bookrs.dk

📜 Historical scan 2026-06-16 16:00:21 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bookrs.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.204 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by bookrs-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 54ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	—	—	—
ns2.curanet.dk	—	—	—

🌍 A Records#

1 records 66ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.204	—	linux27.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	bookrs-dk.mail.protection.outlook.com	52.101.73.1 52.101.73.12 52.101.73.16 52.101.73.6	mail-am3pr04cu00501.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 198ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (bookrs.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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 2026-10-10 20:54:33

www	185.21.40.204 (AS48854) (address records, no CNAME)
www vs bare domain	Same network bookrs.dk: 185.21.40.204 (AS48854) www.bookrs.dk: 185.21.40.204 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

150ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

63ms

Field	Value
Serial	2026011603
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

54ms

66ms

55ms

AAAA

55ms

TXT

198ms

CAA

52ms

HTTPS

66ms

TLSA

179ms

SOA

63ms

MTA-STS

133ms

DNSSEC

150ms

SRV

0ms

Total

730ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 02:38:50	1395ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 06:24:28	698ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 17:01:39	3193ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 00:39:01	1195ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 16:08:48	3168ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 16:08:14	1813ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 16:01:10	786ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 16:00:21 shown	730ms	2 NS 1 A 1 MX	🔒 Secure