holberglaw.dk DNS records

🖥️ Nameservers2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.158.78	3600s	linux212.dandomain.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records3 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	holberglaw-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::e 2a01:111:f403:ca09::7 2a01:111:f403:ca09::e 52.101.68.15 52.101.68.32 52.101.73.1 52.101.73.28	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am7pr05cu00204.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
10	3600s	mx1.dandomain.dk	212.237.249.50	mx1.dandomain.dk	AS48854 team.blue Denmark A/S
20	3600s	mx2.dandomain.dk	46.36.209.11	mx2.dandomain.dk	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig	autoconfig-mf.dandomain.dk → 212.237.249.54

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 142ms

TXT Record
google-site-verification=bGW73QJ9z8VhVaP3DAxe2t-oYr3NNk5LblpC0BSIeTw
MS=ms22228093
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (holberglaw.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)

🔐 DNSSEC111ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026072901
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.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

43ms

A

50ms

MX

42ms

AAAA

36ms

TXT

142ms

CAA

43ms

HTTPS

43ms

TLSA

190ms

SOA

0ms

MTA-STS

55ms

DNSSEC

111ms

SRV

69ms

Total

775ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 12:44:55	775ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-07-31 10:33:38	1141ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-27 22:29:14	1688ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-19 10:45:55	2030ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 13:13:11	269ms	0 NS 0 A 0 MX	❓ Unknown	View