c9.dk

📜 Historical scan 2026-06-22 20:45:52  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

c9.dk is a .dk domain served by 4 nameservers (ns1.nordicway.dk, ns2.nordicway.dk, ns3.nordicway.dk and 1 more). It 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 c9.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#

4 records   192ms

🌍 A Records#

1 records   191ms

📧 MX Records#

1 records   120ms

🔷 AAAA Records (IPv6)#

1 records   402ms

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   737ms
TXT Record
v=spf1 ip4:144.76.168.29 ip4:176.9.90.24 +a +mx +ip4:49.12.122.94 include:relay.mailchannels.net ~all

✉️ SPF#

PolicyRecord (c9.dk)
~all (soft fail) v=spf1 ip4:144.76.168.29 ip4:176.9.90.24 +a +mx +ip4:49.12.122.94 include:relay.mailchannels.net ~all

📨 DMARC#

PolicyRecord (_dmarc.c9.dk)
p=none (monitor only) v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400

📬 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 2026-10-12 12:47:01

✍️ 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.c9.dk 1UuBQiD0Z91cSNU88q6-ZnH1ykAHGiDwyhjefUru64Q

🔗 TLSA / DANE#

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

🔐 DNSSEC#

433ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

393ms
FieldValue
Serial2026042204
Primary NS (MNAME)ns1.nordicway.dk
Responsible (RNAME)server@nordicway.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
192ms
A
191ms
MX
120ms
AAAA
402ms
TXT
737ms
CAA
411ms
HTTPS
399ms
TLSA
78ms
SOA
393ms
MTA-STS
346ms
DNSSEC
433ms
SRV
431ms
Total
1287ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-02 22:11:41 617ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-03 13:54:17 689ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-06 16:26:15 1168ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-22 20:45:52 shown 1287ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-22 00:26:15 1176ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-16 18:43:15 452ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-16 18:40:06 702ms 4 NS 1 A 1 MX 🔓 Insecure
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