friisolsen.dk

📜 Historical scan 2026-06-17 09:46:12  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

friisolsen.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 12 May 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.tutanota.de. 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   46ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com — — —
ns2.simply.com — — —
ns3.simply.com — — —

🌍 A Records#

🌍
No A records found

📧 MX Records#

1 records   47ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mail.tutanota.de 185.205.69.211
185.205.69.213
185.205.69.214		 mail.w11.tutanota.de
mail.w13.tutanota.de
mail.w14.tutanota.de		 AS210909 Tutao GmbH
AS210909 Tutao GmbH
AS210909 Tutao GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   214ms
TXT Record
t-verify=83f5e559003fdb164d3137d6c25ff19c
v=spf1 include:spf.tutanota.de -all

✉️ SPF#

PolicyRecord (friisolsen.dk)
-all (hard fail) v=spf1 include:spf.tutanota.de -all

📨 DMARC#

PolicyRecord (_dmarc.friisolsen.dk)
p=quarantine v=DMARC1; p=quarantine; adkim=s

📬 MTA-STS#

234ms
CheckResult
Status🔒 Enforce
TXT record (_mta-sts)✓ Found
HTTPS policy✓ Valid
Modeenforce
Policy ID20190723
max_age86400s
Policy MX—

📈 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 2026-10-21 12:07:09
wwwNXDOMAIN
www vs bare domainNeither resolves
friisolsen.dk: no address
www.friisolsen.dk: no address
WildcardNo
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

✍️ DKIM keys#

2 found
SelectorCNAMEKey
s1 s1.domainkey.tutanota.de RSA · ~2048 bit
s2 s2.domainkey.tutanota.de RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

1 records   136ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.tutanota.de DANE-EE · Full cert · SHA-256 D141F8F3A4AAC2E4D2677AAFCC723D8E…

🔐 DNSSEC#

142ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset

🏷️ SOA#

45ms
FieldValue
Serial2025060502
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-03 02:22:02
FieldValue
RegistrarSimply.com A/S
Registered2024-05-12
Expires2027-05-11 (197d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
46ms
A
47ms
MX
47ms
AAAA
47ms
TXT
214ms
CAA
42ms
HTTPS
56ms
TLSA
136ms
SOA
45ms
MTA-STS
234ms
DNSSEC
142ms
SRV
0ms
Total
702ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-21 12:07:09 704ms 3 NS 0 A 1 MX 🔒 Secure
2026-10-12 15:38:58 650ms 3 NS 0 A 1 MX 🔒 Secure
2026-10-03 01:58:34 1996ms 3 NS 0 A 1 MX 🔒 Secure
2026-09-09 13:35:21 770ms 3 NS 0 A 1 MX 🔒 Secure
2026-06-22 16:27:57 800ms 3 NS 0 A 1 MX 🔒 Secure
2026-06-22 04:42:10 785ms 3 NS 0 A 1 MX 🔒 Secure
2026-06-17 09:46:12 shown 702ms 3 NS 0 A 1 MX 🔒 Secure
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