casperolsen.dk

📜 Historical scan 2026-06-16 19:41:26  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

casperolsen.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 7 March 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.184 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx.simply.com. The zone is DNSSEC-signed and validates, 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#

3 records   95ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com — — —
ns2.simply.com — — —
ns3.simply.com — — —

🌍 A Records#

1 records   90ms
IPTTLPTRASNISP / OrgCIDRCountryCity
94.231.103.184 — linux162.unoeuro.com AS48854 team.blue Denmark A/S 94.231.96.0/20 🇩🇰 Denmark —

📧 MX Records#

1 records   102ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   224ms
TXT Record
protonmail-verification=45f72a468d436a163462b6da7042ffc1c6a0a10b
v=spf1 include:spf.simply.com -all

✉️ SPF#

PolicyRecord (casperolsen.dk)
-all (hard fail) v=spf1 include:spf.simply.com -all

📨 DMARC#

PolicyRecord (_dmarc.casperolsen.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 2026-10-08 07:29:57
www94.231.103.184 (AS48854) (address records, no CNAME)
www vs bare domainSame network
casperolsen.dk: 94.231.103.184 (AS48854)
www.casperolsen.dk: 94.231.103.184 (AS48854)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC zone can be walked (all names enumerable)
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   75ms
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#

174ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

98ms
FieldValue
Serial2025111702
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-08 19:42:55
FieldValue
RegistrarSimply.com A/S
Registered2025-03-07
Expires2027-03-06 (140d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
95ms
A
90ms
MX
102ms
AAAA
91ms
TXT
224ms
CAA
107ms
HTTPS
92ms
TLSA
75ms
SOA
98ms
MTA-STS
139ms
DNSSEC
174ms
SRV
0ms
Total
582ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-04 05:56:29 466ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-03 08:29:01 563ms 3 NS 1 A 1 MX 🔒 Secure
2026-08-27 08:53:15 688ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-20 04:32:44 5941ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-16 19:43:47 434ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-16 19:41:26 shown 582ms 3 NS 1 A 1 MX 🔒 Secure
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