linux.dev - robtex.com

linux.dev

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
MXaspmx1.migadu.com
A2001:41d0:303:648a::1🇫🇷 OVH2001:41d0::/32 IPv6
A2001:41d0:700:19b4::1🇫🇷 OVH2001:41d0::/32 IPv6
A2001:41d0:700:1a57::1🇫🇷 OVH2001:41d0::/32 IPv6
A51.38.57.138🇫🇷 OVH51.38.0.0/16
PTRmizu0.migadu.com
A135.125.171.180🇫🇷 OVH135.125.128.0/17
PTRns3160119.ip-135-125-171.eu
A135.125.222.87🇫🇷 OVH135.125.128.0/17
PTRns3160230.ip-135-125-222.eu
MXaspmx2.migadu.com(20)
A2001:41d0:303:648a::1🇫🇷 OVH2001:41d0::/32 IPv6
A2001:41d0:700:19b4::1🇫🇷 OVH2001:41d0::/32 IPv6
A2001:41d0:700:1a57::1🇫🇷 OVH2001:41d0::/32 IPv6
A51.38.57.138🇫🇷 OVH51.38.0.0/16
PTRmizu0.migadu.com
A135.125.171.180🇫🇷 OVH135.125.128.0/17
PTRns3160119.ip-135-125-171.eu
A135.125.222.87🇫🇷 OVH135.125.128.0/17
PTRns3160230.ip-135-125-222.eu
TXTv=spf1 include:spf.migadu.com include:_spf.kernel.org ~all
TXThosted-email-verify=ek8nqiqu
SOAns1.dnsimple-edge.comadmin@dnsimple.com serial=1576522246

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

Similar names

DNS History

11 records (7 active, 4 former)

2017201820192020202120222023202420252026NSns1.dnsimple-edge.comns2.dnsimple-edge.netns3.dnsimple-edge.ions4.dnsimple-edge.orgns1.dnsimple.comns3.dnsimple.comMXaspmx1.migadu.comaspmx2.migadu.comyour-dns-needs-immediate-attention.devA3.131.150.69127.0.53.53
NSns1.dnsimple-edge.com2026-05-27 → 2026-07-04 · 3 obs
○ 2026-04-26 05:07:38
● 2026-05-27 13:37:24
● 2026-07-04 23:42:52
NSns1.dnsimple.com2026-03-18 → 2026-04-26 · 4 obs
● 2026-03-18 21:56:22
● 2026-04-26 05:07:38
○ 2026-05-27 13:37:24
○ 2026-07-04 23:42:52
NSns2.dnsimple-edge.net2026-03-18 → 2026-07-04 · 2 obs
● 2026-03-18 21:56:22
● 2026-07-04 23:42:52
NSns3.dnsimple-edge.io2026-05-27 → 2026-07-04 · 3 obs
○ 2026-04-26 05:07:38
● 2026-05-27 13:37:24
● 2026-07-04 23:42:52
NSns3.dnsimple.com2026-03-18 → 2026-04-26 · 4 obs
● 2026-03-18 21:56:22
● 2026-04-26 05:07:38
○ 2026-05-27 13:37:24
○ 2026-07-04 23:42:52
NSns4.dnsimple-edge.org2026-03-18 → 2026-07-04 · 2 obs
● 2026-03-18 21:56:22
● 2026-07-04 23:42:52
MXaspmx1.migadu.com2026-03-18 → 2026-07-04 · 3 obs
○ 2017-08-20 08:25:46
● 2026-03-18 21:56:22
● 2026-07-04 23:42:52
MXaspmx2.migadu.com2026-03-18 → 2026-07-04 · 3 obs
○ 2017-08-20 08:25:46
● 2026-03-18 21:56:22
● 2026-07-04 23:42:52
MXyour-dns-needs-immediate-attention.dev2016-12-07 → 2017-08-20 · 4 obs
● 2016-12-07 19:02:22
● 2017-08-20 08:25:46
○ 2026-03-18 21:56:22
○ 2026-07-04 23:42:52
A127.0.53.532016-12-07 → 2017-08-20 · 4 obs
● 2016-12-07 19:02:22
● 2017-08-20 08:25:46
○ 2026-03-18 21:56:22
○ 2026-07-04 23:42:52
A3.131.150.692026-03-18 → 2026-07-04 · 3 obs
○ 2017-08-20 08:25:46
● 2026-03-18 21:56:22
● 2026-07-04 23:42:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
linux.devns1.dnsimple-edge.com, ns2.dnsimple-edge.net, ns3.dnsimple-edge.io, ns4.dnsimple-edge.org-

✅ Authoritative Response

Server:199.247.153.53

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linux.dev (unsigned zone)

⏱️ Timing

Total: 357ms | Queries: -

📄 Records

TypeCountSample Data
A13.131.150.69
NS4ns1.dnsimple-edge.com, ns2.dnsimple-edge.net...
MX2aspmx1.migadu.com (pri: 10), aspmx2.migadu.com (pri: 20)
TXT2v=spf1 include:spf.migadu.com include:_s, hosted-email-verify=ek8nqiqu
SOA1ns1.dnsimple-edge.com admin.dnsimple.com

Analysis

IP Addresses

linux.dev points to a single IP number: 3.131.150.69.

Additional host names — jonblower.com, brightshoretech.com, flexpack.org and two others — share IP numbers with linux.dev.

Name Servers

linux.dev has four authoritative name servers: ns1.dnsimple-edge.com, ns3.dnsimple-edge.io, ns2.dnsimple-edge.net and ns4.dnsimple-edge.org.

linux.dev shares at least some of its name servers with other domains, including mystro.io, lonelymatures.com, wheretag.net and two others.

These name servers are frequently paired with the name servers ns1.dnsimple.com and ns3.dnsimple.com.

The host names ns1.dnsimple-edge.com, ns3.dnsimple-edge.io, ns2.dnsimple-edge.net and ns4.dnsimple-edge.org each resolve to two IP addresses: ns1.dnsimple-edge.com resolves to 199.247.152.53 and 2620:111:8004::53; ns3.dnsimple-edge.io resolves to 199.247.154.53 and 2620:111:8006::53; ns2.dnsimple-edge.net resolves to 199.247.153.53 and 2620:111:8005::53; ns4.dnsimple-edge.org resolves to 199.247.155.53 and 2620:111:8007::53.

Mail Servers

linux.dev has two mail servers: aspmx1.migadu.com and aspmx2.migadu.com.

linux.dev shares the same mail server setup as other domains, including satrepair.com, vukicevic.com, lanoticia1.com and two others.

linux.dev has at least some mail servers in common with other domains, such as puntpal.com, exploit.im, nuclearcyborg.com and wildkart.com.au.

Host names with 6 IP numbers:

aspmx1.migadu.com resolves to 51.38.57.138, 135.125.171.180, 135.125.222.87 and 3 other IP addresses.

aspmx2.migadu.com resolves to 51.38.57.138, 135.125.171.180, 135.125.222.87 and 3 other IP addresses.

aspmx1.migadu.com and aspmx2.migadu.com are host names that each point to 2001:41d0:303:648a::1 IP addresses.

aspmx1.migadu.com and aspmx2.migadu.com are host names that each point to 2001:41d0:700:19b4::1 IP addresses.

aspmx1.migadu.com and aspmx2.migadu.com are host names that each point to 2001:41d0:700:1a57::1 IP addresses.

aspmx1.migadu.com and aspmx2.migadu.com are host names that each point to 51.38.57.138 IP addresses.

aspmx1.migadu.com and aspmx2.migadu.com are host names that each point to 135.125.171.180 IP addresses.

aspmx1.migadu.com and aspmx2.migadu.com are host names that each point to 135.125.222.87 IP addresses.