mail.ffcheck.net - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

mail.ffcheck.net

DNSSEC⚠️ Not signed
A2606:4700:3108::ac42:289b🇺🇸 Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3108::ac42:2b65🇺🇸 Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.66.40.155🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.66.43.101🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints172.66.40.155, 172.66.43.101
IPv6 hints2606:4700:3108::ac42:289b, 2606:4700:3108::ac42:2b65

ffcheck.net

DNSSEC⚠️ Not signed
A167.233.8.150🇩🇪 Hetzner167.233.0.0/16 HETZNER-DC
NSconrad.ns.cloudflare.com ⭐
NShera.ns.cloudflare.com
MX_dc-mx.dbb7f9ee6cd7.ffcheck.net ⭐
SOAconrad.ns.cloudflare.comdns@cloudflare.com serial=2412079810

Previously MX for

ffcheck.net

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DNS History

4 records (4 active, 0 former)

A172.66.40.155172.66.43.1012606:4700:3108::ac42:289b2606:4700:3108::ac42:2b65
●A172.66.40.1552026-08-17 → 2026-08-17 · 2 obs
● 2026-08-17 02:38:12
● 2026-08-17 06:53:16
●A172.66.43.1012026-08-17 → 2026-08-17 · 2 obs
● 2026-08-17 02:38:12
● 2026-08-17 06:53:16
●A2606:4700:3108::ac42:289b2026-08-17 → 2026-08-17 · 2 obs
● 2026-08-17 02:38:12
● 2026-08-17 06:53:16
●A2606:4700:3108::ac42:2b652026-08-17 → 2026-08-17 · 2 obs
● 2026-08-17 02:38:12
● 2026-08-17 06:53:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
ffcheck.nethera.ns.cloudflare.com, conrad.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.192.162

NS records: hera.ns.cloudflare.com, conrad.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ffcheck.net (unsigned zone)

⏱️ Timing

Total: 230ms | Queries: -

📄 Records

TypeCountSample Data
A2172.66.43.101, 172.66.40.155
AAAA22606:4700:3108::ac42:289b, 2606:4700:3108::ac42:2b65
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

mail.ffcheck.net resolves to four IP addresses: 172.66.40.155, 172.66.43.101, 2606:4700:3108::ac42:289b and 2606:4700:3108::ac42:2b65.

authorfreely.clubedeautores.com.br, fractionalciso.com, reslogic.com and two other host names share IP numbers with mail.ffcheck.net.