linuxadmin.io - robtex.com

linuxadmin.io

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:b93f🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:1334🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.19.52Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.185.63🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSingrid.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3aa5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRingrid.ns.cloudflare.com
A2803:f800:50::6ca2:c0a5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRingrid.ns.cloudflare.com
A2a06:98c1:50::ac40:20a5🇺🇸 Cloudflare2a06:98c1:50::/45
PTRingrid.ns.cloudflare.com
A108.162.192.165🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRingrid.ns.cloudflare.com
A172.64.32.165🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRingrid.ns.cloudflare.com
A173.245.58.165🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRingrid.ns.cloudflare.com
NSpablo.ns.cloudflare.com
A2606:4700:58::adf5:3bdc🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpablo.ns.cloudflare.com
A2803:f800:50::6ca2:c1dc🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRpablo.ns.cloudflare.com
A2a06:98c1:50::ac40:21dc🇺🇸 Cloudflare2a06:98c1:50::/45
PTRpablo.ns.cloudflare.com
A108.162.193.220🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.33.220🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A173.245.59.220🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXsmtp.secureserver.net ⭐
A216.69.141.71🇺🇸 AS398101216.69.140.0/22
A216.69.141.84🇺🇸 AS398101216.69.140.0/22
A216.69.141.113🇺🇸 AS398101216.69.140.0/22
MXmailstore1.secureserver.net(10)
A216.69.141.78🇺🇸 AS398101216.69.140.0/22
A216.69.141.114🇺🇸 AS398101216.69.140.0/22
A216.69.141.162🇺🇸 AS398101216.69.140.0/22
TXTv=spf1 include:sendgrid.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.19.52, 172.67.185.63
IPv6 hints2606:4700:3031::ac43:b93f, 2606:4700:3034::6815:1334
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=193, name=cloudflare-ech.com
SOAingrid.ns.cloudflare.comdns@cloudflare.com serial=2409792347

io

DNSSEC🔒 Signed (DS record present)
NSa0.nic.io ⭐
NSa2.nic.io
NSb0.nic.io
NSc0.nic.io
SOAa0.nic.iohostmaster@donuts.email serial=1784709973

PTR for

46.112.197.138.in-addr.arpa

Subdomains

cdn.linuxadmin.io

Same first word

linuxadmin.hu
linuxadmin.sk
linuxadmin.pro
linuxadmin.se
linuxadmin.com
linuxadmin.de
linuxadmin.co.uk
linuxadmin.cn
linuxadmin.org
linuxadmin.eu
linuxadmin.ro
linuxadmin.lt
linuxadmin.biz
linuxadmin.me
linuxadmin.it
linuxadmin.ru
linuxadmin.eti.br
linuxadmin.io
linuxadmin.xyz
linuxadmin.nl
linuxadmin.us
linuxadmin.cz
linuxadmin.at

Similar names

adminlinux.blogspot.com.es
adminlinux.com
adminlinux.blogspot.com
adminlinux.blogspot.co.uk

DNS History

10 records (8 active, 2 former)

NSingrid.ns.cloudflare.compablo.ns.cloudflare.comMXmailstore1.secureserver.netsmtp.secureserver.netA104.21.19.52172.67.185.632606:4700:3031::ac43:b93f2606:4700:3034::6815:13342606:4700:3033::ac43:b93f2606:4700:3036::6815:1334
●NSingrid.ns.cloudflare.com2026-02-17 → 2026-07-22 · 2 obs
● 2026-02-17 17:14:06
● 2026-07-22 08:55:32
●NSpablo.ns.cloudflare.com2026-02-17 → 2026-07-22 · 2 obs
● 2026-02-17 17:14:06
● 2026-07-22 08:55:32
●MXmailstore1.secureserver.net2026-02-17 → 2026-07-22 · 2 obs
● 2026-02-17 17:14:06
● 2026-07-22 08:55:32
●MXsmtp.secureserver.net2026-02-17 → 2026-07-22 · 2 obs
● 2026-02-17 17:14:06
● 2026-07-22 08:55:32
●A104.21.19.522026-02-17 → 2026-07-22 · 2 obs
● 2026-02-17 17:14:06
● 2026-07-22 08:55:32
●A172.67.185.632026-02-17 → 2026-07-22 · 2 obs
● 2026-02-17 17:14:06
● 2026-07-22 08:55:32
●A2606:4700:3031::ac43:b93f2026-06-19 → 2026-07-22 · 3 obs
○ 2026-06-14 05:28:32
● 2026-06-19 09:11:54
● 2026-07-22 08:55:32
○A2606:4700:3033::ac43:b93f2026-02-17 → 2026-06-14 · 4 obs
● 2026-02-17 17:14:06
● 2026-06-14 05:28:32
○ 2026-06-19 09:11:54
○ 2026-07-22 08:55:32
●A2606:4700:3034::6815:13342026-06-19 → 2026-07-22 · 3 obs
○ 2026-06-14 05:28:32
● 2026-06-19 09:11:54
● 2026-07-22 08:55:32
○A2606:4700:3036::6815:13342026-02-17 → 2026-06-14 · 4 obs
● 2026-02-17 17:14:06
● 2026-06-14 05:28:32
○ 2026-06-19 09:11:54
○ 2026-07-22 08:55:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ioa2.nic.io, c0.nic.io, a0.nic.io, b0.nic.io-
linuxadmin.ioingrid.ns.cloudflare.com, pablo.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.220

NS records: ingrid.ns.cloudflare.com, pablo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linuxadmin.io (unsigned zone)

⏱️ Timing

Total: 983ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.19.52, 172.67.185.63
AAAA22606:4700:3034::6815:1334, 2606:4700:3031::ac43:b93f
NS2ingrid.ns.cloudflare.com, pablo.ns.cloudflare.com
MX2smtp.secureserver.net (pri: 0), mailstore1.secureserver.net (pri: 10)
TXT1v=spf1 include:sendgrid.net ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1ingrid.ns.cloudflare.com dns.cloudflare.

Analysis

Hierarchy

linuxadmin.io is the parent zone for cdn.linuxadmin.io.

IP Addresses

linuxadmin.io resolves to four IP addresses: 104.21.19.52, 172.67.185.63, 2606:4700:3031::ac43:b93f and 2606:4700:3034::6815:1334.

Among the host names that share IP numbers with linuxadmin.io are pbroad-hall-567foland.tisema1051.workers.dev, modelqueuenode.com, www.zalotto.co.za and two others.

Name Servers

linuxadmin.io uses two name servers for its delegation: ingrid.ns.cloudflare.com and pablo.ns.cloudflare.com.

linuxadmin.io has the same name server delegation as a number of other domains, such as flamingocatba.com, congviennho.com, oya.ma and two more.

linuxadmin.io partially shares its NS delegation with several other domains, including cawaterhelp.com, ormento.com, scasystem.it and two others.

These name servers are regularly seen alongside donna.ns.cloudflare.com and gina.ns.cloudflare.com as name servers.

Host names resolving to 6 IP numbers:

Hostname ingrid.ns.cloudflare.com directs to 108.162.192.165, 172.64.32.165 and 173.245.58.165 along with 3 other IP addresses.

Hostname pablo.ns.cloudflare.com directs to 108.162.193.220, 172.64.33.220 and 173.245.59.220 along with 3 other IP addresses.

Mail Servers

The MX records for linuxadmin.io point to two mail servers: mailstore1.secureserver.net and smtp.secureserver.net.

linuxadmin.io has the same mail server arrangement as a number of other domains, for example observatoiredesreformesdesante.com, gircle.com, waldenwest.net and two more.

linuxadmin.io shares at least some of its mail servers with other domains — for example osamasat.info, talenthubindia.com, orangecad.org and two more.

mailstore1.secureserver.net has three IP addresses (216.69.141.78, 216.69.141.114 and 216.69.141.162) and smtp.secureserver.net has three IP addresses (216.69.141.71, 216.69.141.84 and 216.69.141.113).