fcz.dk

📜 Historical scan 2026-09-04 10:54:35 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

fcz.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 11 June 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.100 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 27ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.100	600s	dnsforward.simply.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

5 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	173.194.221.27 2a00:1450:4010:c0e::1a 2a00:1450:4010:c0e::1a	lm-in-f27.1e100.net lu-in-f26.1e100.net lu-in-x1a.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4013:813::1b	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 84ms

TXT Record
google-site-verification=J9BtKffnt2l5KzWQUyC53AjRcDSj4Xcf0uIc1XHQO0c
v=spf1 include:_spf.google.com -all

✉️ SPF#

Policy	Record (fcz.dk)
-all (hard fail)	v=spf1 include:_spf.google.com -all

📨 DMARC#

Policy	Record (_dmarc.fcz.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc@fcz.dk; ruf=mailto:dmarcforensic@fcz.dk; fo=1; adkim=s; aspf=s;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-15 12:33:07

www	NXDOMAIN
www vs bare domain	Neither resolves fcz.dk: no address www.fcz.dk: no address
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

95ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026090301
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-13 08:30:44

Field	Value
Registrar	Simply.com A/S
Registered	2004-06-11
Expires	2030-06-30 (1348d)

📋 WHOIS#

⏱️ Lookup Timing#

27ms

30ms

AAAA

27ms

TXT

84ms

CAA

27ms

HTTPS

26ms

TLSA

66ms

SOA

0ms

MTA-STS

40ms

DNSSEC

95ms

SRV

33ms

Total

541ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 12:33:07	421ms	4 NS 0 A 1 MX	🔒 Secure
2026-10-13 08:21:55	627ms	4 NS 0 A 1 MX	🔒 Secure
2026-10-08 00:11:22	379ms	4 NS 0 A 1 MX	🔒 Secure
2026-10-02 09:26:58	674ms	4 NS 0 A 1 MX	🔒 Secure
2026-09-30 09:15:26	831ms	4 NS 1 A 5 MX	🔒 Secure
2026-09-27 08:14:03	627ms	4 NS 1 A 5 MX	🔒 Secure
2026-09-25 19:54:28	671ms	4 NS 1 A 5 MX	🔒 Secure
2026-09-09 17:54:28	956ms	4 NS 1 A 5 MX	🔒 Secure
2026-09-04 10:54:35 shown	541ms	4 NS 1 A 5 MX	🔒 Secure
2026-08-28 02:47:09	917ms	4 NS 1 A 5 MX	🔒 Secure
2026-08-03 11:33:59	1394ms	4 NS 1 A 5 MX	🔒 Secure
2026-07-27 10:18:10	1202ms	4 NS 1 A 5 MX	🔒 Secure
2026-07-06 04:49:44	2673ms	4 NS 1 A 5 MX	🔒 Secure
2026-07-06 04:04:16	1552ms	4 NS 1 A 5 MX	🔒 Secure
2026-06-19 15:11:01	1050ms	4 NS 1 A 5 MX	🔒 Secure
2026-06-17 09:23:20	1202ms	4 NS 1 A 5 MX	🔒 Secure