linuxcore.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

linuxcore.dev

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:af32🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::6815:282b🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.40.43Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.175.50🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmarlowe.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26d4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarlowe.ns.cloudflare.com
A2803:f800:50::6ca2:c2d4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmarlowe.ns.cloudflare.com
A2a06:98c1:50::ac40:22d4🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmarlowe.ns.cloudflare.com
A108.162.194.212🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarlowe.ns.cloudflare.com
A162.159.38.212Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarlowe.ns.cloudflare.com
A172.64.34.212🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarlowe.ns.cloudflare.com
NSsantino.ns.cloudflare.com
A2606:4700:58::a29f:2c01🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsantino.ns.cloudflare.com
A2803:f800:50::6ca2:c301🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsantino.ns.cloudflare.com
A2a06:98c1:50::ac40:2301🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsantino.ns.cloudflare.com
A108.162.195.1🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsantino.ns.cloudflare.com
A162.159.44.1Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsantino.ns.cloudflare.com
A172.64.35.1🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsantino.ns.cloudflare.com
MXroute2.mx.cloudflare.net ⭐
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
MXroute1.mx.cloudflare.net(68)
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
MXroute3.mx.cloudflare.net(83)
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
TXTbrevo-code:8a253f9c23d420b83f47a48ad20b1373
TXTgoogle-site-verification=p8JsCnKs4psSO84jtIC1LYP_LoCmvB90nC59ynKiMFw
TXTmailerlite-domain-verification=e189af30950d48a928e4ea99f174f141ef65bd01
TXTv=spf1 include:_spf.mx.cloudflare.net a mx include:_spf.mlsend.com include:_s...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.40.43, 172.67.175.50
IPv6 hints2606:4700:3031::ac43:af32, 2606:4700:3032::6815:282b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=75, name=cloudflare-ech.com
SOAmarlowe.ns.cloudflare.comdns@cloudflare.com serial=2415429337

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

linuxcore.com
linuxcore.dev
linuxcore.site
linuxcore.fr
linuxcore.space
linuxcore.nl
linuxcore.wiki
linuxcore.in
linuxcore.ir

Similar names

linxource.com
neuroclix.com
linuxcero.duckdns.org
cieloxrun.com
ruxelcoin.pages.dev
luxincore.cn
corneliux.fr
corelinux.com
lerouxinc.com
lurexcoin.com

Previous names

linusweb.dev
linusx.dev
linux-admin.dev
linux-do.dev
linux-guide.dev
linux-lab.dev
linux-tuners.dev
linux.dev
linux101.dev
linux4.dev
linuxad.dev
linuxadmin.dev
linuxai.dev
linuxasi.dev
linuxaudio.dev
linuxbox.dev
linuxbydnp.dev
linuxcommand.dev
linuxcommunity.dev
linuxcontainers.dev

Next names

linuxdev.dev
linuxdo.dev
linuxdragon.dev
linuxengineer.dev
linuxer.dev
linuxexp.dev
linuxfieldguide.dev
linuxfire.dev
linuxfix.dev
linuxfor.dev
linuxfunk.dev
linuxgame.dev
linuxgamer.dev
linuxgames.dev
linuxgemini.dev
linuxhq.dev
linuxjava7.dev
linuxjedi.dev
linuxlady.dev
linuxlarp.dev

DNS History

9 records (9 active, 0 former)

NSmarlowe.ns.cloudflare.comsantino.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.40.43172.67.175.502606:4700:3031::ac43:af322606:4700:3032::6815:282b
●NSmarlowe.ns.cloudflare.com2026-09-27 → 2026-10-01 · 2 obs
● 2026-09-27 03:14:16
● 2026-10-01 04:24:52
●NSsantino.ns.cloudflare.com2026-09-27 → 2026-10-01 · 2 obs
● 2026-09-27 03:14:16
● 2026-10-01 04:24:52
●MXroute1.mx.cloudflare.net2026-09-27 → 2026-10-01 · 2 obs
● 2026-09-27 03:14:16
● 2026-10-01 04:24:52
●MXroute2.mx.cloudflare.net2026-09-27 → 2026-10-01 · 2 obs
● 2026-09-27 03:14:16
● 2026-10-01 04:24:52
●MXroute3.mx.cloudflare.net2026-09-27 → 2026-10-01 · 2 obs
● 2026-09-27 03:14:16
● 2026-10-01 04:24:52
●A104.21.40.432026-09-27 → 2026-10-01 · 2 obs
● 2026-09-27 03:14:16
● 2026-10-01 04:24:52
●A172.67.175.502026-09-27 → 2026-10-01 · 2 obs
● 2026-09-27 03:14:16
● 2026-10-01 04:24:52
●A2606:4700:3031::ac43:af322026-09-27 → 2026-10-01 · 2 obs
● 2026-09-27 03:14:16
● 2026-10-01 04:24:52
●A2606:4700:3032::6815:282b2026-09-27 → 2026-10-01 · 2 obs
● 2026-09-27 03:14:16
● 2026-10-01 04:24:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
linuxcore.devsantino.ns.cloudflare.com, marlowe.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.212

NS records: santino.ns.cloudflare.com, marlowe.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linuxcore.dev (unsigned zone)

⏱️ Timing

Total: 117ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.175.50, 104.21.40.43
AAAA22606:4700:3032::6815:282b, 2606:4700:3031::ac43:af32
NS2marlowe.ns.cloudflare.com, santino.ns.cloudflare.com
MX3route2.mx.cloudflare.net (pri: 36), route1.mx.cloudflare.net (pri: 68)...
TXT4brevo-code:8a253f9c23d420b83f47a48ad20b1, google-site-verification=p8JsCnKs4psSO84...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1marlowe.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

linuxcore.dev points to the four IP addresses 104.21.40.43, 172.67.175.50, 2606:4700:3031::ac43:af32 and 2606:4700:3032::6815:282b.

kundenkraft.de, getfrenly.com, foxvalesystems.pro and two other host names share IP numbers with linuxcore.dev.

Name Servers

DNS delegation for linuxcore.dev points to two name servers: marlowe.ns.cloudflare.com and santino.ns.cloudflare.com.

linuxcore.dev uses the same name servers as several other domains — among them geoblacrono1987.workers.dev, solvus7.com, tellamuse.site and two more.

At least some of linuxcore.dev's name servers are shared with other domains, for example zegnabet165.com, sxg17781f7.cc, ronabet145.com and two more.

These name servers are often deployed together with the name servers samara.ns.cloudflare.com, lars.ns.cloudflare.com, aaden.ns.cloudflare.com and george.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

marlowe.ns.cloudflare.com has IP addresses 108.162.194.212, 162.159.38.212 and 172.64.34.212, plus 3 other.

santino.ns.cloudflare.com has IP addresses 108.162.195.1, 162.159.44.1 and 172.64.35.1, plus 3 other.

Mail Servers

The MX records for linuxcore.dev list three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

linuxcore.dev has at least partial mail server overlap with other domains such as photodudes.de, retailsyntropy.ai, joowdx.dev and two more.

Hostnames that resolve to 6 IP addresses:

route1.mx.cloudflare.net has IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, plus 3 other.

route2.mx.cloudflare.net has IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, plus 3 other.

route3.mx.cloudflare.net has IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, plus 3 other.