jean-nielsen.dk

📜 Historical scan 2026-07-15 12:37:13 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jean-nielsen.dk is a .dk domain served by 2 nameservers (ns51.gullestrupnet.dk, ns52.gullestrupnet.dk). It was registered on 4 November 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 82.165.189.144 is hosted by IONOS SE (AS8560) in Germany. Mail is handled by mail.jean-nielsen.dk, backupmail.gullestrupnet.dk. 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 23ms

Nameserver	IP addresses	PTR	ASN / ISP
ns51.gullestrupnet.dk	82.165.189.144	gn51.gullestrupnet.dk	AS8560 IONOS SE
ns52.gullestrupnet.dk	82.165.203.134	mail51.gullestrupnet.dk	AS8560 IONOS SE

🌍 A Records#

1 records 831ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
82.165.189.144	14400s	gn51.gullestrupnet.dk	AS8560	IONOS SE	82.165.0.0/16	🇩🇪 Germany	—

📧 MX Records#

2 records 842ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	14400s	mail.jean-nielsen.dk	82.165.203.134	mail51.gullestrupnet.dk	AS8560 IONOS SE
30	14400s	backupmail.gullestrupnet.dk	82.165.203.134	mail51.gullestrupnet.dk	AS8560 IONOS SE

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	82.165.189.144
🔶 Autoconfig	82.165.189.144

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 3318ms

TXT Record
v=spf1 ip4:82.165.203.134 ip4=82.165.189.144 +a +mx -all

✉️ SPF#

Policy	Record (jean-nielsen.dk)
-all (hard fail)	v=spf1 ip4:82.165.203.134 ip4=82.165.189.144 +a +mx -all

📨 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 2026-10-25 02:49:14

www	82.165.189.144 (AS8560) (address records, no CNAME)
www vs bare domain	Same network jean-nielsen.dk: 82.165.189.144 (AS8560) www.jean-nielsen.dk: 82.165.189.144 (AS8560)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

908ms

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

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-27 01:15:25

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2009-11-04
Expires	2026-11-30 (34d)

🔗 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#

23ms

831ms

842ms

AAAA

349ms

TXT

3318ms

CAA

846ms

HTTPS

90ms

TLSA

8041ms

SOA

22ms

MTA-STS

123ms

DNSSEC

908ms

SRV

8050ms

Total

24503ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-25 02:49:14	4265ms	2 NS 1 A 2 MX	🔓 Insecure
2026-08-27 08:43:02	9495ms	2 NS 1 A 2 MX	🔓 Insecure
2026-07-17 06:29:11	4100ms	2 NS 1 A 2 MX	🔓 Insecure
2026-07-15 12:37:13 shown	24503ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-22 10:51:33	2790ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-21 23:10:58	1020ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 01:57:04	1297ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-17 12:02:01	4504ms	2 NS 1 A 2 MX	🔓 Insecure