booklyn.dk

📜 Historical scan 2026-06-21 07:52:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

booklyn.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 16 March 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is DNSSEC-signed and validates, 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 370ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 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#

1 records 596ms

TXT Record
brevo-code:40cf0ec7135438ae58b575072ebaf558

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

Policy	Record (_dmarc.booklyn.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.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 2026-10-11 15:46:00

www	NXDOMAIN
www vs bare domain	Neither resolves booklyn.dk: no address www.booklyn.dk: no address
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

444ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

347ms

Field	Value
Serial	2026031902
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-25 07:40:31

Field	Value
Registrar	Simply.com A/S
Registered	2021-03-16
Expires	2027-03-31 (156d)

🔗 Same registrant#

3 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).

Domain	Registrar
kassevaerket.dk	Simply.com A/S
kasseværket.dk	Simply.com A/S
ticketcase.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

370ms

185ms

347ms

AAAA

186ms

TXT

596ms

CAA

211ms

HTTPS

311ms

TLSA

71ms

SOA

347ms

MTA-STS

233ms

DNSSEC

444ms

SRV

469ms

Total

1521ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 18:56:04	586ms	4 NS 0 A 0 MX	🔒 Secure
2026-09-04 04:48:57	357ms	4 NS 0 A 0 MX	🔒 Secure
2026-09-02 11:55:19	460ms	4 NS 0 A 0 MX	🔒 Secure
2026-08-27 14:34:52	469ms	4 NS 0 A 0 MX	🔒 Secure
2026-06-23 07:58:46	486ms	4 NS 0 A 0 MX	🔒 Secure
2026-06-21 18:42:00	927ms	4 NS 0 A 0 MX	🔒 Secure
2026-06-21 07:52:59 shown	1521ms	4 NS 0 A 0 MX	🔒 Secure
2026-06-16 16:15:47	862ms	4 NS 0 A 0 MX	🔒 Secure
2026-06-16 16:15:39	1905ms	4 NS 0 A 0 MX	🔒 Secure
2026-06-16 16:08:34	268ms	4 NS 0 A 0 MX	🔒 Secure
2026-06-16 16:00:31	446ms	4 NS 0 A 0 MX	🔒 Secure