acesso.core-learn.com - robtex.com

acesso.core-learn.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:32e0🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:a7a4🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.50.224Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.167.164🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.50.224, 172.67.167.164
IPv6 hints2606:4700:3031::6815:32e0, 2606:4700:3035::ac43:a7a4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=32, name=cloudflare-ech.com

core-learn.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:32e0🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:a7a4🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.50.224Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.167.164🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScoen.ns.cloudflare.com ⭐
NSruth.ns.cloudflare.com
TXTfacebook-domain-verification=hllzar08bauaa25j4ge1uu861o0fmy
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.50.224, 172.67.167.164
IPv6 hints2606:4700:3031::6815:32e0, 2606:4700:3035::ac43:a7a4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=32, name=cloudflare-ech.com
SOAcoen.ns.cloudflare.comdns@cloudflare.com serial=2410600235

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DNS History

6 records (4 active, 2 former)

A104.21.50.224172.67.167.1642606:4700:3031::6815:32e02606:4700:3035::ac43:a7a42606:4700:3031::ac43:a7a42606:4700:3032::6815:32e0
●A104.21.50.2242026-06-18 → 2026-08-04 · 2 obs
● 2026-06-18 12:59:02
● 2026-08-04 19:30:02
●A172.67.167.1642026-06-18 → 2026-08-04 · 2 obs
● 2026-06-18 12:59:02
● 2026-08-04 19:30:02
●A2606:4700:3031::6815:32e02026-07-01 → 2026-08-04 · 3 obs
○ 2026-06-18 12:59:02
● 2026-07-01 12:01:00
● 2026-08-04 19:30:02
○A2606:4700:3031::ac43:a7a42026-06-18 → 2026-06-18 · 3 obs
● 2026-06-18 12:59:02
○ 2026-07-01 12:01:00
○ 2026-08-04 19:30:02
○A2606:4700:3032::6815:32e02026-06-18 → 2026-06-18 · 3 obs
● 2026-06-18 12:59:02
○ 2026-07-01 12:01:00
○ 2026-08-04 19:30:02
●A2606:4700:3035::ac43:a7a42026-07-01 → 2026-08-04 · 3 obs
○ 2026-06-18 12:59:02
● 2026-07-01 12:01:00
● 2026-08-04 19:30:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
core-learn.comruth.ns.cloudflare.com, coen.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.151

NS records: ruth.ns.cloudflare.com, coen.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for core-learn.com (unsigned zone)

⏱️ Timing

Total: 101ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.167.164, 104.21.50.224
AAAA22606:4700:3031::6815:32e0, 2606:4700:3035::ac43:a7a4
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

acesso.core-learn.com has four IP addresses: 104.21.50.224, 172.67.167.164, 2606:4700:3031::6815:32e0 and 2606:4700:3035::ac43:a7a4.

tek-500.com, avtv95.com, blchrwrd.net plus two other host names have IP numbers in common with acesso.core-learn.com.