www.linuxsudo.com - dns.ninja

www.linuxsudo.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:53c9🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:b548🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.83.201Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.181.72🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.83.201, 172.67.181.72
IPv6 hints2606:4700:3033::6815:53c9, 2606:4700:3033::ac43:b548
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=163, name=cloudflare-ech.com

linuxsudo.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:53c9🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:b548🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.83.201Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.181.72🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdave.ns.cloudflare.com ⭐
NSsara.ns.cloudflare.com
MXamir.mx.cloudflare.net ⭐
MXisaac.mx.cloudflare.net(95)
MXlinda.mx.cloudflare.net(96)
TXTgoogle-site-verification=P4IEFQcC7v0DrSZmQSyKLTLL7YhfG0MC8vtCJyeL_sE
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.83.201, 172.67.181.72
IPv6 hints2606:4700:3033::6815:53c9, 2606:4700:3033::ac43:b548
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=163, name=cloudflare-ech.com
SOAdave.ns.cloudflare.comdns@cloudflare.com serial=2409103472

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DNS History

10 records (4 active, 6 former)

A104.21.83.201172.67.181.722606:4700:3033::6815:53c92606:4700:3033::ac43:b548188.114.96.0188.114.97.02606:4700:3035::ac43:b5482606:4700:3037::6815:53c92a06:98c1:3120::2a06:98c1:3121::
●A104.21.83.2012026-03-16 → 2026-07-18 · 5 obs
● 2026-03-16 00:08:04
● 2026-05-24 02:18:26
○ 2026-05-26 07:53:08
● 2026-07-02 07:34:28
● 2026-07-18 23:40:20
●A172.67.181.722026-03-16 → 2026-07-18 · 5 obs
● 2026-03-16 00:08:04
● 2026-05-24 02:18:26
○ 2026-05-26 07:53:08
● 2026-07-02 07:34:28
● 2026-07-18 23:40:20
○A188.114.96.02026-05-26 → 2026-05-26 · 5 obs
○ 2026-03-16 00:08:04
○ 2026-05-24 02:18:26
● 2026-05-26 07:53:08
○ 2026-07-02 07:34:28
○ 2026-07-18 23:40:20
○A188.114.97.02026-05-26 → 2026-05-26 · 5 obs
○ 2026-03-16 00:08:04
○ 2026-05-24 02:18:26
● 2026-05-26 07:53:08
○ 2026-07-02 07:34:28
○ 2026-07-18 23:40:20
●A2606:4700:3033::6815:53c92026-07-02 → 2026-07-18 · 3 obs
○ 2026-05-26 07:53:08
● 2026-07-02 07:34:28
● 2026-07-18 23:40:20
●A2606:4700:3033::ac43:b5482026-07-02 → 2026-07-18 · 3 obs
○ 2026-05-26 07:53:08
● 2026-07-02 07:34:28
● 2026-07-18 23:40:20
○A2606:4700:3035::ac43:b5482026-03-16 → 2026-05-24 · 4 obs
● 2026-03-16 00:08:04
● 2026-05-24 02:18:26
○ 2026-05-26 07:53:08
○ 2026-07-18 23:40:20
○A2606:4700:3037::6815:53c92026-03-16 → 2026-05-24 · 4 obs
● 2026-03-16 00:08:04
● 2026-05-24 02:18:26
○ 2026-05-26 07:53:08
○ 2026-07-18 23:40:20
○A2a06:98c1:3120::2026-05-26 → 2026-05-26 · 5 obs
○ 2026-03-16 00:08:04
○ 2026-05-24 02:18:26
● 2026-05-26 07:53:08
○ 2026-07-02 07:34:28
○ 2026-07-18 23:40:20
○A2a06:98c1:3121::2026-05-26 → 2026-05-26 · 5 obs
○ 2026-03-16 00:08:04
○ 2026-05-24 02:18:26
● 2026-05-26 07:53:08
○ 2026-07-02 07:34:28
○ 2026-07-18 23:40:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
linuxsudo.comdave.ns.cloudflare.com, sara.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.144

NS records: dave.ns.cloudflare.com, sara.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linuxsudo.com (unsigned zone)

⏱️ Timing

Total: 129ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.181.72, 104.21.83.201
AAAA22606:4700:3033::ac43:b548, 2606:4700:3033::6815:53c9
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (dave.ns.cloudflare.com, dave.ns.cloudflare.com, dave.ns.cloudflare.com...)

Analysis

IP Addresses

www.linuxsudo.com directs to four IP numbers, which are 104.21.83.201, 172.67.181.72, 2606:4700:3033::6815:53c9 and 2606:4700:3033::ac43:b548.

fiveringsdb.com, ihomeylife.com, cnhrmo.net plus two other host names have IP numbers in common with www.linuxsudo.com.