mx.classroomhelp.com - dns.ninja

mx.classroomhelp.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:905e🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:4762🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.71.98Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.144.94🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.71.98, 172.67.144.94
IPv6 hints2606:4700:3032::ac43:905e, 2606:4700:3036::6815:4762
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=248, name=cloudflare-ech.com

classroomhelp.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:905e🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:4762🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.71.98Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.144.94🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdee.ns.cloudflare.com ⭐
NSzeus.ns.cloudflare.com
TXTgoogle-site-verification=jp209zdjMJLcxlaz5TUzLF1xEnWLdicikgirsjgo_Kg
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.71.98, 172.67.144.94
IPv6 hints2606:4700:3032::ac43:905e, 2606:4700:3036::6815:4762
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=248, name=cloudflare-ech.com
SOAdee.ns.cloudflare.comdns@cloudflare.com serial=2407339917
WOT: SAFE (66/100)
WOT: UNKNOWN (84/100)

Previously MX for

classroomhelp.com

Same first word

mx.csb.app
mx.au
mx.go.gov.br
mx.com.mx
mx.dev
mx.od.ua
mx.su
mx.com.au
mx.123hjemmeside.no
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mx.kasserver.com
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mx.sytes.net
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mx.mba
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mx.s3-website-eu-west-1.amazonaws.com
mx.s3-website-us-east-1.amazonaws.com
mx.design
mx.s3-website-us-west-1.amazonaws.com
mx.msk.ru
mx.scrapping.cc
mx.tv
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mx.abbott
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mx.ph
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mx.be

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mx.se
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DNS History

7 records (4 active, 3 former)

20162017201820192020202120222023202420252026A104.21.71.98172.67.144.942606:4700:3032::ac43:905e2606:4700:3036::6815:47622606:4700:3031::6815:476266.96.140.7666.96.140.77
●A104.21.71.982026-03-06 → 2026-08-08 · 3 obs
○ 2016-04-08 13:35:32
● 2026-03-06 21:19:06
● 2026-08-08 17:08:38
●A172.67.144.942026-03-06 → 2026-08-08 · 3 obs
○ 2016-04-08 13:35:32
● 2026-03-06 21:19:06
● 2026-08-08 17:08:38
○A2606:4700:3031::6815:47622026-03-06 → 2026-04-13 · 5 obs
○ 2016-04-08 13:35:32
● 2026-03-06 21:19:06
● 2026-04-13 01:36:38
○ 2026-07-17 00:38:52
○ 2026-08-08 17:08:38
●A2606:4700:3032::ac43:905e2026-03-06 → 2026-08-08 · 3 obs
○ 2016-04-08 13:35:32
● 2026-03-06 21:19:06
● 2026-08-08 17:08:38
●A2606:4700:3036::6815:47622026-07-17 → 2026-08-08 · 3 obs
○ 2026-04-13 01:36:38
● 2026-07-17 00:38:52
● 2026-08-08 17:08:38
○A66.96.140.762015-06-10 → 2016-04-08 · 4 obs
● 2015-06-10 22:59:04
● 2016-04-08 13:35:32
○ 2026-03-06 21:19:06
○ 2026-08-08 17:08:38
○A66.96.140.772015-06-10 → 2016-04-08 · 4 obs
● 2015-06-10 22:59:04
● 2016-04-08 13:35:32
○ 2026-03-06 21:19:06
○ 2026-08-08 17:08:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
classroomhelp.comdee.ns.cloudflare.com, zeus.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.93

NS records: dee.ns.cloudflare.com, zeus.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classroomhelp.com (unsigned zone)

⏱️ Timing

Total: 106ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.144.94, 104.21.71.98
AAAA22606:4700:3032::ac43:905e, 2606:4700:3036::6815:4762
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mx.classroomhelp.com directs to four IP numbers, which are 104.21.71.98, 172.67.144.94, 2606:4700:3032::ac43:905e and 2606:4700:3036::6815:4762.

chasnote.com, globalcommercemedia.com, cmhtc.net plus two other host names have IP numbers in common with mx.classroomhelp.com.