nau.dk DNS records

🖥️ Nameservers2 records 50ms

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 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.241.71	3599s	webcluster1.wordpresspod2-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	nau-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::6 2a01:111:f403:ca09::8 2a01:111:f403:ca09::c 52.101.68.12 52.101.68.21 52.101.68.25 52.101.73.12	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db8pr02cu00101.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 → 40.104.116.56
🔶 Autoconfig	77.111.241.71

🔷 AAAA Records (IPv6)1 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:104:3c:347d:3114:4797	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 208ms

TXT Record
MS=ms76392641
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.nau.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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)

🔐 DNSSEC88ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082205
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

50ms

A

60ms

MX

59ms

AAAA

45ms

TXT

208ms

CAA

77ms

HTTPS

44ms

TLSA

368ms

SOA

0ms

MTA-STS

76ms

DNSSEC

88ms

SRV

86ms

Total

1134ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 14:35:57	1134ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 00:52:34	1099ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-23 06:26:31	3072ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 01:16:56	3962ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-27 08:07:29	10923ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 18:39:15	4222ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 19:10:10	1400ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:35:50	1922ms	2 NS 1 A 1 MX	🔒 Secure	View