kulturdullerne.dk

📜 Historical scan 2026-07-09 04:26:43  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kulturdullerne.dk is a .dk domain served by 2 nameservers (devin.ns.cloudflare.com, imani.ns.cloudflare.com). It was registered on 17 September 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.25.10 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by .. The zone is of unknown DNSSEC status, publishes a DMARC policy and is reachable over IPv6. 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   46ms

🌍 A Records#

2 records   52ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.25.10 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.221.139 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   79ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

2 records   72ms

🔐 HTTPS Records#

1 records   73ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.25.10,172.67.221.139 ech=AEX+DQBBtwAgACAjj1X9EUQA3FDgW8/PuNtg+ifdrEtSJ194NyFRk/CxXQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:190a,2606:4700:3037::ac43:dd8b

📝 TXT Records#

1 records   212ms
TXT Record
v=spf1 -all

✉️ SPF#

PolicyRecord (kulturdullerne.dk)
-all (hard fail) v=spf1 -all

📨 DMARC#

PolicyRecord (_dmarc.kulturdullerne.dk)
p=reject v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

11 records   74ms

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 16:07:38
www104.21.25.10 172.67.221.139 2606:4700:3037::6815:190a 2606:4700:3037::ac43:dd8b (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

185ms
CheckResult
Validation Status❓ Unknown
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsbroken trust chain resolving 'kulturdullerne.dk/DNSKEY/IN': 127.0.0.1#53

🏷️ SOA#

0ms
FieldValue
Serial2408917186
Primary NS (MNAME)devin.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-11 16:38:04
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2016-09-17
Expires2027-09-30 (340d)

🔗 Same registrant#

10 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
46ms
A
52ms
MX
79ms
AAAA
72ms
TXT
212ms
CAA
74ms
HTTPS
73ms
TLSA
96ms
SOA
0ms
MTA-STS
112ms
DNSSEC
185ms
SRV
16054ms
Total
16924ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-11 16:07:38 495ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-26 23:18:49 801ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-19 19:37:57 1352ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-08 07:16:27 10191ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-25 00:42:48 757ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-03 09:38:46 1279ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-18 17:25:18 16763ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-09 04:26:43 shown 16924ms 2 NS 2 A 1 MX ❓ Unknown
2026-06-20 08:01:34 669ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 13:08:52 3054ms 2 NS 2 A 0 MX 🔓 Insecure
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