mail.linuxdev.org - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

mail.linuxdev.org

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:39d9🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:a70c🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.57.217Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.167.12🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.57.217, 172.67.167.12
IPv6 hints2606:4700:3031::6815:39d9, 2606:4700:3031::ac43:a70c
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=101, name=cloudflare-ech.com

linuxdev.org

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:39d9🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:a70c🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.57.217Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.167.12🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkarina.ns.cloudflare.com ⭐
NSsid.ns.cloudflare.com
MXaspmx.l.google.com ⭐
MXalt1.aspmx.l.google.com(20)
MXalt2.aspmx.l.google.com(30)
MXalt3.aspmx.l.google.com(40)
MXalt4.aspmx.l.google.com(50)
TXTv=spf1 include:_spf.google.com -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.57.217, 172.67.167.12
IPv6 hints2606:4700:3031::6815:39d9, 2606:4700:3031::ac43:a70c
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=101, name=cloudflare-ech.com
SOAkarina.ns.cloudflare.comdns@cloudflare.com serial=2414016147

Previously MX for

linuxdev.org

Same first word

mail.directory
mail.freemyip.com
mail.hk.com
mail.mh
mail.gov.mw
mail.gov.bn
mail.mmafan.biz
mail.ky
mail.synology-diskstation.de
mail.schoolbus.jp
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mail.wedding
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mail.ki
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mail.lima-city.de
mail.wien
mail.mysecuritycamera.com
mail.microsoft
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mail.cm
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mail.poivron.org
mail.dnshome.de
mail.sew
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mail.ac
mail.fund
mail.edu.bi
mail.uk.com
mail.mysecuritycamera.net
mail.glass

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lima.church
liam.by
mial.xyz
mail.cafe
lima.app
iaml.xyz
imla.co
ilma.biz
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imal.com.ph
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laim.tv
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mial.nl
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mali.sh
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amli.be
lima.codes
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mail.org.pl
ailm.org
lami.zip
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mila.guide
ilma.workers.dev
liam.org.il
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imla.farm
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lami.eu
ilma.education
mail.gov.vc
mila.works
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imla.ru
almi.lv
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mail.center
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imal.altervista.org
mali.eu
ialm.ai
mail.fi
ilma.fi
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mail.systems
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Previous names

freshnews.linuxd.org
gica.linuxd.org
guru.linuxd.org
mail.linuxdataflow.org
mail.linuxdaynapoli.org
mail.linuxden.org
ns.linuxdestek.org
nwt.linuxd.org
paganini.linuxd.org
pool.linuxd.org
smtp.linuxdebian.org
some.linuxd.org
uasge.linuxd.org
un.linuxd.org
usage.linuxd.org
www.linuxd.org
www.linuxday.org

Next names

*.linuxdigital.org
1.linuxdns.org
2.linuxdns.org
colab.linuxdigital.org
invite.linuxdo.org
mail.linuxdeveloper.org
mail.linuxdigital.org
mail.linuxdirect.org
mail.linuxdn.org
mail.linuxdo.org
ns.linuxdeveloper.org
ns.linuxdiscount.org
ns1.linuxdns.org
ns2.linuxdns.org
power.linuxdevgroup.org
smtp.linuxdifficile.org
www.linuxdidattica.org
www.linuxdigest.org

DNS History

7 records (4 active, 3 former)

20162017201820192020202120222023202420252026NSdns1.name-services.comMXmail.linuxdev.orgA104.21.57.217172.67.167.122606:4700:3031::6815:39d92606:4700:3031::ac43:a70c208.43.157.113
○NSdns1.name-services.com2015-07-04 → 2015-11-09 · 4 obs
● 2015-07-04 09:08:26
● 2015-11-09 12:20:32
○ 2016-01-25 00:32:14
○ 2026-09-05 02:18:00
○MXmail.linuxdev.org2015-07-04 → 2016-04-21 · 4 obs
● 2015-07-04 09:08:26
● 2016-04-21 10:26:02
○ 2026-09-05 02:17:58
○ 2026-09-05 02:18:00
●A104.21.57.2172026-09-05 → 2026-09-05 · 3 obs
○ 2016-04-21 10:26:02
● 2026-09-05 02:17:58
● 2026-09-05 02:18:00
●A172.67.167.122026-09-05 → 2026-09-05 · 3 obs
○ 2016-04-21 10:26:02
● 2026-09-05 02:17:58
● 2026-09-05 02:18:00
○A208.43.157.1132015-07-04 → 2016-04-21 · 4 obs
● 2015-07-04 09:08:26
● 2016-04-21 10:26:02
○ 2026-09-05 02:17:58
○ 2026-09-05 02:18:00
●A2606:4700:3031::6815:39d92026-09-05 → 2026-09-05 · 3 obs
○ 2016-04-21 10:26:02
● 2026-09-05 02:17:58
● 2026-09-05 02:18:00
●A2606:4700:3031::ac43:a70c2026-09-05 → 2026-09-05 · 3 obs
○ 2016-04-21 10:26:02
● 2026-09-05 02:17:58
● 2026-09-05 02:18:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
linuxdev.orgkarina.ns.cloudflare.com, sid.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.178

NS records: karina.ns.cloudflare.com, sid.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linuxdev.org (unsigned zone)

⏱️ Timing

Total: 939ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.57.217, 172.67.167.12
AAAA22606:4700:3031::ac43:a70c, 2606:4700:3031::6815:39d9
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

mail.linuxdev.org has four IP addresses: 104.21.57.217, 172.67.167.12, 2606:4700:3031::6815:39d9 and 2606:4700:3031::ac43:a70c.

Additional host names — cdasjwl.com, hay4square.com, luckyslotsf.com and two others — share IP numbers with mail.linuxdev.org.