clauskokholm.dk DNS records

🖥️ Nameservers2 records 261ms

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 272ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.79	3600s	webcluster1.webpod13-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records2 records 203ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	clauskokholm-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::e 2a01:111:f403:ca09::3 2a01:111:f403:ca09::7 52.101.68.12 52.101.68.15 52.101.68.27 52.101.68.29	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-dbapr03cu00105.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	ms79033351.msv1.invalid	—	—	—

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24
🔶 Autoconfig	46.30.213.79

🔷 AAAA Records (IPv6)1 records 277ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10b:7e:fa2e:c23:84c7	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 Records3 records 756ms

TXT Record
apple-domain-verification=2kuqUrMWKQgItkU7
MS=ms79033351
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (clauskokholm.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)

🔐 DNSSEC457ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081801
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 RegistrationWHOIS fetched 2026-07-10 20:38:36

Field	Value
Registrar	ONE.COM A/S
Registered	2023-01-11
Expires	2027-01-10 (128d)

📋 WHOIS

⏱️ Lookup Timing

NS

261ms

A

272ms

MX

203ms

AAAA

277ms

TXT

756ms

CAA

264ms

HTTPS

303ms

TLSA

1354ms

SOA

0ms

MTA-STS

350ms

DNSSEC

457ms

SRV

331ms

Total

6301ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-19 03:07:15	6301ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-10 20:38:21	2358ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-25 11:49:11	2287ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-24 23:32:52	4322ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-18 13:49:08	699ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-16 21:11:02	934ms	2 NS 1 A 2 MX	🔒 Secure	View