booksync.dk

📜 Historical scan 2026-09-09 02:35:38 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

booksync.dk is a .dk domain served by 2 nameservers (ns.dns-service.dk, ns3.dns-service.dk). It was registered on 10 October 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mailserver2.dns-service.dk. 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#

2 records 50ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dns-service.dk	77.247.76.118	—	AS31590 Rackhosting.com ApS
ns3.dns-service.dk	77.247.76.121	—	AS31590 Rackhosting.com ApS

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mailserver2.dns-service.dk	46.32.48.168	—	AS39642 Sinal A/S

🔷 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 2026-10-08 20:42:10

www CNAME	webserver3.dns-service.dk (all on dns-service.dk) → 46.32.48.168 (AS39642)
www vs bare domain	Only www resolves booksync.dk: no address www.booksync.dk: 46.32.48.168 (AS39642) (all like this)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

1193ms

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#

0ms

Field	Value
Serial	41
Primary NS (MNAME)	ns.dns-service.dk
Responsible (RNAME)	admin@dns-service.dk
Refresh	900s
Retry	600s
Expire	86400s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-16 22:13:11

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-10-10
Expires	2029-10-31 (1110d)

🔗 Same registrant#

22 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
dns-service.dk	Punktum dk A/S (direct)
flrohde.dk	Punktum dk A/S (direct)
gbog.dk	Punktum dk A/S (direct)
gæstebog.dk	Punktum dk A/S (direct)
haahrmail.dk	Punktum dk A/S (direct)
htsfodbold.dk	Punktum dk A/S (direct)
infoscr.dk	Punktum dk A/S (direct)
jeas.dk	Punktum dk A/S (direct)
jelani.dk	Punktum dk A/S (direct)
jetri.dk	Punktum dk A/S (direct)
jhtm.dk	Punktum dk A/S (direct)
ksms.dk	Punktum dk A/S (direct)
nicoole.dk	Punktum dk A/S (direct)
okic.dk	Punktum dk A/S (direct)
olgodinfo.dk	Punktum dk A/S (direct)
sava-clan.dk	Punktum dk A/S (direct)
skovbrynet-2.dk	Punktum dk A/S (direct)
smilogstem.dk	Punktum dk A/S (direct)
tool-rep.dk	Punktum dk A/S (direct)
vagn-henriksen.dk	Punktum dk A/S (direct)
vagnhenriksen.dk	Punktum dk A/S (direct)
vhas.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

50ms

41ms

49ms

AAAA

46ms

TXT

205ms

CAA

51ms

HTTPS

45ms

TLSA

64ms

SOA

0ms

MTA-STS

75ms

DNSSEC

1193ms

SRV

55ms

Total

1560ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 19:27:45	682ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-27 12:15:12	498ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-09 02:35:38 shown	1560ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-23 18:21:49	517ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-20 04:34:56	2481ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-16 16:07:23	1436ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-16 16:06:39	1113ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-16 16:03:01	388ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-16 16:01:05	2460ms	2 NS 0 A 1 MX	🔓 Insecure