solkystferie.dk

📜 Historical scan 2026-07-03 07:24:51  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

solkystferie.dk is a .dk domain served by 2 nameservers (amanda.ns.cloudflare.com, craig.ns.cloudflare.com). It was registered on 23 February 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.4.24 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. The zone is not DNSSEC-signed, 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   36ms

🌍 A Records#

2 records   62ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.4.24 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.131.145 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   59ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.4.24
🔶 Autoconfig104.21.4.24

🔷 AAAA Records (IPv6)#

2 records   61ms

🔐 HTTPS Records#

1 records   44ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.4.24,172.67.131.145 ech=AEX+DQBBvwAgACApxK8AHAcBA5zhsXWzhEfMMgA+fhbbg820m0Ue8p9nTAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:8391,2606:4700:3035::6815:418

📝 TXT Records#

1 records   224ms
TXT Record
v=spf1 include:spf.simply.com ~all

✉️ SPF#

PolicyRecord (solkystferie.dk)
~all (soft fail) v=spf1 include:spf.simply.com ~all

📨 DMARC#

PolicyRecord (_dmarc.solkystferie.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:79b01166cd464da59ad7f122264d897f@dmarc-reports.cloudflare.net

📬 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 2026-10-22 04:11:18
www104.21.4.24 172.67.131.145 2606:4700:3033::ac43:8391 2606:4700:3035::6815:418 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
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: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

2 records   60ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC#

75ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

49ms
FieldValue
Serial2407860519
Primary NS (MNAME)amanda.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-08 12:05:03
FieldValue
RegistrarSimply.com A/S
Registered2019-02-23
Expires2027-02-28 (128d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
36ms
A
62ms
MX
59ms
AAAA
61ms
TXT
224ms
CAA
55ms
HTTPS
44ms
TLSA
60ms
SOA
49ms
MTA-STS
56ms
DNSSEC
75ms
SRV
68ms
Total
952ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 04:11:18 523ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-18 10:23:37 486ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-30 18:17:31 619ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-22 19:06:08 1391ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-12 22:18:08 1935ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-10 21:12:52 917ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-07 23:15:44 1691ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-30 05:09:21 1198ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-26 23:15:47 999ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-26 19:56:53 616ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-07 11:03:39 983ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-17 11:46:44 8920ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-13 21:22:59 948ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-03 07:24:51 shown 952ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-28 07:24:47 977ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-20 22:30:29 1196ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-19 16:27:17 3079ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 23:27:15 967ms 2 NS 2 A 1 MX 🔓 Insecure
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