janboutrup.dk

📜 Historical scan 2026-07-02 14:06:32 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

janboutrup.dk is a .dk domain served by 2 nameservers (ns51.gullestrupnet.dk, ns52.gullestrupnet.dk). It was registered on 6 January 2008 (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.janboutrup.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 56ms

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 67ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
82.165.189.144	86400s	gn51.gullestrupnet.dk	AS8560	IONOS SE	82.165.0.0/16	🇩🇪 Germany	—

📧 MX Records#

2 records 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	mail.janboutrup.dk	82.165.203.134	mail51.gullestrupnet.dk	AS8560 IONOS SE
30	86400s	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 643ms

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

✉️ SPF#

Policy	Record (janboutrup.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 2026-10-11 18:13:42

www	82.165.189.144 (AS8560) (address records, no CNAME)
www vs bare domain	Same network janboutrup.dk: 82.165.189.144 (AS8560) www.janboutrup.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#

1347ms

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

🏷️ SOA#

54ms

Field	Value
Serial	2020051803
Primary NS (MNAME)	ns51.gullestrupnet.dk
Responsible (RNAME)	mail@janboutrup.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	10800s

📋 Registration#

WHOIS fetched 2026-10-15 18:45:20

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-01-06
Expires	2027-01-31 (105d)

🔗 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#

56ms

67ms

54ms

AAAA

51ms

TXT

643ms

CAA

59ms

HTTPS

68ms

TLSA

119ms

SOA

54ms

MTA-STS

112ms

DNSSEC

1347ms

SRV

627ms

Total

1849ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-08-26 23:15:02	1671ms	2 NS 1 A 2 MX	🔓 Insecure
2026-07-18 21:39:03	2448ms	2 NS 1 A 2 MX	🔓 Insecure
2026-07-17 19:47:12	65535ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-02 14:06:32 shown	1849ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-26 18:07:10	1265ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-19 16:39:28	806ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-17 11:36:25	752ms	2 NS 1 A 2 MX	🔓 Insecure