mailserver.preloading.dev - robtex.com

mailserver.preloading.dev

DNSSEC⚠️ Not signed
A50.65.201.220🇨🇦 ASN-SHAW50.65.200.0/22
PTRs01063c2d9e900fe2.ed.shawcable.net

preloading.dev

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:5013🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:ad13🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.80.19Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.173.19🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSduke.ns.cloudflare.com ⭐
NSnancy.ns.cloudflare.com
MXmailserver.preloading.dev ⭐
TXTgoogle-site-verification=zwVPgJcIl73n_NhnvG6t6QiC8BEs7vBEWeguiPbhhgU
TXTmailconf=https://autoconfig.preloading.dev/mail/config-v1.1.xml
TXTv=spf1 include:mailgun.org mx ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.80.19, 172.67.173.19
IPv6 hints2606:4700:3032::6815:5013, 2606:4700:3036::ac43:ad13
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=220, name=cloudflare-ech.com
SOAduke.ns.cloudflare.comdns@cloudflare.com serial=2404132852

MX for

preloading.dev

Same first word

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DNS History

1 record (1 active, 0 former)

A50.65.201.220
●A50.65.201.2202026-05-14 → 2026-05-15 · 2 obs
● 2026-05-14 02:53:08
● 2026-05-15 00:31:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
preloading.devduke.ns.cloudflare.com, nancy.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.110

NS records: duke.ns.cloudflare.com, nancy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for preloading.dev (unsigned zone)

⏱️ Timing

Total: 2996ms | Queries: -

📄 Records

TypeCountSample Data
A150.65.201.220

Analysis

Mail Server Role

mailserver.preloading.dev is the mail server for preloading.dev.

IP Addresses

mailserver.preloading.dev points to a single IP number: 50.65.201.220.