rathcke.dk DNS records

🖥️ Nameservers2 records 193ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.it-kons.dk	217.63.112.130	ns2.it-kons.dk	AS42525 GlobalConnect A/S
ns2.it-kons.dk	217.63.112.118	ns2.it-kons.dk	AS42525 GlobalConnect A/S

🌍 A Records

🌍

No A records found

📧 MX Records1 records 682ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	rathcke-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::5 2a01:111:f403:ca04::b 2a01:111:f403:ca04::e 52.101.68.25 52.101.73.1 52.101.73.153 52.101.73.24	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as8pr05cu00300.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 Records2 records 881ms

TXT Record
MS=ms31753206
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

🔐 DNSSEC760ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA693ms

Field	Value
Serial	2021050601
Primary NS (MNAME)	ns2.it-kons.dk
Responsible (RNAME)	hostmaster@it-kompagniet.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	10800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

193ms

A

227ms

MX

682ms

AAAA

212ms

TXT

881ms

CAA

205ms

HTTPS

207ms

TLSA

885ms

SOA

693ms

MTA-STS

701ms

DNSSEC

760ms

SRV

687ms

Total

2307ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-28 12:42:52	2307ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-28 02:46:56	3090ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-23 19:30:42	1579ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-22 02:18:59	7508ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 21:09:06	7619ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 05:14:47	10978ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 07:42:08	4688ms	2 NS 0 A 1 MX	🔓 Insecure	View