75566777.dk

📜 Historical scan 2026-06-23 16:54:12 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

75566777.dk is a .dk domain served by 2 nameservers (gate.profdoc.dk, ns.profdoc.dk). It was registered on 19 March 2009 (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 315ms

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 321ms

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 320ms

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 2026-10-23 21:16:27

www CNAME	75566777.dk (all on 75566777.dk) → 185.21.40.103 (AS48854)
www vs bare domain	Same network 75566777.dk: 185.21.40.103 (AS48854) www.75566777.dk: 185.21.40.103 (AS48854)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

1251ms

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

🏷️ SOA#

251ms

Field	Value
Serial	2021061604
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 2026-10-17 11:10:09

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2009-03-19
Expires	2027-03-31 (156d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

315ms

321ms

320ms

AAAA

284ms

TXT

1577ms

CAA

310ms

HTTPS

279ms

TLSA

253ms

SOA

251ms

MTA-STS

528ms

DNSSEC

1251ms

SRV

549ms

Total

4326ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 21:16:27	519ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-30 02:58:32	381ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-18 12:48:13	488ms	2 NS 1 A 2 MX	🔓 Insecure
2026-08-28 03:20:02	959ms	2 NS 1 A 2 MX	🔓 Insecure
2026-07-02 01:53:02	758ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-23 16:54:12 shown	4326ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-22 19:54:44	1148ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 07:37:56	841ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-16 12:59:48	1191ms	2 NS 1 A 2 MX	🔓 Insecure