jerlevnet.dk

📜 Historical scan 2026-06-27 21:07:11 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jerlevnet.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.jerlevnet.dk, mail51.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 52ms

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 61ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
82.165.189.144	10800s	gn51.gullestrupnet.dk	AS8560	IONOS SE	82.165.0.0/16	🇩🇪 Germany	—

📧 MX Records#

2 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mail.jerlevnet.dk	82.165.203.134	mail51.gullestrupnet.dk	AS8560 IONOS SE
20	10800s	mail51.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 792ms

TXT Record
v=spf1 ip4:82.165.124.183 ip4:82.165.203.134 a mx -all

✉️ SPF#

Policy	Record (jerlevnet.dk)
-all (hard fail)	v=spf1 ip4:82.165.124.183 ip4:82.165.203.134 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 2026-10-10 00:03:07

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

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 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#

83ms

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

🏷️ SOA#

51ms

Field	Value
Serial	2025110201
Primary NS (MNAME)	ns51.gullestrupnet.dk
Responsible (RNAME)	hostmaster@gullestrupnet.dk
Refresh	10800s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	10800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

52ms

61ms

50ms

AAAA

58ms

TXT

792ms

CAA

59ms

HTTPS

52ms

TLSA

254ms

SOA

51ms

MTA-STS

129ms

DNSSEC

83ms

SRV

582ms

Total

1341ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 18:39:50	1493ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-27 21:07:11 shown	1341ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-19 18:20:26	941ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-18 03:49:17	1043ms	2 NS 1 A 2 MX	🔓 Insecure