mail.tb-studio.net - robtex.com

mail.tb-studio.net

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:d6a4🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:2d84🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.45.132Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.214.164🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.45.132, 172.67.214.164
IPv6 hints2606:4700:3031::ac43:d6a4, 2606:4700:3036::6815:2d84
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=108, name=cloudflare-ech.com

tb-studio.net

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:d6a4🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:2d84🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.45.132Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.214.164🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdayana.ns.cloudflare.com ⭐
NSroman.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.45.132, 172.67.214.164
IPv6 hints2606:4700:3031::ac43:d6a4, 2606:4700:3036::6815:2d84
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=108, name=cloudflare-ech.com
SOAdayana.ns.cloudflare.comdns@cloudflare.com serial=2403325557

Previously MX for

tb-studio.net

Same first word

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DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026A104.21.45.132172.67.214.1642606:4700:3031::ac43:d6a42606:4700:3036::6815:2d84202.14.9.181
●A104.21.45.1322026-05-13 → 2026-05-13 · 2 obs
○ 2016-11-23 13:09:36
● 2026-05-13 10:22:44
●A172.67.214.1642026-05-13 → 2026-05-13 · 2 obs
○ 2016-11-23 13:09:36
● 2026-05-13 10:22:44
○A202.14.9.1812015-05-17 → 2016-11-23 · 3 obs
● 2015-05-17 13:31:30
● 2016-11-23 13:09:36
○ 2026-05-13 10:22:44
●A2606:4700:3031::ac43:d6a42026-05-13 → 2026-05-13 · 2 obs
○ 2016-11-23 13:09:36
● 2026-05-13 10:22:44
●A2606:4700:3036::6815:2d842026-05-13 → 2026-05-13 · 2 obs
○ 2016-11-23 13:09:36
● 2026-05-13 10:22:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
tb-studio.netdayana.ns.cloudflare.com, roman.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.103

NS records: dayana.ns.cloudflare.com, roman.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tb-studio.net (unsigned zone)

⏱️ Timing

Total: 684ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.45.132, 172.67.214.164
AAAA22606:4700:3036::6815:2d84, 2606:4700:3031::ac43:d6a4
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

mail.tb-studio.net points to four IP numbers: 2606:4700:3031::ac43:d6a4, 2606:4700:3036::6815:2d84, 104.21.45.132 and 172.67.214.164.

Other host names, for instance bisnis4d.bio, bgparts.net, sosphon.xyz, mail.rustar.ae and www.fxgm.eu share IP numbers with mail.tb-studio.net.