mail.mathnotes.cc - robtex.com

mail.mathnotes.cc

DNSSEC⚠️ Not signed
A46.62.144.45🇩🇪 Hetzner46.62.128.0/17 HETZNER-DC
PTRmail.mathnotes.cc
TXTv=spf1 a ra=postmaster -all

mathnotes.cc

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:cb78🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:1651🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.22.81Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.203.120🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSceleste.ns.cloudflare.com
NSeric.ns.cloudflare.com
MXmail.mathnotes.cc
TXTv=spf1 mx ra=postmaster -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.22.81, 172.67.203.120
IPv6 hints2606:4700:3033::ac43:cb78, 2606:4700:3034::6815:1651
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=49, name=cloudflare-ech.com
SOAceleste.ns.cloudflare.comdns@cloudflare.com serial=2407232907

PTR for

MX for

Same first word

Similar names

DNS History

1 record (1 active, 0 former)

A46.62.144.45
A46.62.144.452026-06-14 → 2026-07-05 · 2 obs
● 2026-06-14 11:20:54
● 2026-07-05 13:33:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ccac1.nstld.com, ac2.nstld.com, ac3.nstld.com, ac4.nstld.com-
mathnotes.cceric.ns.cloudflare.com, celeste.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.7

NS records: eric.ns.cloudflare.com, celeste.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathnotes.cc (unsigned zone)

⏱️ Timing

Total: 451ms | Queries: -

📄 Records

TypeCountSample Data
A146.62.144.45
TXT1v=spf1 a ra=postmaster -all

Analysis

Mail Server Role

Mail for mathnotes.cc is routed through the mail server mail.mathnotes.cc.

IP Addresses

mail.mathnotes.cc has exactly one IP address — 46.62.144.45.