www.lutr.dev - robtex.com

www.lutr.dev

DNSSEC⚠️ Not signed
A2606:4700:3035::ac43:8824🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:4eb0🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.78.176Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.136.36🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.78.176, 172.67.136.36
IPv6 hints2606:4700:3035::ac43:8824, 2606:4700:3037::6815:4eb0
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=98, name=cloudflare-ech.com

lutr.dev

DNSSEC⚠️ Not signed
A2606:4700:3035::ac43:8824🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:4eb0🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.78.176Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.136.36🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmargo.ns.cloudflare.com ⭐
NSsonia.ns.cloudflare.com
MXmx1.alias.proton.me ⭐
MXmx2.alias.proton.me(20)
TXTgoogle-site-verification=qXnmjYuNxJO7cBy-1Lwn0os92DS7Lko9WXjcfROYdwM
TXTpm-verification=efmzfhhoodxhjycxqmelxptoegpunl
TXTv=spf1 include:alias.proton.me ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.78.176, 172.67.136.36
IPv6 hints2606:4700:3035::ac43:8824, 2606:4700:3037::6815:4eb0
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=98, name=cloudflare-ech.com
SOAmargo.ns.cloudflare.comdns@cloudflare.com serial=2408145287

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DNS History

8 records (4 active, 4 former)

A104.21.78.176172.67.136.362606:4700:3035::ac43:88242606:4700:3037::6815:4eb0188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●A104.21.78.1762026-07-20 → 2026-07-20 · 2 obs
○ 2026-06-18 19:46:28
● 2026-07-20 16:08:50
●A172.67.136.362026-07-20 → 2026-07-20 · 2 obs
○ 2026-06-18 19:46:28
● 2026-07-20 16:08:50
○A188.114.96.02026-06-18 → 2026-06-18 · 2 obs
● 2026-06-18 19:46:28
○ 2026-07-20 16:08:50
○A188.114.97.02026-06-18 → 2026-06-18 · 2 obs
● 2026-06-18 19:46:28
○ 2026-07-20 16:08:50
●A2606:4700:3035::ac43:88242026-07-20 → 2026-07-20 · 2 obs
○ 2026-06-18 19:46:28
● 2026-07-20 16:08:50
●A2606:4700:3037::6815:4eb02026-07-20 → 2026-07-20 · 2 obs
○ 2026-06-18 19:46:28
● 2026-07-20 16:08:50
○A2a06:98c1:3120::2026-06-18 → 2026-06-18 · 2 obs
● 2026-06-18 19:46:28
○ 2026-07-20 16:08:50
○A2a06:98c1:3121::2026-06-18 → 2026-06-18 · 2 obs
● 2026-06-18 19:46:28
○ 2026-07-20 16:08:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
lutr.devmargo.ns.cloudflare.com, sonia.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.44.144

NS records: margo.ns.cloudflare.com, sonia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lutr.dev (unsigned zone)

⏱️ Timing

Total: 534ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.136.36, 104.21.78.176
AAAA22606:4700:3035::ac43:8824, 2606:4700:3037::6815:4eb0
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

www.lutr.dev directs to four IP numbers, which are 104.21.78.176, 172.67.136.36, 2606:4700:3035::ac43:8824 and 2606:4700:3037::6815:4eb0.

best-labs.com, readzmail.com, axitolending.com and two other host names share IP numbers with www.lutr.dev.