knb.dk DNS records

🖥️ Nameservers2 records 27ms

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 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.58	3600s	webcluster2.webpod15-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	knb-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::c 2a01:111:f403:ca09::7 2a01:111:f403:ca09::b 52.101.181.153 52.101.68.0 52.101.73.19 52.101.73.4	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am0pr83cu00404.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 27ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10e:80d2:7c10:eb12:702e	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 110ms

TXT Record
MS=ms49276099
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

✉️ SPF

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

🔐 DNSSEC92ms

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

🏷️ 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

27ms

A

27ms

MX

28ms

AAAA

27ms

TXT

110ms

CAA

23ms

HTTPS

22ms

TLSA

856ms

SOA

0ms

MTA-STS

34ms

DNSSEC

92ms

SRV

67ms

Total

1523ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 09:15:14	1523ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-01 09:36:30	1986ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 20:45:23	5202ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-06 21:45:53	1231ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-04 23:28:36	8638ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-01 11:11:00	1408ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 21:32:15	1087ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 17:32:04	1007ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:54:13	2140ms	2 NS 1 A 1 MX	🔒 Secure	View