mail.justmath.org - robtex.com

mail.justmath.org

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:43d4🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:b55f🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.67.212Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.181.95🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.67.212, 172.67.181.95
IPv62606:4700:3033::6815:43d4, 2606:4700:3034::ac43:b55f

justmath.org

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:43d4🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:b55f🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.67.212Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.181.95🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSnoel.ns.cloudflare.com ⭐
NStori.ns.cloudflare.com
MX_dc-mx.396e25ab61d1.justmath.org ⭐
TXTgoogle-site-verification=IJzAxJj5YA1gC4wrKhRhGq4Arg0yt04KV3hdD7ketzM
TXTv=spf1 a mx include:websitewelcome.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.67.212, 172.67.181.95
IPv62606:4700:3033::6815:43d4, 2606:4700:3034::ac43:b55f
SOAnoel.ns.cloudflare.comdns@cloudflare.com serial=2397058707

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DNS History

4 records (4 active, 0 former)

A104.21.67.212172.67.181.952606:4700:3033::6815:43d42606:4700:3034::ac43:b55f
●A104.21.67.2122026-02-15 → 2026-03-23 · 2 obs
● 2026-02-15 19:16:42
● 2026-03-23 07:10:38
●A172.67.181.952026-02-15 → 2026-03-23 · 2 obs
● 2026-02-15 19:16:42
● 2026-03-23 07:10:38
●A2606:4700:3033::6815:43d42026-02-15 → 2026-03-23 · 2 obs
● 2026-02-15 19:16:42
● 2026-03-23 07:10:38
●A2606:4700:3034::ac43:b55f2026-02-15 → 2026-03-23 · 2 obs
● 2026-02-15 19:16:42
● 2026-03-23 07:10:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
justmath.orgnoel.ns.cloudflare.com, tori.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.216

NS records: noel.ns.cloudflare.com, tori.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for justmath.org (unsigned zone)

⏱️ Timing

Total: 364ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.67.212, 172.67.181.95
AAAA22606:4700:3034::ac43:b55f, 2606:4700:3033::6815:43d4
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

Four IP numbers are pointed to by mail.justmath.org: 2606:4700:3033::6815:43d4, 2606:4700:3034::ac43:b55f, 104.21.67.212 and 172.67.181.95.

other host names including ebti-aquitaine.com, metcap.com.hk, tabiadvisor.com, optimizeprocess.info and www.veryawesomeworld.com.cdn.cloudflare.net share IP numbers with mail.justmath.org.