mail.learning100.com - robtex.com

mail.learning100.com

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:d091🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:4d88🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.77.136Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.208.145🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.77.136, 172.67.208.145
IPv6 hints2606:4700:3034::ac43:d091, 2606:4700:3035::6815:4d88
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=119, name=cloudflare-ech.com

learning100.com

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:d091🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:4d88🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.77.136Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.208.145🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSace.ns.cloudflare.com ⭐
NSrosalyn.ns.cloudflare.com
MXaspmx.l.google.com ⭐
MXalt1.aspmx.l.google.com(5)
MXalt2.aspmx.l.google.com(5)
MXalt3.aspmx.l.google.com(10)
MXalt4.aspmx.l.google.com(10)
TXTgoogle-site-verification=Bi2U9rNqYo9vXfYVsy6TiN0ZH9bTg6S5XgYrSu7NLYY
TXTgoogle-site-verification=JQLhwWnX33H6FDY4Gfnci-k8EdzVyZFBSBJ_IZzf9mk
TXTopenai-domain-verification=dv-kKnoJhSYZlX3cCrmdXm7gOPB
TXTv=spf1 include:_spf.membergate.com include:_spf.google.com a mx ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.77.136, 172.67.208.145
IPv6 hints2606:4700:3034::ac43:d091, 2606:4700:3035::6815:4d88
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=119, name=cloudflare-ech.com
SOAace.ns.cloudflare.comdns@cloudflare.com serial=2400893222

Previously MX for

learning100.com

Same first word

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DNS History

5 records (4 active, 1 former)

202120222023202420252026A104.21.77.136172.67.208.1452606:4700:3034::ac43:d0912606:4700:3035::6815:4d8866.201.99.82
●A104.21.77.1362026-05-09 → 2026-05-09 · 2 obs
○ 2020-02-25 10:34:46
● 2026-05-09 16:14:08
●A172.67.208.1452026-05-09 → 2026-05-09 · 2 obs
○ 2020-02-25 10:34:46
● 2026-05-09 16:14:08
●A2606:4700:3034::ac43:d0912026-05-09 → 2026-05-09 · 2 obs
○ 2020-02-25 10:34:46
● 2026-05-09 16:14:08
●A2606:4700:3035::6815:4d882026-05-09 → 2026-05-09 · 2 obs
○ 2020-02-25 10:34:46
● 2026-05-09 16:14:08
○A66.201.99.822020-02-25 → 2020-02-25 · 2 obs
● 2020-02-25 10:34:46
○ 2026-05-09 16:14:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
learning100.comrosalyn.ns.cloudflare.com, ace.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.65

NS records: rosalyn.ns.cloudflare.com, ace.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for learning100.com (unsigned zone)

⏱️ Timing

Total: 98ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.77.136, 172.67.208.145
AAAA22606:4700:3034::ac43:d091, 2606:4700:3035::6815:4d88
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.learning100.com maps to four IP numbers: 2606:4700:3034::ac43:d091, 2606:4700:3035::6815:4d88, 104.21.77.136 and 172.67.208.145.

Other host names such as max113.com, rise-union247.pics, 613r.com, tjsgwd.com and hoodsmap.com share IPs with mail.learning100.com.