friderichsen.dk

📜 Historical scan 2026-06-21 12:43:21  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

friderichsen.dk is a .dk domain served by 4 nameservers (ns1.nordicway.dk, ns2.nordicway.dk, ns3.nordicway.dk and 1 more). It was registered on 16 February 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 144.76.168.29 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by friderichsen.dk. The zone is DNSSEC-signed and validates, 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#

4 records   69ms

🌍 A Records#

1 records   79ms

📧 MX Records#

1 records   70ms

🔷 AAAA Records (IPv6)#

1 records   125ms

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   396ms
TXT Record
v=spf1 ip4:144.76.168.29 +a +mx +ip4:46.4.121.70 include:relay.mailchannels.net ~all

✉️ SPF#

PolicyRecord (friderichsen.dk)
~all (soft fail) v=spf1 ip4:144.76.168.29 +a +mx +ip4:46.4.121.70 include:relay.mailchannels.net ~all

📨 DMARC#

PolicyRecord (_dmarc.friderichsen.dk)
p=quarantine v=DMARC1;p=quarantine;sp=quarantine;adkim=r;aspf=r;pct=100;fo=1;rf=afrf;ri=86400;rua=mailto:david@friderichsen.dk;ruf=mailto:david@friderichsen.dk

📬 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 2026-10-24 09:44:21
www CNAMEfriderichsen.dk (all on friderichsen.dk)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — 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: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.friderichsen.dk MS-_jQBqeZXmXUxWZ1F6g6-7UasOj-lKwaWqcnbtapM

🔗 TLSA / DANE#

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

🔐 DNSSEC#

135ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

48ms
FieldValue
Serial2026042204
Primary NS (MNAME)ns1.nordicway.dk
Responsible (RNAME)server@nordicway.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-10 11:29:29
FieldValue
Registrarnordicway ApS
Registered1998-02-16
Expires2027-03-31 (157d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
69ms
A
79ms
MX
70ms
AAAA
125ms
TXT
396ms
CAA
51ms
HTTPS
103ms
TLSA
59ms
SOA
48ms
MTA-STS
134ms
DNSSEC
135ms
SRV
295ms
Total
672ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-24 09:44:21 1455ms 4 NS 1 A 1 MX 🔒 Secure
2026-10-10 11:12:41 1322ms 4 NS 1 A 1 MX 🔒 Secure
2026-10-01 04:53:21 752ms 4 NS 1 A 1 MX 🔒 Secure
2026-09-27 14:42:21 2435ms 4 NS 1 A 1 MX 🔒 Secure
2026-08-11 01:02:34 1241ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-21 12:43:21 shown 672ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-17 09:31:29 731ms 4 NS 1 A 1 MX 🔒 Secure
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