40811799.dk DNS records

🖥️ Nameservers2 records 28ms

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 Records

🌍

No A records found

📧 MX Records2 records 26ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	40811799-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::5 2a01:111:f403:ca09::d 2a01:111:f403:ca48::8 52.101.103.137 52.101.68.12 52.101.73.153 52.101.73.8	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am0pr04cu00500.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
32767	3600s	ms41349377.msv1.invalid	—	—	—

📧 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 97ms

TXT Record
MS=ms41349377
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (40811799.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)

🔐 DNSSEC93ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2026083001
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

28ms

A

22ms

MX

26ms

AAAA

26ms

TXT

97ms

CAA

21ms

HTTPS

24ms

TLSA

420ms

SOA

0ms

MTA-STS

43ms

DNSSEC

93ms

SRV

62ms

Total

866ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 23:54:45	866ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-26 22:48:20	1478ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-25 08:19:45	8727ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-25 10:14:16	1187ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-25 13:25:51	694ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-20 05:37:36	766ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-19 07:17:51	1366ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-16 12:38:32	2840ms	2 NS 0 A 2 MX	🔒 Secure	View