denner.dk

📜 Historical scan 2026-06-17 02:00:06 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

denner.dk is a .dk domain served by 4 nameservers (ns1auth.krn.dk, ns2auth.krn.dk, ns3auth.krn.dk and 1 more). It was registered on 16 November 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 194.255.84.23 is hosted by Norlys Telco A/S (AS3308) in Denmark. Mail is handled by fjotte.krn.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#

4 records 85ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1auth.krn.dk	—	—	—
ns2auth.krn.dk	—	—	—
ns3auth.krn.dk	—	—	—
ns4auth.krn.dk	—	—	—

🌍 A Records#

1 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
194.255.84.23	—	—	AS3308	Norlys Telco A/S	194.255.0.0/16	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 62ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	fjotte.krn.dk	194.255.84.23	—	AS3308 Norlys Telco A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 155ms

TXT Record
DNS admin: Kristen Nielsen, krn@krn.dk, tlf 36 430401 / 40 466221
google-site-verification=3LKfI-WiWiqd21l5WZoBCc3z3HuIS_D1mf0GeZJC_kI
v=spf1 a mx ip4:194.255.84.23 mx:fjotte.krn.dk +all

✉️ SPF#

Policy	Record (denner.dk)
+all (no restriction)	v=spf1 a mx ip4:194.255.84.23 mx:fjotte.krn.dk +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 02:46:09

www CNAME	fjotte.krn.dk (all on krn.dk) → 194.255.84.23 (AS3308)
www vs bare domain	Same network denner.dk: 194.255.84.23 (AS3308) www.denner.dk: 194.255.84.23 (AS3308)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: +all

error "+all" (or a bare "all") authorises every server on the internet to send as this domain

🔗 TLSA / DANE#

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

🔐 DNSSEC#

70ms

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

🏷️ SOA#

56ms

Field	Value
Serial	2024052100
Primary NS (MNAME)	ns1auth.krn.dk
Responsible (RNAME)	hostmaster@denner.dk
Refresh	3600s
Retry	300s
Expire	3600000s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-02 20:59:28

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-11-16
Expires	2026-12-31 (74d)

📋 WHOIS#

⏱️ Lookup Timing#

85ms

45ms

62ms

AAAA

53ms

TXT

155ms

CAA

39ms

HTTPS

35ms

TLSA

118ms

SOA

56ms

MTA-STS

59ms

DNSSEC

70ms

SRV

0ms

Total

510ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 20:09:34	4941ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-17 09:19:17	6568ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-19 23:45:23	898ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 03:26:02	31607ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 02:24:31	1586ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 02:00:42	437ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-17 02:00:06 shown	510ms	4 NS 1 A 1 MX	🔓 Insecure