mail.dtwstudio.com - robtex.com

mail.dtwstudio.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:89dc🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:4ede🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.78.222Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.137.220🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.78.222, 172.67.137.220
IPv6 hints2606:4700:3032::ac43:89dc, 2606:4700:3035::6815:4ede
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=219, name=cloudflare-ech.com

dtwstudio.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:89dc🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:4ede🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.78.222Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.137.220🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdave.ns.cloudflare.com ⭐
NSelle.ns.cloudflare.com
MX_dc-mx.6e09e30f31fb.dtwstudio.com ⭐
TXTca3-1ff645b23c6b45448a01351e798ad7e1
TXTv=spf1 mx a include:relay.mailbaby.net ip4:65.109.67.53/32 ?all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.78.222, 172.67.137.220
IPv6 hints2606:4700:3032::ac43:89dc, 2606:4700:3035::6815:4ede
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=219, name=cloudflare-ech.com
SOAdave.ns.cloudflare.comdns@cloudflare.com serial=2410057984

Previously MX for

dtwstudio.com

Same first word

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DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026A104.21.78.222172.67.137.2202606:4700:3032::ac43:89dc2606:4700:3035::6815:4ede162.255.118.46
●A104.21.78.2222026-08-03 → 2026-08-03 · 2 obs
○ 2016-06-22 12:40:18
● 2026-08-03 09:48:54
○A162.255.118.462015-07-10 → 2016-06-22 · 3 obs
● 2015-07-10 05:57:40
● 2016-06-22 12:40:18
○ 2026-08-03 09:48:54
●A172.67.137.2202026-08-03 → 2026-08-03 · 2 obs
○ 2016-06-22 12:40:18
● 2026-08-03 09:48:54
●A2606:4700:3032::ac43:89dc2026-08-03 → 2026-08-03 · 2 obs
○ 2016-06-22 12:40:18
● 2026-08-03 09:48:54
●A2606:4700:3035::6815:4ede2026-08-03 → 2026-08-03 · 2 obs
○ 2016-06-22 12:40:18
● 2026-08-03 09:48:54

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:108.162.193.109

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dtwstudio.com (unsigned zone)

⏱️ Timing

Total: 75ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.137.220, 104.21.78.222
AAAA22606:4700:3032::ac43:89dc, 2606:4700:3035::6815:4ede
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

mail.dtwstudio.com directs to four IP numbers, which are 104.21.78.222, 172.67.137.220, 2606:4700:3032::ac43:89dc and 2606:4700:3035::6815:4ede.

Two other host names, along with biergaizi.info, yzhyyqc.com and sw-pritzwalk.de, also share IP numbers with mail.dtwstudio.com.