dsuk.dk DNS records

🖥️ Nameservers2 records 60ms

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 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.58.213.233	360s	—	AS201595	mono solutions ApS	185.58.212.0/23	🇩🇰 Denmark	—

📧 MX Records1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	360s	dsuk-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::2 2a01:111:f403:ca04::f 2a01:111:f403:ca09::6 52.101.103.140 52.101.68.15 52.101.68.32 52.101.73.11	mail-db7pr03cu00401.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am1pr04cu00103.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 170ms

TXT Record
v=spf1 ip4:193.89.188.146 ip4:185.21.42.15 include:spf.protection.outlook.com include:spf.system-team.net include:spfinclude.sikkermail.dk include:dedicated.mysmtp.com -all

✉️ SPF

Policy	Record (dsuk.dk)
-all (hard fail)	v=spf1 ip4:193.89.188.146 ip4:185.21.42.15 include:spf.protection.outlook.com include:spf.system-team.net include:spfinclude.sikkermail.dk include:dedicated.mysmtp.com -all

📨 DMARC

Policy	Record (_dmarc.dsuk.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=none; adkim=r; aspf=r; rua=mailto:abuse@dsuk.dk; ruf=mailto:abuse@dsuk.dk; fo=0; pct=100; ri=86400

📬 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)

🔐 DNSSEC110ms

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

🏷️ SOA0ms

Field	Value
Serial	2024022901
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

60ms

A

39ms

MX

34ms

AAAA

67ms

TXT

170ms

CAA

48ms

HTTPS

63ms

TLSA

746ms

SOA

0ms

MTA-STS

66ms

DNSSEC

110ms

SRV

78ms

Total

1414ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 20:09:51	1414ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 14:14:50	2693ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 04:50:20	814ms	2 NS 1 A 1 MX	🔒 Secure	View