leifkoch.dk DNS records

🖥️ Nameservers3 records 52ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.gowingu.net	94.137.143.165	—	AS48854 team.blue Denmark A/S
ns02.gowingu.net	138.201.184.173	ns02.gowingu.net	AS24940 Hetzner Online GmbH
ns03.gowingu.net	45.55.199.166	ns03.gowingu.net	AS14061 DigitalOcean, LLC

🌍 A Records1 records 57ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.147	3600s	linux134.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	leifkoch-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::9 2a01:111:f403:ca04::f 2a01:111:f403:ca09::c 52.101.68.16 52.101.68.36 52.101.73.2 52.101.73.30	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 643ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:spf.minisite.dk a:mail.wit.dk a:massmail.scannet.dk -all

✉️ SPF

Policy	Record (leifkoch.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.minisite.dk a:mail.wit.dk a:massmail.scannet.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)

🔐 DNSSEC150ms

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

🏷️ SOA122ms

Field	Value
Serial	2025010301
Primary NS (MNAME)	ns01.gowingu.net
Responsible (RNAME)	hostmaster@leifkoch.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

52ms

A

57ms

MX

53ms

AAAA

124ms

TXT

643ms

CAA

126ms

HTTPS

122ms

TLSA

208ms

SOA

122ms

MTA-STS

128ms

DNSSEC

150ms

SRV

219ms

Total

1225ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-27 19:03:28	1225ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 00:24:05	1072ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 15:48:05	1155ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 05:28:01	1069ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-19 22:26:12	1656ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 07:37:41	1047ms	3 NS 1 A 1 MX	🔓 Insecure	View