ernstlaursen.dk DNS records

🖥️ Nameservers2 records 245ms

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 209ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.138	3600s	webcluster1.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 214ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ernstlaursen-dk.mail.protection.outlook.com	2a01:111:f403:c967:: 2a01:111:f403:c967::2 2a01:111:f403:c967::4 2a01:111:f403:c967::6 52.101.209.2 52.101.209.4 52.101.209.6 52.101.209.74	mail-cpcp307cu00400.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpcp307cu00402.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 → 40.104.116.24

🔷 AAAA Records (IPv6)1 records 270ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:51:7258:7155:c0b9	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 Records4 records 632ms

TXT Record
google-site-verification=d8K2EltMrliovgZgVtvcinVJmDXpzGXnbw8j4enrwyE
google-site-verification=VL9Hq6lnIKC9C0FGcQUnOtJUkh1SZd-hXUb1gi9lJKc
MS=ms25476867
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (ernstlaursen.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)

🔐 DNSSEC481ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081301
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

245ms

A

209ms

MX

214ms

AAAA

270ms

TXT

632ms

CAA

244ms

HTTPS

225ms

TLSA

1234ms

SOA

0ms

MTA-STS

398ms

DNSSEC

481ms

SRV

337ms

Total

6606ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-14 21:50:06	6606ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 08:46:12	8916ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 00:01:52	1058ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-30 15:47:58	1206ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 05:13:49	8425ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 08:15:49	879ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 08:15:19	3376ms	2 NS 1 A 1 MX	🔒 Secure	View