mrosendahl.dk DNS records

🖥️ Nameservers2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.97	3600s	webcluster2.webpod16-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	mrosendahl-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::10 2a01:111:f403:ca04::9 2a01:111:f403:ca09::24 52.101.68.10 52.101.68.29 52.101.68.36 52.101.73.12	mail-db7pr03cu00401.inbound.protection.outlook.com mail-dbapr03cu00100.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am4pr0401cu00104.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)1 records 53ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:111:800a:f5fc:e65d:f41	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 204ms

TXT Record
MS=ms35182220
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (mrosendahl.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)

🔐 DNSSEC132ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082001
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

44ms

A

52ms

MX

56ms

AAAA

53ms

TXT

204ms

CAA

45ms

HTTPS

70ms

TLSA

642ms

SOA

0ms

MTA-STS

62ms

DNSSEC

132ms

SRV

68ms

Total

1455ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 03:33:33	1455ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 19:36:46	4370ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 17:43:51	3598ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 20:07:26	5318ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 01:16:55	9913ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 10:31:30	7537ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 15:41:33	851ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:33:42	1184ms	2 NS 1 A 1 MX	🔒 Secure	View