rmhus.dk DNS records

🖥️ Nameservers4 records 53ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 84ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.100	600s	dnsforward.simply.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	rmhus-dk.mail.protection.outlook.com	2a01:111:f403:ca09:: 2a01:111:f403:ca09::3 2a01:111:f403:ca09::7 2a01:111:f403:ca09::c 52.101.103.143 52.101.68.3 52.101.68.5 52.101.73.26	mail-am3pr04cu00500.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as9pr05cu01302.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 Records2 records 178ms

TXT Record
MS=ms15648118
v=spf1 include:spf.hosit.dk include:spf.simply.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (rmhus.dk)
-all (hard fail)	v=spf1 include:spf.hosit.dk include:spf.simply.com 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)

🔐 DNSSEC137ms

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

🏷️ SOA0ms

Field	Value
Serial	2025031800
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

53ms

A

84ms

MX

50ms

AAAA

56ms

TXT

178ms

CAA

40ms

HTTPS

71ms

TLSA

179ms

SOA

0ms

MTA-STS

142ms

DNSSEC

137ms

SRV

76ms

Total

1118ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 11:10:08	1118ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 18:50:41	805ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 17:58:38	1793ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 19:31:57	1437ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 08:10:43	939ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 17:25:37	1063ms	4 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-18 06:21:12	1333ms	4 NS 1 A 1 MX	🔒 Secure	View