:46:42
○ 2026-07-04 23:32:56
NSns2.iqnection.com2015-08-25 → 2017-02-15 · 4 obs
● 2015-08-25 02:54:50
● 2017-02-15 11:12:50
○ 2017-05-14 05:46:42
○ 2026-07-04 23:32:56
NSns43.worldnic.com2018-12-07 → 2018-12-07 · 4 obs
○ 2017-07-31 05:29:50
● 2018-12-07 09:19:54
○ 2018-12-22 23:50:30
○ 2026-07-04 23:32:56
NSns44.worldnic.com2018-12-07 → 2018-12-07 · 4 obs
○ 2017-07-31 05:29:50
● 2018-12-07 09:19:54
○ 2018-12-22 23:50:30
○ 2026-07-04 23:32:56
MXeforwardct.name-services.com2017-05-14 → 2017-06-06 · 5 obs
○ 2017-02-15 11:12:50
● 2017-05-14 05:46:42
● 2017-06-06 05:46:58
○ 2017-06-27 14:28:26
○ 2026-07-04 23:32:56
MXeforwardct2.name-services.com2017-05-14 → 2017-06-06 · 5 obs
○ 2017-02-15 11:12:50
● 2017-05-14 05:46:42
● 2017-06-06 05:46:58
○ 2017-06-27 14:28:26
○ 2026-07-04 23:32:56
MXeforwardct3.name-services.com2017-05-14 → 2017-06-06 · 5 obs
○ 2017-02-15 11:12:50
● 2017-05-14 05:46:42
● 2017-06-06 05:46:58
○ 2017-06-27 14:28:26
○ 2026-07-04 23:32:56
MXiqdig11.iqnection.com2016-07-05 → 2017-02-15 · 5 obs
○ 2016-06-28 07:12:12
● 2016-07-05 21:47:12
● 2017-02-15 11:12:50
○ 2017-05-14 05:46:42
○ 2026-07-04 23:32:56
MXkp2.kennedyprojects.com2017-06-27 → 2019-07-17 · 8 obs
○ 2017-06-06 05:46:58
● 2017-06-27 14:28:26
● 2017-07-31 05:29:50
○ 2018-12-07 09:19:54
● 2018-12-22 23:50:30
● 2019-07-17 15:36:40
○ 2021-06-28 03:33:02
○ 2026-07-04 23:32:56
MXmx.iqemail.net2015-08-25 → 2016-06-28 · 4 obs
● 2015-08-25 02:54:50
● 2016-06-28 07:12:12
○ 2016-07-05 21:47:12
○ 2026-07-04 23:32:56
MXmx1.improvmx.com2021-06-28 → 2026-07-04 · 3 obs
○ 2019-07-17 15:36:40
● 2021-06-28 03:33:02
● 2026-07-04 23:32:56
MXmx2.improvmx.com2021-06-28 → 2026-07-04 · 3 obs
○ 2019-07-17 15:36:40
● 2021-06-28 03:33:02
● 2026-07-04 23:32:56
A104.21.21.892021-08-08 → 2021-08-08 · 4 obs
○ 2021-06-28 03:33:02
● 2021-08-08 17:18:14
○ 2026-02-14 23:42:24
○ 2026-07-04 23:32:56
A104.21.80.2092021-06-28 → 2021-06-28 · 4 obs
○ 2019-07-17 15:36:40
● 2021-06-28 03:33:02
○ 2021-08-08 17:18:14
○ 2026-07-04 23:32:56
A104.225.135.132016-06-28 → 2016-10-11 · 5 obs
○ 2016-05-31 03:54:30
● 2016-06-28 07:12:12
● 2016-10-11 20:01:02
○ 2016-11-13 14:47:20
○ 2026-07-04 23:32:56
A104.26.14.722026-02-14 → 2026-07-04 · 3 obs
○ 2021-08-08 17:18:14
● 2026-02-14 23:42:24
● 2026-07-04 23:32:56
A104.26.15.722026-02-14 → 2026-07-04 · 3 obs
○ 2021-08-08 17:18:14
● 2026-02-14 23:42:24
● 2026-07-04 23:32:56
A104.27.166.2192018-12-22 → 2019-07-17 · 5 obs
○ 2018-12-07 09:19:54
● 2018-12-22 23:50:30
● 2019-07-17 15:36:40
○ 2021-06-28 03:33:02
○ 2026-07-04 23:32:56
A104.27.167.2192018-12-22 → 2019-07-17 · 5 obs
○ 2018-12-07 09:19:54
● 2018-12-22 23:50:30
● 2019-07-17 15:36:40
○ 2021-06-28 03:33:02
○ 2026-07-04 23:32:56
A104.28.16.262017-06-27 → 2017-07-31 · 5 obs
○ 2017-06-06 05:46:58
● 2017-06-27 14:28:26
● 2017-07-31 05:29:50
○ 2018-12-07 09:19:54
○ 2026-07-04 23:32:56
A104.28.17.262017-06-27 → 2017-07-31 · 5 obs
○ 2017-06-06 05:46:58
● 2017-06-27 14:28:26
● 2017-07-31 05:29:50
○ 2018-12-07 09:19:54
○ 2026-07-04 23:32:56
A107.170.33.1852017-05-14 → 2017-06-06 · 5 obs
○ 2017-02-15 11:12:50
● 2017-05-14 05:46:42
● 2017-06-06 05:46:58
○ 2017-06-27 14:28:26
○ 2026-07-04 23:32:56
A107.170.40.562015-08-25 → 2016-05-31 · 4 obs
● 2015-08-25 02:54:50
● 2016-05-31 03:54:30
○ 2016-06-28 07:12:12
○ 2026-07-04 23:32:56
A172.67.153.2102021-06-28 → 2021-06-28 · 4 obs
○ 2019-07-17 15:36:40
● 2021-06-28 03:33:02
○ 2021-08-08 17:18:14
○ 2026-07-04 23:32:56
A172.67.197.832021-08-08 → 2021-08-08 · 4 obs
○ 2021-06-28 03:33:02
● 2021-08-08 17:18:14
○ 2026-02-14 23:42:24
○ 2026-07-04 23:32:56
A172.67.73.262026-02-14 → 2026-07-04 · 3 obs
○ 2021-08-08 17:18:14
● 2026-02-14 23:42:24
● 2026-07-04 23:32:56
A192.243.104.102016-11-13 → 2017-02-15 · 5 obs
○ 2016-10-11 20:01:02
● 2016-11-13 14:47:20
● 2017-02-15 11:12:50
○ 2017-05-14 05:46:42
○ 2026-07-04 23:32:56
A205.178.189.1312018-12-07 → 2018-12-07 · 4 obs
○ 2017-07-31 05:29:50
● 2018-12-07 09:19:54
○ 2018-12-22 23:50:30
○ 2026-07-04 23:32:56
A2400:cb00:2048:1::681c:101a2017-06-27 → 2017-07-31 · 5 obs
○ 2017-06-06 05:46:58
● 2017-06-27 14:28:26
● 2017-07-31 05:29:50
○ 2018-12-07 09:19:54
○ 2026-07-04 23:32:56
A2400:cb00:2048:1::681c:111a2017-06-27 → 2017-07-31 · 5 obs
○ 2017-06-06 05:46:58
● 2017-06-27 14:28:26
● 2017-07-31 05:29:50
○ 2018-12-07 09:19:54
○ 2026-07-04 23:32:56
A2606:4700:20::681a:e482026-02-14 → 2026-07-04 · 3 obs
○ 2021-08-08 17:18:14
● 2026-02-14 23:42:24
● 2026-07-04 23:32:56
A2606:4700:20::681a:f482026-02-14 → 2026-07-04 · 3 obs
○ 2021-08-08 17:18:14
● 2026-02-14 23:42:24
● 2026-07-04 23:32:56
A2606:4700:20::ac43:491a2026-02-14 → 2026-07-04 · 3 obs
○ 2021-08-08 17:18:14
● 2026-02-14 23:42:24
● 2026-07-04 23:32:56
A2606:4700:30::681b:a6db2018-12-22 → 2019-07-17 · 5 obs
○ 2018-12-07 09:19:54
● 2018-12-22 23:50:30
● 2019-07-17 15:36:40
○ 2021-06-28 03:33:02
○ 2026-07-04 23:32:56
A2606:4700:30::681b:a7db2018-12-22 → 2019-07-17 · 5 obs
○ 2018-12-07 09:19:54
● 2018-12-22 23:50:30
● 2019-07-17 15:36:40
○ 2021-06-28 03:33:02
○ 2026-07-04 23:32:56
A2606:4700:3030::ac43:99d22021-06-28 → 2021-06-28 · 4 obs
○ 2019-07-17 15:36:40
● 2021-06-28 03:33:02
○ 2021-08-08 17:18:14
○ 2026-07-04 23:32:56
A2606:4700:3033::6815:50d12021-06-28 → 2021-06-28 · 4 obs
○ 2019-07-17 15:36:40
● 2021-06-28 03:33:02
○ 2021-08-08 17:18:14
○ 2026-07-04 23:32:56
A2606:4700:3033::ac43:c5532021-08-08 → 2021-08-08 · 4 obs
○ 2021-06-28 03:33:02
● 2021-08-08 17:18:14
○ 2026-02-14 23:42:24
○ 2026-07-04 23:32:56
A2606:4700:3037::6815:15592021-08-08 → 2021-08-08 · 4 obs
○ 2021-06-28 03:33:02
● 2021-08-08 17:18:14
○ 2026-02-14 23:42:24
○ 2026-07-04 23:32:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
linux.orglia.ns.cloudflare.com, mark.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.185

NS records: lia.ns.cloudflare.com, mark.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linux.org (unsigned zone)

⏱️ Timing

Total: 1402ms | Queries: -

📄 Records

TypeCountSample Data
A3104.26.14.72, 172.67.73.26...
AAAA32606:4700:20::ac43:491a, 2606:4700:20::681a:e48...
NS2lia.ns.cloudflare.com, mark.ns.cloudflare.com
MX2mx1.improvmx.com (pri: 10), mx2.improvmx.com (pri: 20)
TXT1ahrefs-site-verification_631032cd30b4e19
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1lia.ns.cloudflare.com dns.cloudflare.com

Analysis

Hierarchy

The domain www.linux.org falls under the parent linux.org.

IP Addresses

linux.org has 6 IP addresses — 104.26.14.72, 104.26.15.72, 172.67.73.26 and 3 more.

kiba.veloxmedia.com, ns2.valorchristian.com, gurneysresorts.com and two other host names share IP numbers with linux.org.

Name Servers

The NS records for linux.org delegate to lia.ns.cloudflare.com and mark.ns.cloudflare.com.

linux.org uses the same name servers as several other domains — among them presenton.ai, leverage.ro, viaeva.com and two more.

At least some of linux.org's name servers are shared with other domains, for example nongkhangkok.go.th, demmerimrecht.de, kaurfilms.com and two more.

It is common for these name servers to be used in conjunction with the name servers quentin.ns.cloudflare.com, george.ns.cloudflare.com and jo.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

lia.ns.cloudflare.com maps to 108.162.192.185, 172.64.32.185, 173.245.58.185 and 3 additional IP addresses.

mark.ns.cloudflare.com maps to 108.162.193.130, 172.64.33.130, 173.245.59.130 and 3 additional IP addresses.

Mail Servers

Mail for linux.org is handled by two mail servers — mx1.improvmx.com and mx2.improvmx.com.

linux.org uses an identical mail server configuration to several other domains — among them ingenioussoul.com, magone.ro, titanremovals.com and two more.

linux.org overlaps on mail servers with several other domains, for example cafe-zuckergoscherl.at, mensa.dk, sodalabs.com and yaddy.org.

Hostnames that resolve to 6 IP addresses:

mx1.improvmx.com maps to 13.37.195.136, 15.236.236.160, 35.181.18.45 and 3 additional IP addresses.

mx2.improvmx.com maps to 13.36.107.63, 13.36.222.39, 15.236.61.92 and 3 additional IP addresses.