mail.learntofuture.com - robtex.com

mail.learntofuture.com

DNSSEC⚠️ Not signed
A2606:4700:3036::6815:4d17🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:cb8d🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.77.23Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.203.141🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.77.23, 172.67.203.141
IPv6 hints2606:4700:3036::6815:4d17, 2606:4700:3036::ac43:cb8d
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=56, name=cloudflare-ech.com

learntofuture.com

DNSSEC⚠️ Not signed
A2606:4700:3036::6815:4d17🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:cb8d🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.77.23Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.203.141🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSart.ns.cloudflare.com ⭐
NSnoor.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.77.23, 172.67.203.141
IPv6 hints2606:4700:3036::6815:4d17, 2606:4700:3036::ac43:cb8d
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=56, name=cloudflare-ech.com
SOAart.ns.cloudflare.comdns@cloudflare.com serial=2399492021

Previously MX for

learntofuture.com

Same first word

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DNS History

5 records (4 active, 1 former)

20192020202120222023202420252026A104.21.77.23172.67.203.1412606:4700:3036::6815:4d172606:4700:3036::ac43:cb8d198.23.48.69
●A104.21.77.232026-05-05 → 2026-05-10 · 3 obs
○ 2018-06-25 00:29:04
● 2026-05-05 14:31:12
● 2026-05-10 12:54:32
●A172.67.203.1412026-05-05 → 2026-05-10 · 3 obs
○ 2018-06-25 00:29:04
● 2026-05-05 14:31:12
● 2026-05-10 12:54:32
○A198.23.48.692018-06-25 → 2018-06-25 · 3 obs
● 2018-06-25 00:29:04
○ 2026-05-05 14:31:12
○ 2026-05-10 12:54:32
●A2606:4700:3036::6815:4d172026-05-05 → 2026-05-10 · 3 obs
○ 2018-06-25 00:29:04
● 2026-05-05 14:31:12
● 2026-05-10 12:54:32
●A2606:4700:3036::ac43:cb8d2026-05-05 → 2026-05-10 · 3 obs
○ 2018-06-25 00:29:04
● 2026-05-05 14:31:12
● 2026-05-10 12:54:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
learntofuture.comart.ns.cloudflare.com, noor.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.74

NS records: art.ns.cloudflare.com, noor.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for learntofuture.com (unsigned zone)

⏱️ Timing

Total: 216ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.77.23, 172.67.203.141
AAAA22606:4700:3036::6815:4d17, 2606:4700:3036::ac43:cb8d
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.learntofuture.com resolves to four IPs: 2606:4700:3036::6815:4d17, 2606:4700:3036::ac43:cb8d, 104.21.77.23 and 172.67.203.141.

Other host names such as gambas-club.de, hyperspeed.me, esantini.com, obyavlenie.net.ua and (0x787878)movielib.com share IP numbers with mail.learntofuture.com.