lynddahl-telecom.dk DNS records

🖥️ Nameservers2 records 372ms

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 303ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.215	3600s	prolinux4.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 301ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	lynddahltelecom-dk02b.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::2 2a01:111:f403:ca04::7 2a01:111:f403:ca09::5 52.101.68.8 52.101.73.1 52.101.73.26 52.101.73.30	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as9pr05cu01302.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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig	185.21.41.215

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 926ms

TXT Record
v=spf1 ip4:212.37.152.113 ip4:167.235.249.28 ip4:46.32.47.122 ip6:2a01:4f8:c012:3879::1 include:spf.protection.outlook.com include:spf.zitcom.dk -all

✉️ SPF

Policy	Record (lynddahl-telecom.dk)
-all (hard fail)	v=spf1 ip4:212.37.152.113 ip4:167.235.249.28 ip4:46.32.47.122 ip6:2a01:4f8:c012:3879::1 include:spf.protection.outlook.com include:spf.zitcom.dk -all

📨 DMARC

Policy	Record (_dmarc.lynddahl-telecom.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@itfe.dk; ruf=mailto:dmarc@itfe.dk; fo=0; adkim=r; aspf=r; pct=100; rf=afrf; ri=86400; sp=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)

🔐 DNSSEC614ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081901
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

372ms

A

303ms

MX

301ms

AAAA

343ms

TXT

926ms

CAA

296ms

HTTPS

360ms

TLSA

574ms

SOA

0ms

MTA-STS

436ms

DNSSEC

614ms

SRV

374ms

Total

9468ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-20 02:42:04	9468ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 07:58:10	1499ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 02:59:19	1288ms	2 NS 1 A 1 MX	🔒 Secure	View