karstenjuul.dk DNS records

🖥️ Nameservers2 records 67ms

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 70ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.114	3600s	linux22.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 71ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	karstenjuul-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::7 2a01:111:f403:ca04::9 2a01:111:f403:ca09::2 52.101.68.18 52.101.68.5 52.101.73.1 52.101.73.8	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am3pr04cu00501.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 → 52.98.149.152

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 245ms

TXT Record
MS=ms63103013
v=spf1 include:spf.protection.outlook.com include:spf.curanet.dk -all

✉️ SPF

Policy	Record (karstenjuul.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.curanet.dk -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)

🔐 DNSSEC185ms

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

🏷️ SOA101ms

Field	Value
Serial	2024052801
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

67ms

A

70ms

MX

71ms

AAAA

72ms

TXT

245ms

CAA

66ms

HTTPS

66ms

TLSA

1231ms

SOA

101ms

MTA-STS

102ms

DNSSEC

185ms

SRV

16058ms

Total

35469ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-06 22:02:53	35469ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 23:29:14	1821ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 23:47:49	1115ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 02:12:51	799ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 14:34:29	1855ms	2 NS 1 A 1 MX	🔒 Secure	View