booking.dk

📜 Historical scan 2026-06-16 15:55:58  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

booking.dk is a .dk domain served by 4 nameservers (ns-1288.awsdns-33.org, ns-1959.awsdns-52.co.uk, ns-508.awsdns-63.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 76.223.81.77 is hosted by Amazon.com, Inc. (AS16509) in United States. 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#

4 records   49ms
NameserverIP addressesPTRASN / ISP
ns-1288.awsdns-33.org — — —
ns-1959.awsdns-52.co.uk — — —
ns-508.awsdns-63.com — — —
ns-716.awsdns-25.net — — —

🌍 A Records#

1 records   72ms
IPTTLPTRASNISP / OrgCIDRCountryCity
76.223.81.77 — a567b8773690d00fb.awsglobalaccelerator.com AS16509 Amazon.com, Inc. 76.223.0.0/17 🇺🇸 United States —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   185ms
TXT Record
v=spf1 -all

✉️ SPF#

PolicyRecord (booking.dk)
-all (hard fail) v=spf1 -all

📨 DMARC#

PolicyRecord (_dmarc.booking.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc_rua@emaildefense.proofpoint.com,mailto:booking@dmarc.postmastery.eu; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com

📬 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 2026-10-09 23:04:29
www CNAMEbooking.dk (all on booking.dk)
www vs bare domainSame network
booking.dk: 76.223.81.77 (AS16509)
www.booking.dk: 76.223.81.77 (AS16509)
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

154ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

47ms
FieldValue
Serial1
Primary NS (MNAME)ns-1288.awsdns-33.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
49ms
A
72ms
MX
46ms
AAAA
49ms
TXT
185ms
CAA
60ms
HTTPS
47ms
TLSA
62ms
SOA
47ms
MTA-STS
32ms
DNSSEC
154ms
SRV
0ms
Total
439ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 21:02:04 3223ms 4 NS 1 A 0 MX 🔓 Insecure
2026-09-26 22:14:30 659ms 4 NS 1 A 0 MX 🔓 Insecure
2026-07-01 23:35:56 4140ms 4 NS 1 A 0 MX 🔓 Insecure
2026-06-16 15:55:58 shown 439ms 4 NS 1 A 0 MX 🔓 Insecure
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