fmmadsen.dk

📜 Historical scan 2026-06-23 12:00:11 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

fmmadsen.dk is a .dk domain served by 2 nameservers (ns1.box.cgdev.dk, ns2.box.cgdev.dk). It was registered on 16 October 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.248.255.18 is hosted by DigitalOcean, LLC (AS14061) in Germany. Mail is handled by box.cgdev.dk. 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#

2 records 856ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.box.cgdev.dk	104.248.255.18	box.cgdev.dk	AS14061 DigitalOcean, LLC
ns2.box.cgdev.dk	104.248.255.18	box.cgdev.dk	AS14061 DigitalOcean, LLC

🌍 A Records#

1 records 665ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.248.255.18	86400s	box.cgdev.dk	AS14061	DigitalOcean, LLC	104.248.0.0/16	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

1 records 668ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	box.cgdev.dk	104.248.255.18 2a03:b0c0:3:d0::cec:1001	box.cgdev.dk box.cgdev.dk	AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.248.255.18
🔶 Autoconfig	104.248.255.18

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 1174ms

TXT Record
v=spf1 mx -all

✉️ SPF#

Policy	Record (fmmadsen.dk)
-all (hard fail)	v=spf1 mx -all

📨 DMARC#

Policy	Record (_dmarc.fmmadsen.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 MTA-STS#

980ms

Check	Result
Status	🔒 Enforce
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	enforce
Policy ID	fKzOpfNTricnIHrAE4AD
max_age	604800s
Policy MX	box.cgdev.dk

📈 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 2026-10-17 04:00:05

www	104.248.255.18 (AS14061) (address records, no CNAME)
www vs bare domain	Same network fmmadsen.dk: 104.248.255.18 (AS14061) www.fmmadsen.dk: 104.248.255.18 (AS14061)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · no salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
mail	—	RSA · ~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#

1 records 520ms

Service / Owner	Type	Cert association
SMTP _25._tcp.box.cgdev.dk	DANE-EE · SPKI · SHA-256	011967EBF0C5D280C659E2F40FB94024…

🔐 DNSSEC#

1463ms

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

🏷️ SOA#

472ms

Field	Value
Serial	2026060400
Primary NS (MNAME)	ns1.box.cgdev.dk
Responsible (RNAME)	hostmaster@box.cgdev.dk
Refresh	7200s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-13 02:16:01

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2006-10-16
Expires	2028-10-31 (738d)

🔗 Same registrant#

3 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
cybergeek.dk	Punktum dk A/S (direct)
sundhedsinfo.dk	Punktum dk A/S (direct)
systemadministratortilbydes.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

856ms

665ms

668ms

AAAA

622ms

TXT

1174ms

CAA

371ms

HTTPS

754ms

TLSA

520ms

SOA

472ms

MTA-STS

980ms

DNSSEC

1463ms

SRV

1409ms

Total

5278ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 04:00:05	2776ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 14:16:37	1257ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-03 16:11:27	9847ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-24 15:16:24	849ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-10 04:14:43	18119ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-08 04:57:24	2523ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-03 15:06:33	6170ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-28 12:55:57	2506ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 12:00:11 shown	5278ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 05:29:37	907ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 09:43:08	1238ms	2 NS 1 A 1 MX	🔒 Secure