ernsten.dk DNS records

🖥️ Nameservers2 records 59ms

Nameserver	IP addresses	PTR	ASN / ISP
curt.ns.cloudflare.com	108.162.193.94 172.64.33.94 173.245.59.94 2606:4700:58::adf5:3b5e 2803:f800:50::6ca2:c15e 2a06:98c1:50::ac40:215e	curt.ns.cloudflare.com curt.ns.cloudflare.com curt.ns.cloudflare.com curt.ns.cloudflare.com curt.ns.cloudflare.com curt.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lila.ns.cloudflare.com	108.162.192.186 172.64.32.186 173.245.58.186 2606:4700:50::adf5:3aba 2803:f800:50::6ca2:c0ba 2a06:98c1:50::ac40:20ba	lila.ns.cloudflare.com lila.ns.cloudflare.com lila.ns.cloudflare.com lila.ns.cloudflare.com lila.ns.cloudflare.com lila.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ernsten-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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 244ms

TXT Record
MS=ms76179706
v=spf1 include:spf.protection.outlook.com ~all

✉️ SPF

Policy	Record (ernsten.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com ~all

📨 DMARC

Policy	Record (_dmarc.ernsten.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:374efa54dd8748bd9de1ae83b63efedb@dmarc-reports.cloudflare.net

📬 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)

🔐 DNSSEC148ms

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	2411920992
Primary NS (MNAME)	curt.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 RegistrationWHOIS fetched 2026-07-04 17:59:16

Field	Value
Registrar	ONE.COM A/S
Registered	2026-05-06
Expires	2027-05-05 (245d)

📋 WHOIS

⏱️ Lookup Timing

NS

59ms

A

58ms

MX

44ms

AAAA

57ms

TXT

244ms

CAA

88ms

HTTPS

55ms

TLSA

376ms

SOA

0ms

MTA-STS

122ms

DNSSEC

148ms

SRV

110ms

Total

1137ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 22:39:36	1137ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-08-12 12:04:23	1617ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-08-01 18:01:40	1610ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-07-19 15:58:37	9323ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-07-04 17:57:07	1490ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-28 13:55:58	1611ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-28 06:30:14	1008ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-17 08:15:34	704ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-17 08:15:17	852ms	2 NS 0 A 1 MX	🔒 Secure	View