a1a.dk

📜 Historical scan 2026-06-16 12:40:13  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

a1a.dk is a .dk domain served by 4 nameservers (ns-1254.awsdns-28.org, ns-150.awsdns-18.com, ns-1935.awsdns-49.co.uk and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.62.154.179 is hosted by DigitalOcean, LLC (AS14061) in The Netherlands. Mail is handled by mx1.spamfilter.cc, mx2.spamfilter.cc and 1 more. The zone is not DNSSEC-signed, has no 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#

4 records   56ms
NameserverIP addressesPTRASN / ISP
ns-1254.awsdns-28.org — — —
ns-150.awsdns-18.com — — —
ns-1935.awsdns-49.co.uk — — —
ns-576.awsdns-08.net — — —

🌍 A Records#

1 records   64ms

📧 MX Records#

3 records   67ms

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   169ms
TXT Record
v=spf1 include:_include.mxhotel.dk -all

✉️ SPF#

PolicyRecord (a1a.dk)
-all (hard fail) v=spf1 include:_include.mxhotel.dk -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-14 19:35:48
www CNAMEa1a.dk (all on a1a.dk)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

  • error include:_include.mxhotel.dk has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

163ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

62ms
FieldValue
Serial1
Primary NS (MNAME)ns-1254.awsdns-28.org
Responsible (RNAME)awsdns-hostmaster@amazon.com
Refresh7200s
Retry900s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

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

⏱️ Lookup Timing#

NS
56ms
A
64ms
MX
67ms
AAAA
68ms
TXT
169ms
CAA
57ms
HTTPS
60ms
TLSA
96ms
SOA
62ms
MTA-STS
64ms
DNSSEC
163ms
SRV
0ms
Total
855ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-03 07:48:50 1406ms 4 NS 1 A 3 MX 🔓 Insecure
2026-08-24 14:41:58 4286ms 4 NS 1 A 3 MX 🔓 Insecure
2026-06-16 12:40:13 shown 855ms 4 NS 1 A 3 MX 🔓 Insecure
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