smtp.postdirect.net - robtex.com

smtp.postdirect.net

DNSSEC⚠️ Not signed
A5.75.255.79🇩🇪 Hetzner5.75.128.0/17 HETZNER-DC
PTRmx2.postdirect.net
A159.69.204.53🇩🇪 Hetzner159.69.0.0/16 HETZNER-DC

postdirect.net

DNSSEC🔒 Signed (DS record present)
A2606:4700:3034::ac43:c6aa🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:44d4🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.68.212Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.198.170🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSceline.ns.cloudflare.com ⭐
NSdexter.ns.cloudflare.com
MXmx2.postdirect.net ⭐
MXmx1.postdirect.net(2)
TXTgoogle-site-verification=3DULryDxVa6ZxhZB1QioUy0ioNKXEb6qhfghrj5F3lg
TXTv=spf1 include:spf.postdirect.net -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.68.212, 172.67.198.170
IPv6 hints2606:4700:3034::ac43:c6aa, 2606:4700:3036::6815:44d4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=109, name=cloudflare-ech.com
SOAceline.ns.cloudflare.comdns@cloudflare.com serial=2411014896

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DNS History

2 records (2 active, 0 former)

A159.69.204.535.75.255.79
●A159.69.204.532026-02-16 → 2026-07-31 · 2 obs
● 2026-02-16 12:22:02
● 2026-07-31 22:34:56
●A5.75.255.792026-02-16 → 2026-07-31 · 2 obs
● 2026-02-16 12:22:02
● 2026-07-31 22:34:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
postdirect.netceline.ns.cloudflare.com, dexter.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.98

NS records: celine.ns.cloudflare.com, dexter.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 456ms | Queries: -

📄 Records

TypeCountSample Data
A2159.69.204.53, 5.75.255.79

Analysis

IP Addresses

smtp.postdirect.net resolves to the IP addresses 5.75.255.79 and 159.69.204.53

Additional host names — including mx2.postdirect.net and mx1.postdirect.net — share IP numbers with smtp.postdirect.net.