gullestrupnet.dk

📜 Historical scan 2026-06-17 10:49:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gullestrupnet.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.gullestrupnet.dk, backupmail.gullestrupnet.dk. The zone is not DNSSEC-signed, publishes a 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 681ms

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 82ms

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

📧 MX Records#

2 records 177ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mail.gullestrupnet.dk	82.165.203.134	mail51.gullestrupnet.dk	AS8560 IONOS SE
30	—	backupmail.gullestrupnet.dk	82.165.203.134	mail51.gullestrupnet.dk	AS8560 IONOS SE

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 356ms

TXT Record
MS=BEA132059DF92D9A2EAA1C2380BDC32CBD948F65
v=spf1 ip4:144.76.175.153 ip4:82.165.189.144 ip4:82.165.203.134 ip4:176.223.244.50 ip4:176.223.244.74 a mx -all

✉️ SPF#

Policy	Record (gullestrupnet.dk)
-all (hard fail)	v=spf1 ip4:144.76.175.153 ip4:82.165.189.144 ip4:82.165.203.134 ip4:176.223.244.50 ip4:176.223.244.74 a mx -all

📨 DMARC#

Policy	Record (_dmarc.gullestrupnet.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 2026-10-09 11:39:43

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

1011ms

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

🏷️ SOA#

115ms

Field	Value
Serial	2025111103
Primary NS (MNAME)	ns51.gullestrupnet.dk
Responsible (RNAME)	hostmaster@gullestrupnet.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#

681ms

82ms

177ms

AAAA

84ms

TXT

356ms

CAA

578ms

HTTPS

122ms

TLSA

255ms

SOA

115ms

MTA-STS

43ms

DNSSEC

1011ms

SRV

0ms

Total

1630ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 11:39:43	1810ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-04 11:32:30	1057ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-17 10:49:00 shown	1630ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-17 10:44:29	724ms	2 NS 1 A 2 MX	🔓 Insecure