`linuxfoundation.org`

DNSSEC	⚠️ Not signed
A	3.131.150.69^{🇺🇸 Amazon3.131.0.0/16 EC2 CMH prefix}
		PTR	`ec2-3-131-150-69.us-east-2.compute.amazonaws.com`
NS	`ns1.dnsimple.com` ⭐
		A	2400:cb00:2049:1::a29f:1804^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
			PTR	`ns1.dnsimple.com`
		A	162.159.24.4^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dnsimple.com`
NS	`ns2.dnsimple-edge.net`
		A	2620:111:8005::53^{🇺🇸 AS327712620:111:8005::/48 Vultr Customer Route}
		A	199.247.153.53^{🇺🇸 AS32771199.247.153.0/24 Vultr Customer Route}
NS	`ns3.dnsimple.com`
		A	2400:cb00:2049:1::a29f:1a04^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
			PTR	`ns3.dnsimple.com`
		A	162.159.26.4^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns3.dnsimple.com`
NS	`ns4.dnsimple-edge.org`
		A	2620:111:8007::53^{🇺🇸 AS327712620:111:8007::/48 Vultr Customer Route}
		A	199.247.155.53^{🇺🇸 AS32771199.247.155.0/24 Vultr Customer Route}
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c1f::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f26.1e100.net`
		A	2607:f8b0:4004:c1f::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f27.1e100.net`
		A	2607:f8b0:4004:c21::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f26.1e100.net`
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
		A	64.233.180.27^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f27.1e100.net`
			PTR	`pe-in-f27.1e100.net`
		A	142.251.179.26^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f26.1e100.net`
		A	142.251.179.27^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f27.1e100.net`
		A	172.253.62.26^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f26.1e100.net`
TXT	`asv=c1fdffadb0fd615cad7c3830edd07ed4`
TXT	`facebook-domain-verification=qszecvsg1sxiy6ula1zumzw4z247ra`
TXT	`google-site-verification=7fAmztvM0wOJRENtNl_PJUeEd4eUJxORFZ_mntw_O7A`
TXT	`google-site-verification=a8A4fR7tzctgZOlQxocIsntJ1g8Z9cbs0n9Aa5nXNwY`
TXT	`h1-domain-verification=RW2zqC5Bj38rfdBSmzPtCSS1TNKA3A9ECMCtd3PnLJ1FjkyF`
TXT	`hubspot-developer-verification=MWI3OGJhN2ItZmEyNi00Y2YwLWFhY2ItNTk1MjY0ZGNjNDk4`
TXT	`v=spf1 ip4:72.55.140.81 ip4:208.117.49.186 include:_spf.kernel.org include:_s...`
TXT	`9484b892358a64444745dd08fa0ab81b`
TXT	`D4A3BBDF34`
TXT	`ZOOM_verify_p8ePICiOQgaSJHn-6yQBPg`
TXT	`anthropic-domain-verification-sq0ey1=XppeaJedG8KD2nK8ldjCeokcn`
TXT	`google-site-verification=ePAjH3vCphIY2_rgMHImyk1COdKj1vawgxFn7V_TMGc`
TXT	`segment-site-verification=yPsODPJsnI9Rrj0xOCoR0yWIEaZqYfcN`
TXT	`sprout-social-8e0eec3a-98cb-4149-8898-17ecfd1bf5bf`
SOA	`ns1.dnsimple.com`admin@dnsimple.com serial=1557514384

`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=1778338636

rank #2388 globally
rank #296 in the tld
WOT: SAFE (96/100)
📈 Tranco rank: #10,326

Subdomains

platform.linuxfoundation.org

email.linuxfoundation.org

wl.linuxfoundation.org

insights.linuxfoundation.org

llvm.linuxfoundation.org

wiki.linuxfoundation.org

refspecs.linuxfoundation.org

trainingportal.linuxfoundation.org

www.linuxfoundation.org

ldn.linuxfoundation.org

training.linuxfoundation.org

sso.linuxfoundation.org

lists.linuxfoundation.org

video.linuxfoundation.org

c.linuxfoundation.org

automotive.linuxfoundation.org

events.linuxfoundation.org

lfx.linuxfoundation.org

itx.linuxfoundation.org

Same first word

Similar names

foundationlinux.com

DNS History

34 records (6 active, 28 former)

○NSns-1146.awsdns-15.org2019-07-06 → 2019-11-06 · 5 obs

○ 2018-04-19 23:51:14
● 2019-07-06 04:38:50
● 2019-11-06 03:17:06
○ 2020-02-21 05:49:00
○ 2026-05-09 15:28:30

○NSns-2035.awsdns-62.co.uk2019-07-06 → 2019-11-06 · 5 obs

○ 2018-04-19 23:51:14
● 2019-07-06 04:38:50
● 2019-11-06 03:17:06
○ 2020-02-21 05:49:00
○ 2026-05-09 15:28:30

○NSns-239.awsdns-29.com2019-07-06 → 2019-11-06 · 5 obs

○ 2018-04-19 23:51:14
● 2019-07-06 04:38:50
● 2019-11-06 03:17:06
○ 2020-02-21 05:49:00
○ 2026-05-09 15:28:30

○NSns-695.awsdns-22.net2019-07-06 → 2019-11-06 · 5 obs

○ 2018-04-19 23:51:14
● 2019-07-06 04:38:50
● 2019-11-06 03:17:06
○ 2020-02-21 05:49:00
○ 2026-05-09 15:28:30

●NSns1.dnsimple.com2020-02-21 → 2026-05-09 · 3 obs

○ 2019-11-06 03:17:06
● 2020-02-21 05:49:00
● 2026-05-09 15:28:30

○NSns1.ireithost.com2007-08-16 → 2007-08-16 · 3 obs

● 2007-08-16 05:29:18
○ 2015-08-16 06:40:38
○ 2026-05-09 15:28:30

○NSns1.linux-foundation.org2015-08-16 → 2018-04-19 · 7 obs

○ 2007-08-16 05:29:18
● 2015-08-16 06:40:38
● 2016-12-14 11:16:00
○ 2017-01-23 15:11:00
● 2018-04-19 23:51:14
○ 2019-07-06 04:38:50
○ 2026-05-09 15:28:30

●NSns2.dnsimple-edge.net2026-02-18 → 2026-05-09 · 3 obs

○ 2021-06-30 00:36:58
● 2026-02-18 07:37:36
● 2026-05-09 15:28:30

○NSns2.dnsimple.com2020-02-21 → 2021-06-30 · 5 obs

○ 2019-11-06 03:17:06
● 2020-02-21 05:49:00
● 2021-06-30 00:36:58
○ 2026-02-18 07:37:36
○ 2026-05-09 15:28:30

○NSns2.ireithost.com2007-08-16 → 2007-08-16 · 3 obs

● 2007-08-16 05:29:18
○ 2015-08-16 06:40:38
○ 2026-05-09 15:28:30

○NSns2.linux-foundation.org2015-08-16 → 2016-12-14 · 5 obs

○ 2007-08-16 05:29:18
● 2015-08-16 06:40:38
● 2016-12-14 11:16:00
○ 2017-01-23 15:11:00
○ 2026-05-09 15:28:30

●NSns3.dnsimple.com2020-02-21 → 2026-05-09 · 3 obs

○ 2019-11-06 03:17:06
● 2020-02-21 05:49:00
● 2026-05-09 15:28:30

●NSns4.dnsimple-edge.org2026-02-18 → 2026-05-09 · 3 obs

○ 2021-06-30 00:36:58
● 2026-02-18 07:37:36
● 2026-05-09 15:28:30

○NSns4.dnsimple.com2020-02-21 → 2021-06-30 · 5 obs

○ 2019-11-06 03:17:06
● 2020-02-21 05:49:00
● 2021-06-30 00:36:58
○ 2026-02-18 07:37:36
○ 2026-05-09 15:28:30

○NSns5.dnsmadeeasy.com2016-10-05 → 2018-04-19 · 5 obs

○ 2015-08-16 06:40:38
● 2016-10-05 13:33:42
● 2018-04-19 23:51:14
○ 2019-07-06 04:38:50
○ 2026-05-09 15:28:30

○NSns6.dnsmadeeasy.com2016-10-05 → 2018-04-19 · 5 obs

○ 2015-08-16 06:40:38
● 2016-10-05 13:33:42
● 2018-04-19 23:51:14
○ 2019-07-06 04:38:50
○ 2026-05-09 15:28:30

○NSns7.dnsmadeeasy.com2016-10-05 → 2018-04-19 · 5 obs

○ 2015-08-16 06:40:38
● 2016-10-05 13:33:42
● 2018-04-19 23:51:14
○ 2019-07-06 04:38:50
○ 2026-05-09 15:28:30

○MXalt1.aspmx.l.google.com2015-08-16 → 2021-06-30 · 5 obs

○ 2007-08-16 05:29:18
● 2015-08-16 06:40:38
● 2021-06-30 00:36:58
○ 2026-02-18 07:37:36
○ 2026-05-09 15:28:30

○MXalt2.aspmx.l.google.com2015-08-16 → 2021-06-30 · 5 obs

○ 2007-08-16 05:29:18
● 2015-08-16 06:40:38
● 2021-06-30 00:36:58
○ 2026-02-18 07:37:36
○ 2026-05-09 15:28:30

○MXalt3.aspmx.l.google.com2018-04-19 → 2021-06-30 · 5 obs

○ 2017-04-17 22:45:40
● 2018-04-19 23:51:14
● 2021-06-30 00:36:58
○ 2026-02-18 07:37:36
○ 2026-05-09 15:28:30

○MXalt4.aspmx.l.google.com2018-04-19 → 2021-06-30 · 5 obs

○ 2017-04-17 22:45:40
● 2018-04-19 23:51:14
● 2021-06-30 00:36:58
○ 2026-02-18 07:37:36
○ 2026-05-09 15:28:30

○MXaspmx.l.google.com2015-08-16 → 2021-06-30 · 5 obs

○ 2007-08-16 05:29:18
● 2015-08-16 06:40:38
● 2021-06-30 00:36:58
○ 2026-02-18 07:37:36
○ 2026-05-09 15:28:30

○MXaspmx2.googlemail.com2015-08-16 → 2017-04-17 · 5 obs

○ 2007-08-16 05:29:18
● 2015-08-16 06:40:38
● 2017-04-17 22:45:40
○ 2018-04-19 23:51:14
○ 2026-05-09 15:28:30

○MXaspmx3.googlemail.com2015-08-16 → 2017-04-17 · 5 obs

○ 2007-08-16 05:29:18
● 2015-08-16 06:40:38
● 2017-04-17 22:45:40
○ 2018-04-19 23:51:14
○ 2026-05-09 15:28:30

●MXsmtp.google.com2026-02-18 → 2026-05-09 · 3 obs

○ 2021-06-30 00:36:58
● 2026-02-18 07:37:36
● 2026-05-09 15:28:30

○A140.211.169.42015-08-16 → 2017-04-17 · 5 obs

○ 2007-08-16 05:29:18
● 2015-08-16 06:40:38
● 2017-04-17 22:45:40
○ 2018-04-19 23:51:14
○ 2026-05-09 15:28:30

○A23.185.0.22018-04-19 → 2020-02-21 · 5 obs

○ 2017-04-17 22:45:40
● 2018-04-19 23:51:14
● 2020-02-21 05:49:00
○ 2021-04-04 04:41:56
○ 2026-05-09 15:28:30

○A23.185.0.42021-04-04 → 2021-06-30 · 5 obs

○ 2020-02-21 05:49:00
● 2021-04-04 04:41:56
● 2021-06-30 00:36:58
○ 2026-02-18 07:37:36
○ 2026-05-09 15:28:30

○A2620:12a:8000::22018-04-19 → 2020-02-21 · 5 obs

○ 2017-04-17 22:45:40
● 2018-04-19 23:51:14
● 2020-02-21 05:49:00
○ 2021-04-04 04:41:56
○ 2026-05-09 15:28:30

○A2620:12a:8000::42021-04-04 → 2021-06-30 · 5 obs

○ 2020-02-21 05:49:00
● 2021-04-04 04:41:56
● 2021-06-30 00:36:58
○ 2026-02-18 07:37:36
○ 2026-05-09 15:28:30

○A2620:12a:8001::22018-04-19 → 2020-02-21 · 5 obs

○ 2017-04-17 22:45:40
● 2018-04-19 23:51:14
● 2020-02-21 05:49:00
○ 2021-04-04 04:41:56
○ 2026-05-09 15:28:30

○A2620:12a:8001::42021-04-04 → 2021-06-30 · 5 obs

○ 2020-02-21 05:49:00
● 2021-04-04 04:41:56
● 2021-06-30 00:36:58
○ 2026-02-18 07:37:36
○ 2026-05-09 15:28:30

●A3.131.150.692026-02-18 → 2026-05-09 · 3 obs

○ 2021-06-30 00:36:58
● 2026-02-18 07:37:36
● 2026-05-09 15:28:30

○A63.214.247.1702007-08-16 → 2007-08-16 · 3 obs

● 2007-08-16 05:29:18
○ 2015-08-16 06:40:38
○ 2026-05-09 15:28:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
linuxfoundation.org	ns4.dnsimple-edge.org, ns2.dnsimple-edge.net, ns1.dnsimple.com, ns3.dnsimple.com	2 records

✅ Authoritative Response

Server:162.159.24.4

NS records: ns4.dnsimple-edge.org, ns2.dnsimple-edge.net, ns1.dnsimple.com, ns3.dnsimple.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linuxfoundation.org (unsigned zone)

⏱️ Timing

Total: 658ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`3.131.150.69`
NS	4	`ns1.dnsimple.com, ns2.dnsimple-edge.net...`
MX	1	`smtp.google.com (pri: 1)`
TXT	14	`asv=c1fdffadb0fd615cad7c3830edd07ed4, facebook-domain-verification=qszecvsg1sx...`
SOA	1	`ns1.dnsimple.com admin.dnsimple.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns4.dnsimple-edge.org, ns4.dnsimple-edge.org)

Analysis

Hierarchy

linuxfoundation.org is the parent of platform.linuxfoundation.org, email.linuxfoundation.org, wl.linuxfoundation.org, insights.linuxfoundation.org, llvm.linuxfoundation.org and several other host names.

IP Addresses

linuxfoundation.org points to a single IP: 3.131.150.69.

Other host names, for instance www.denimandsteel.com, foylepaddlersisfun.net, www.mathewpeattie.com, maticins.com and symfilm.com share IP numbers with linuxfoundation.org.

Name Servers

linuxfoundation.org is delegated to four name servers: ns1.dnsimple.com, ns3.dnsimple.com, ns2.dnsimple-edge.net and ns4.dnsimple-edge.org.

linuxfoundation.org at least partially shares its name servers with other domains, for instance newsletter.land, ads-bellamedialab.com, grahamashton.net, olkb.com and kerneltools.org.

These name servers are commonly used alongside ns2.dnsimple.com and ns4.dnsimple.com.

Host names with two IPs: ns1.dnsimple.com points to 2400:cb00:2049:1::a29f:1804 and 162.159.24.4; ns3.dnsimple.com points to 2400:cb00:2049:1::a29f:1a04 and 162.159.26.4; ns2.dnsimple-edge.net points to 2620:111:8005::53 and 199.247.153.53; ns4.dnsimple-edge.org points to 2620:111:8007::53 and 199.247.155.53.

Mail Servers

linuxfoundation.org is served by a single mail server, smtp.google.com.

linuxfoundation.org uses the same mail server setup as other domains such as fngdesign.com.tw, notaioamilano.it, fraudalerts.it, denoize.com and bq-services.com.

linuxfoundation.org shares some mail servers with other domains, including caai.jp, abelleratax.com, rmrkblty.org, ethereumlane.com and thornestudio.com.

smtp.google.com points to nine IP numbers: 2607:f8b0:4004:c1f::1a, 2607:f8b0:4004:c1f::1b, 2607:f8b0:4004:c21::1a, 2607:f8b0:4004:c21::1b, 64.233.180.26, 64.233.180.27, 142.251.179.26, 142.251.179.27 and 172.253.62.26.

linuxfoundation.org - robtex.com