bookboon.dk

📜 Historical scan 2026-06-20 17:10:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bookboon.dk is a .dk domain served by 4 nameservers (ns-1352.awsdns-41.org, ns-160.awsdns-20.com, ns-1840.awsdns-38.co.uk and 1 more). It was registered on 1 September 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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 104ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1352.awsdns-41.org	205.251.197.72 2600:9000:5305:4800::1	ns-1352.awsdns-41.org ns-1352.awsdns-41.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-160.awsdns-20.com	205.251.192.160 2600:9000:5300:a000::1	ns-160.awsdns-20.com ns-160.awsdns-20.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1840.awsdns-38.co.uk	205.251.199.48 2600:9000:5307:3000::1	ns-1840.awsdns-38.co.uk ns-1840.awsdns-38.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-913.awsdns-50.net	205.251.195.145 2600:9000:5303:9100::1	ns-913.awsdns-50.net ns-913.awsdns-50.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

🌍

No A records found

📧 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#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-13 19:00:14

www	NXDOMAIN
www vs bare domain	Neither resolves bookboon.dk: no address www.bookboon.dk: no address
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

248ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

105ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-1840.awsdns-38.co.uk
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-24 05:20:47

Field	Value
Registrar	ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA
Registered	2008-09-01
Expires	2027-09-30 (341d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

104ms

107ms

74ms

AAAA

70ms

TXT

290ms

CAA

72ms

HTTPS

56ms

TLSA

51ms

SOA

105ms

MTA-STS

75ms

DNSSEC

248ms

SRV

130ms

Total

692ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-11 14:58:16	12689ms	4 NS 0 A 0 MX	🔓 Insecure
2026-08-27 23:13:44	2876ms	4 NS 0 A 0 MX	🔓 Insecure
2026-07-02 16:59:48	12070ms	4 NS 0 A 0 MX	🔓 Insecure
2026-06-23 02:08:39	1618ms	4 NS 0 A 0 MX	🔓 Insecure
2026-06-22 23:08:29	1126ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 18:05:41	612ms	4 NS 0 A 0 MX	🔓 Insecure
2026-06-20 17:10:17 shown	692ms	4 NS 0 A 0 MX	🔓 Insecure
2026-06-20 16:15:24	1798ms	4 NS 0 A 0 MX	🔓 Insecure
2026-06-16 15:55:08	400ms	4 NS 0 A 0 MX	🔓 Insecure