mail.postatk.com - robtex.com

mail.postatk.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:10e6🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:d8d0🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.16.230Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.216.208🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.16.230, 172.67.216.208
IPv6 hints2606:4700:3031::6815:10e6, 2606:4700:3033::ac43:d8d0
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=95, name=cloudflare-ech.com

postatk.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:10e6🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:d8d0🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.16.230Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.216.208🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSchristina.ns.cloudflare.com ⭐
NSnicolas.ns.cloudflare.com
MX_dc-mx.8e0c6ff72b92.postatk.com ⭐
TXTv=spf1 +a +mx +ip4:200.69.22.10 include:spf.mysecurecloudhost.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.16.230, 172.67.216.208
IPv6 hints2606:4700:3031::6815:10e6, 2606:4700:3033::ac43:d8d0
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=95, name=cloudflare-ech.com
SOAchristina.ns.cloudflare.comdns@cloudflare.com serial=2403143508

Previously MX for

postatk.com

Same first word

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DNS History

5 records (4 active, 1 former)

A104.21.16.230172.67.216.2082606:4700:3031::6815:10e62606:4700:3033::ac43:d8d0200.69.22.10
●A104.21.16.2302026-05-04 → 2026-05-12 · 3 obs
○ 2026-04-30 17:27:28
● 2026-05-04 10:39:34
● 2026-05-12 01:18:14
●A172.67.216.2082026-05-04 → 2026-05-12 · 3 obs
○ 2026-04-30 17:27:28
● 2026-05-04 10:39:34
● 2026-05-12 01:18:14
○A200.69.22.102026-04-30 → 2026-04-30 · 3 obs
● 2026-04-30 17:27:28
○ 2026-05-04 10:39:34
○ 2026-05-12 01:18:14
●A2606:4700:3031::6815:10e62026-05-04 → 2026-05-12 · 3 obs
○ 2026-04-30 17:27:28
● 2026-05-04 10:39:34
● 2026-05-12 01:18:14
●A2606:4700:3033::ac43:d8d02026-05-04 → 2026-05-12 · 3 obs
○ 2026-04-30 17:27:28
● 2026-05-04 10:39:34
● 2026-05-12 01:18:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
postatk.comchristina.ns.cloudflare.com, nicolas.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.84

NS records: christina.ns.cloudflare.com, nicolas.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postatk.com (unsigned zone)

⏱️ Timing

Total: 120ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.216.208, 104.21.16.230
AAAA22606:4700:3031::6815:10e6, 2606:4700:3033::ac43:d8d0
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.postatk.com resolves to four IPs: 2606:4700:3031::6815:10e6, 2606:4700:3033::ac43:d8d0, 104.21.16.230 and 172.67.216.208.

Other host names, for instance rcc(0x736578)perts.com, usun.net, elitas.co.uk, livetowrap.com and ns2.wujieliulan.com share IP numbers with mail.postatk.com.