73664000.dk

📜 Historical scan 2026-06-21 17:18:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

73664000.dk is a .dk domain served by 2 nameservers (gate.profdoc.dk, ns.profdoc.dk). It was registered on 28 September 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.103 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. The zone is not DNSSEC-signed, has no 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 46ms

Nameserver	IP addresses	PTR	ASN / ISP
gate.profdoc.dk	80.62.243.243	243.241-254.243.62.80.in-addr.arpa	AS3292 TDC Holding A/S
ns.profdoc.dk	80.62.243.242	242.241-254.243.62.80.in-addr.arpa	AS3292 TDC Holding A/S

🌍 A Records#

1 records 75ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.103	3600s	vm0934.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

2 records 65ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.onlinemail.io	185.21.42.12	mx1.onlinemail.io	AS48854 team.blue Denmark A/S
20	3600s	mx2.onlinemail.io	46.36.208.16	mx2.onlinemail.io	AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-12 16:42:34

www CNAME	73664000.dk (all on 73664000.dk) → 193.239.98.43 (AS48854)
www vs bare domain	Same network 73664000.dk: 193.239.98.43 (AS48854) www.73664000.dk: 193.239.98.43 (AS48854)
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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

82ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

48ms

Field	Value
Serial	2022031702
Primary NS (MNAME)	ns.profdoc.dk
Responsible (RNAME)	hostmaster@profdoc.dk
Refresh	900s
Retry	600s
Expire	86400s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-04 01:28:08

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2015-09-28
Expires	2027-09-30 (344d)

📋 WHOIS#

⏱️ Lookup Timing#

46ms

75ms

65ms

AAAA

66ms

TXT

199ms

CAA

74ms

HTTPS

48ms

TLSA

51ms

SOA

48ms

MTA-STS

75ms

DNSSEC

82ms

SRV

118ms

Total

450ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 16:42:34	1866ms	3 NS 1 A 2 MX	🔓 Insecure
2026-10-06 01:25:48	700ms	3 NS 1 A 2 MX	🔓 Insecure
2026-10-04 01:14:39	515ms	3 NS 1 A 2 MX	🔓 Insecure
2026-09-30 00:54:43	436ms	3 NS 1 A 2 MX	🔓 Insecure
2026-09-26 17:01:44	9504ms	3 NS 1 A 2 MX	🔓 Insecure
2026-09-23 10:49:12	595ms	3 NS 1 A 2 MX	🔓 Insecure
2026-08-26 08:59:26	854ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-25 20:25:49	1672ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-21 17:18:07 shown	450ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-16 12:57:44	1299ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-16 12:50:18	1351ms	2 NS 1 A 2 MX	🔓 Insecure