dln.dk DNS records

🖥️ Nameservers2 records 96ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.123hotel.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
ns2.123hotel.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 87ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.245.62.202	3600s	cph1-fsn1.siitehost.dk	AS24940	Hetzner Online GmbH	188.245.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records2 records 90ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	dln-dk.mail.eo.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::c 2a01:111:f403:ca09::1 2a01:111:f403:ca09::9 52.101.68.0 52.101.68.21 52.101.68.36 52.101.73.30	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am7pr05cu00306.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
100	3600s	backup-mx.post.tele.dk	80.160.77.99	backup-mx1.post.tele.dk	AS3292 TDC Holding A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 100ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 220ms

TXT Record
google-site-verification=m4MzO3vHoZHiB-Xk9W_xh5nudQL1AVjEyyID8QQqC1o
google-site-verification=uldEQKlhO4yiepLoV6QryKAF0W2uBgDp1aTHIvV-98E
v=spf1 +a +mx +ip4:94.137.140.116 +ip4:185.21.42.15 include:spf.protection.outlook.com include:_spf.mailersend.net include:servers.mcsv.net ~all

✉️ SPF

Policy	Record (dln.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:94.137.140.116 +ip4:185.21.42.15 include:spf.protection.outlook.com include:_spf.mailersend.net include:servers.mcsv.net ~all

📨 DMARC

Policy	Record (_dmarc.dln.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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)

🔐 DNSSEC190ms

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

🏷️ SOA0ms

Field	Value
Serial	2026052702
Primary NS (MNAME)	ns1.123hotel.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

96ms

A

87ms

MX

90ms

AAAA

51ms

TXT

220ms

CAA

72ms

HTTPS

54ms

TLSA

4055ms

SOA

0ms

MTA-STS

102ms

DNSSEC

190ms

SRV

100ms

Total

4831ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 17:36:19	4831ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-16 19:01:07	2591ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-26 09:13:28	7439ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-24 00:04:08	1166ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 03:50:13	1829ms	2 NS 1 A 2 MX	🔒 Secure	View