hartmann-ostberg.dk

Records from scan: 2026-09-24 05:09:05 · 1653ms total · last checked 2026-10-17 09:00 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hartmann-ostberg.dk is a .dk domain served by 2 nameservers (ns51.gullestrupnet.dk, ns52.gullestrupnet.dk). It 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.hartmann-ostberg.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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 61ms

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 48ms

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 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	mail.hartmann-ostberg.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 525ms

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

✉️ SPF#

Policy	Record (hartmann-ostberg.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#

checked 2026-10-13 05:41:33

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

119ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2020050703
Primary NS (MNAME)	ns51.gullestrupnet.dk
Responsible (RNAME)	rikke@hartmann-ostberg.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	10800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

61ms

48ms

51ms

AAAA

50ms

TXT

525ms

CAA

64ms

HTTPS

46ms

TLSA

95ms

SOA

0ms

MTA-STS

113ms

DNSSEC

119ms

SRV

1240ms

Total

1653ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 05:09:05 shown	1653ms	2 NS 1 A 2 MX	🔓 Insecure
2026-08-27 01:45:31	1595ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-17 11:03:58	790ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-17 10:52:54	1200ms	2 NS 1 A 2 MX	🔓 Insecure