linux-foundation.us - dns.ninja

linux-foundation.us

DNSSEC⚠️ Not signed
A3.131.150.69🇺🇸 Amazon3.131.0.0/16 EC2 CMH prefix
PTRec2-3-131-150-69.us-east-2.compute.amazonaws.com
NSns1.dnsimple-edge.com ⭐
A2620:111:8004::53🇺🇸 AS327712620:111:8004::/48 DNSimple Corporation
A199.247.152.53🇺🇸 AS32771199.247.152.0/24 DNSimple Corporation
NSns2.dnsimple-edge.net
A2620:111:8005::53🇺🇸 AS327712620:111:8005::/48 Vultr Customer Route
A199.247.153.53🇺🇸 AS32771199.247.153.0/24 Vultr Customer Route
NSns3.dnsimple-edge.io
A2620:111:8006::53🇺🇸 AS327712620:111:8006::/48 DNSimple Corporation
A199.247.154.53🇺🇸 AS32771199.247.154.0/24 DNSimple Corporation
NSns4.dnsimple-edge.org
A2620:111:8007::53🇺🇸 AS327712620:111:8007::/48 Vultr Customer Route
A199.247.155.53🇺🇸 AS32771199.247.155.0/24 Vultr Customer Route
MXsmtp1.linuxfoundation.org ⭐
MXsmtp2.linuxfoundation.org(15)
TXTv=spf1 -all
SOAns1.dnsimple-edge.comadmin@dnsimple.com serial=1557508493

us

DNSSEC🔒 Signed (DS record present)
NSa.cctld.us ⭐
NSb.cctld.us
NSf.cctld.us
NSk.cctld.us
NSm.cctld.us
NSn.cctld.us
NSw.cctld.us
NSx.cctld.us
NSy.cctld.us
SOAa.cctld.usadmin@tldns.godaddy serial=1786149845

Same first word

linux-foundation.org
linux-foundation.net
linux-foundation.jp
linux-foundation.us
linux-foundation.cn
linux-foundation.com
linux-foundation.info
linux-foundation.biz

DNS History

14 records (7 active, 7 former)

20162017201820192020202120222023202420252026NSns1.dnsimple-edge.comns2.dnsimple-edge.netns3.dnsimple-edge.ions4.dnsimple-edge.orgdns1.registrar-servers.comdns2.registrar-servers.comns1.dnsimple.comns1.linux-foundation.orgns2.linux-foundation.orgns3.dnsimple.comMXsmtp1.linuxfoundation.orgsmtp2.linuxfoundation.orgA3.131.150.69140.211.169.4
○NSdns1.registrar-servers.com2016-12-07 → 2017-08-31 · 5 obs
○ 2016-04-20 08:51:20
● 2016-12-07 14:12:28
● 2017-08-31 14:55:58
○ 2026-03-28 17:32:52
○ 2026-08-08 00:54:46
○NSdns2.registrar-servers.com2016-12-07 → 2017-08-31 · 5 obs
○ 2016-04-20 08:51:20
● 2016-12-07 14:12:28
● 2017-08-31 14:55:58
○ 2026-03-28 17:32:52
○ 2026-08-08 00:54:46
●NSns1.dnsimple-edge.com2026-07-10 → 2026-08-08 · 3 obs
○ 2026-04-09 03:20:54
● 2026-07-10 21:21:24
● 2026-08-08 00:54:46
○NSns1.dnsimple.com2026-03-28 → 2026-04-09 · 5 obs
○ 2017-08-31 14:55:58
● 2026-03-28 17:32:52
● 2026-04-09 03:20:54
○ 2026-07-10 21:21:24
○ 2026-08-08 00:54:46
○NSns1.linux-foundation.org2015-08-09 → 2016-04-20 · 4 obs
● 2015-08-09 22:21:54
● 2016-04-20 08:51:20
○ 2016-12-07 14:12:28
○ 2026-08-08 00:54:46
●NSns2.dnsimple-edge.net2026-03-28 → 2026-08-08 · 3 obs
○ 2017-08-31 14:55:58
● 2026-03-28 17:32:52
● 2026-08-08 00:54:46
○NSns2.linux-foundation.org2015-08-09 → 2016-04-20 · 4 obs
● 2015-08-09 22:21:54
● 2016-04-20 08:51:20
○ 2016-12-07 14:12:28
○ 2026-08-08 00:54:46
●NSns3.dnsimple-edge.io2026-07-10 → 2026-08-08 · 3 obs
○ 2026-04-09 03:20:54
● 2026-07-10 21:21:24
● 2026-08-08 00:54:46
○NSns3.dnsimple.com2026-03-28 → 2026-04-09 · 5 obs
○ 2017-08-31 14:55:58
● 2026-03-28 17:32:52
● 2026-04-09 03:20:54
○ 2026-07-10 21:21:24
○ 2026-08-08 00:54:46
●NSns4.dnsimple-edge.org2026-03-28 → 2026-08-08 · 3 obs
○ 2017-08-31 14:55:58
● 2026-03-28 17:32:52
● 2026-08-08 00:54:46
●MXsmtp1.linuxfoundation.org2015-08-09 → 2026-08-08 · 2 obs
● 2015-08-09 22:21:54
● 2026-08-08 00:54:46
●MXsmtp2.linuxfoundation.org2015-08-09 → 2026-08-08 · 2 obs
● 2015-08-09 22:21:54
● 2026-08-08 00:54:46
○A140.211.169.42015-08-09 → 2017-08-31 · 4 obs
● 2015-08-09 22:21:54
● 2017-08-31 14:55:58
○ 2026-03-28 17:32:52
○ 2026-08-08 00:54:46
●A3.131.150.692026-03-28 → 2026-08-08 · 3 obs
○ 2017-08-31 14:55:58
● 2026-03-28 17:32:52
● 2026-08-08 00:54:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usw.cctld.us, x.cctld.us, m.cctld.us, n.cctld.us...-
linux-foundation.usns2.dnsimple-edge.net, ns4.dnsimple-edge.org, ns1.dnsimple-edge.com, ns3.dnsimple-edge.io-

✅ Authoritative Response

Server:199.247.155.53

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linux-foundation.us (unsigned zone)

⏱️ Timing

Total: 557ms | Queries: -

📄 Records

TypeCountSample Data
A13.131.150.69
NS4ns1.dnsimple-edge.com, ns2.dnsimple-edge.net...
MX2smtp1.linuxfoundation.org (pri: 10), smtp2.linuxfoundation.org (pri: 15)
TXT1v=spf1 -all
SOA1ns1.dnsimple-edge.com admin.dnsimple.com

Analysis

IP Addresses

linux-foundation.us resolves to one IP address: 3.131.150.69.

www.slickcoupons.com, friendsmosaic.com, springbit.com and two other host names share IP numbers with linux-foundation.us.

Name Servers

The authoritative name servers for linux-foundation.us are ns1.dnsimple-edge.com, ns3.dnsimple-edge.io, ns2.dnsimple-edge.net and ns4.dnsimple-edge.org.

linux-foundation.us partially shares its NS delegation with several other domains, including aussiematematch.com, metalabs.co, bcsoh.org and two others.

These name servers are regularly seen alongside ns1.dnsimple.com and ns3.dnsimple.com as name servers.

ns1.dnsimple-edge.com, ns3.dnsimple-edge.io, ns2.dnsimple-edge.net and ns4.dnsimple-edge.org each carry two IP addresses. ns1.dnsimple-edge.com has 199.247.152.53 and 2620:111:8004::53; ns3.dnsimple-edge.io has 199.247.154.53 and 2620:111:8006::53; ns2.dnsimple-edge.net has 199.247.153.53 and 2620:111:8005::53; ns4.dnsimple-edge.org has 199.247.155.53 and 2620:111:8007::53.

Mail Servers

Mail for linux-foundation.us is handled by two mail servers — smtp1.linuxfoundation.org and smtp2.linuxfoundation.org.

linux-foundation.us uses an identical mail server configuration to several other domains — among them opena11y.net, envoyproxy.io, celinux.com and two more.