bookrs.dk DNS records

🖥️ Nameservers2 records 133ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 146ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.204	3600s	linux27.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 210ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	bookrs-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::5 2a01:111:f403:ca04::6 2a01:111:f403:ca09::9 52.101.68.18 52.101.68.39 52.101.73.15 52.101.73.8	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 764ms

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

🔗 TLSA / DANE

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

🔐 DNSSEC461ms

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

🏷️ SOA149ms

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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

133ms

A

146ms

MX

210ms

AAAA

131ms

TXT

764ms

CAA

286ms

HTTPS

282ms

TLSA

226ms

SOA

149ms

MTA-STS

251ms

DNSSEC

461ms

SRV

316ms

Total

3193ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-23 17:01:39	3193ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 00:39:01	1195ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 16:08:48	3168ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 16:08:14	1813ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 16:01:10	786ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 16:00:21	730ms	2 NS 1 A 1 MX	🔒 Secure	View