alexanderolsen.dk

📜 Historical scan 2026-06-16 12:52:35  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

alexanderolsen.dk is a .dk domain served by 2 nameservers (alina.ns.cloudflare.com, etienne.ns.cloudflare.com). It was registered on 31 January 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.94.72 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.jbgaard.dk. 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   62ms
NameserverIP addressesPTRASN / ISP
alina.ns.cloudflare.com — — —
etienne.ns.cloudflare.com — — —

🌍 A Records#

2 records   58ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.94.72 — — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.220.143 — — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   61ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mail.jbgaard.dk 207.180.215.69 vmi1279527.contaboserver.net AS51167 Contabo GmbH

🔷 AAAA Records (IPv6)#

2 records   61ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::6815:5e48 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::ac43:dc8f — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   228ms
TXT Record
v=spf1 mx ra=postmaster -all

✉️ SPF#

PolicyRecord (alexanderolsen.dk)
-all (hard fail) v=spf1 mx ra=postmaster -all

📨 DMARC#

PolicyRecord (_dmarc.alexanderolsen.dk)
p=reject v=DMARC1; p=reject; rua=mailto:postmaster@alexanderolsen.dk; ruf=mailto:postmaster@alexanderolsen.dk

📬 MTA-STS#

320ms
CheckResult
Status⚠️ Invalid
TXT record (_mta-sts)✓ Found
HTTPS policy✗ Missing / invalid
Policy ID1943970670180565894
Policy MX—

📈 TLSRPT#

StatusReport address (rua)
✓ Enabled mailto:postmaster@alexanderolsen.dk

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 19:09:52
wwwNXDOMAIN
www vs bare domainwww does not resolve
alexanderolsen.dk: 104.21.94.72 172.67.220.143 2606:4700:3035::6815:5e48 2606:4700:3037::ac43:dc8f (AS13335)
www.alexanderolsen.dk: no address
(all like this)
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

8 records   214ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.jbgaard.dk DANE-EE · SPKI · SHA-512 C783B832B31BE1D29A961F5B702D78FF…
SMTP _25._tcp.mail.jbgaard.dk DANE-TA · Full cert · SHA-256 76E9E288AAFC0E37F4390CBF946AAD99…
SMTP _25._tcp.mail.jbgaard.dk DANE-TA · Full cert · SHA-512 AFAB698CBBBF892EBB555E09175056C1…
SMTP _25._tcp.mail.jbgaard.dk DANE-TA · SPKI · SHA-256 D016E1FE311948ACA64F2DE44CE86C9A…
SMTP _25._tcp.mail.jbgaard.dk DANE-TA · SPKI · SHA-512 F8A2B4E23E82A4494E9998FCC4242BEF…
SMTP _25._tcp.mail.jbgaard.dk DANE-EE · Full cert · SHA-256 18DF6C10094DE66E0EEFE2EE88632D60…
SMTP _25._tcp.mail.jbgaard.dk DANE-EE · Full cert · SHA-512 3EEB622458CE2D5AB772C52A6319BB0E…
SMTP _25._tcp.mail.jbgaard.dk DANE-EE · SPKI · SHA-256 A0F703393BCA7A031BEBA9CD00ECCD4C…

🔐 DNSSEC#

161ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

70ms
FieldValue
Serial2404907456
Primary NS (MNAME)alina.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-14 19:38:47
FieldValue
RegistrarSimply.com A/S
Registered2025-01-31
Expires2027-01-30 (104d)

🔗 Same registrant#

1 domain

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
missefar.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
62ms
A
58ms
MX
61ms
AAAA
61ms
TXT
228ms
CAA
44ms
HTTPS
71ms
TLSA
214ms
SOA
70ms
MTA-STS
320ms
DNSSEC
161ms
SRV
0ms
Total
1950ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 12:02:41 730ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-19 03:20:28 1324ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-17 14:42:37 1724ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-26 17:05:37 1370ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-24 18:58:03 3570ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-20 14:16:55 17926ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-17 21:51:18 1257ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-21 20:00:17 1605ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-18 18:22:07 9389ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-03 18:38:25 1375ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-02 00:28:18 1288ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-16 12:52:35 shown 1950ms 2 NS 2 A 1 MX 🔓 Insecure
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