mail.frcf.cat - robtex.com

mail.frcf.cat

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:d26🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:c5ab🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.13.38Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.197.171🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.13.38, 172.67.197.171
IPv6 hints2606:4700:3033::6815:d26, 2606:4700:3033::ac43:c5ab
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=146, name=cloudflare-ech.com

frcf.cat

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:d26🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:c5ab🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.13.38Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.197.171🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdylan.ns.cloudflare.com ⭐
NSkelly.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.13.38, 172.67.197.171
IPv6 hints2606:4700:3033::6815:d26, 2606:4700:3033::ac43:c5ab
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=146, name=cloudflare-ech.com
SOAdylan.ns.cloudflare.comdns@cloudflare.com serial=2399163531

Previously MX for

frcf.cat

Same first word

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DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026A104.21.13.38172.67.197.1712606:4700:3033::6815:d262606:4700:3033::ac43:c5ab89.248.106.172
●A104.21.13.382026-04-13 → 2026-04-13 · 2 obs
○ 2016-09-17 08:31:54
● 2026-04-13 00:46:52
●A172.67.197.1712026-04-13 → 2026-04-13 · 2 obs
○ 2016-09-17 08:31:54
● 2026-04-13 00:46:52
●A2606:4700:3033::6815:d262026-04-13 → 2026-04-13 · 2 obs
○ 2016-09-17 08:31:54
● 2026-04-13 00:46:52
●A2606:4700:3033::ac43:c5ab2026-04-13 → 2026-04-13 · 2 obs
○ 2016-09-17 08:31:54
● 2026-04-13 00:46:52
○A89.248.106.1722015-07-05 → 2016-09-17 · 3 obs
● 2015-07-05 03:02:04
● 2016-09-17 08:31:54
○ 2026-04-13 00:46:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
catanyc1.irondns.net, cat.pch.net, nsc.nic.de, cat.ns.nic.es...10 records
frcf.catdylan.ns.cloudflare.com, kelly.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.195.187

NS records: dylan.ns.cloudflare.com, kelly.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for frcf.cat (unsigned zone)

⏱️ Timing

Total: 1193ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.197.171, 104.21.13.38
AAAA22606:4700:3033::ac43:c5ab, 2606:4700:3033::6815:d26
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 10

In-bailiwick: 2 (switch.nic.cat, switch.nic.cat)

Out-of-bailiwick: 8 (anyc1.irondns.net, nsc.nic.de, cat.pch.net...)

Analysis

IP Addresses

mail.frcf.cat resolves to four IPs: 2606:4700:3033::6815:d26, 2606:4700:3033::ac43:c5ab, 104.21.13.38 and 172.67.197.171.

Other host names such as extramilepminc.com, advertscan.com, bitlife.club, www.zengyihou.com and kays-e.com share IP numbers with mail.frcf.cat.