256c.dk

📜 Historical scan 2026-07-02 19:54:33  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

256c.dk is a .dk domain served by 2 nameservers (ns1.6p.dk, ns2.6p.dk). It was registered on 14 August 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 95.217.212.41 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, 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#

2 records   61ms

🌍 A Records#

1 records   55ms

📧 MX Records#

5 records   60ms

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   302ms
TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF#

PolicyRecord (256c.dk)
~all (soft fail) v=spf1 include:_spf.google.com ~all

📨 DMARC#

PolicyRecord (_dmarc.256c.dk)
p=none (monitor only) v=DMARC1; p=none

📬 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 22:35:22
www CNAME256c.dk (all on 256c.dk)
www vs bare domainSame network
256c.dk: 95.217.212.41 (AS24940)
www.256c.dk: 95.217.212.41 (AS24940)
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
google — 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

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.256c.dk UiHHwHaKY5UmRA_kftQ2FsTHQxxSwa5aGewISBedyyw

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2048ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

55ms
FieldValue
Serial2026060901
Primary NS (MNAME)ns1.6p.dk
Responsible (RNAME)dp@256c.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)10800s

📋 Registration#

WHOIS fetched 2026-10-08 07:32:27
FieldValue
RegistrarSimply.com A/S
Registered2004-08-14
Expires2027-08-31 (317d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
61ms
A
55ms
MX
60ms
AAAA
58ms
TXT
302ms
CAA
59ms
HTTPS
53ms
TLSA
158ms
SOA
55ms
MTA-STS
82ms
DNSSEC
2048ms
SRV
83ms
Total
3047ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 22:35:22 2715ms 2 NS 1 A 5 MX 🔓 Insecure
2026-08-16 14:25:57 4651ms 2 NS 1 A 5 MX 🔓 Insecure
2026-08-10 12:17:29 10400ms 2 NS 1 A 5 MX 🔓 Insecure
2026-07-02 19:54:33 shown 3047ms 2 NS 1 A 5 MX 🔓 Insecure
2026-06-24 04:22:49 725ms 2 NS 1 A 5 MX 🔓 Insecure
2026-06-16 13:29:47 5495ms 2 NS 1 A 5 MX 🔓 Insecure
2026-06-16 13:12:59 946ms 2 NS 1 A 5 MX 🔓 Insecure
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