den5.dk DNS records

🖥️ Nameservers2 records 294ms

Nameserver	IP addresses	PTR	ASN / ISP
ace.ns.cloudflare.com	108.162.195.65 162.159.44.65 172.64.35.65 2606:4700:58::a29f:2c41 2803:f800:50::6ca2:c341 2a06:98c1:50::ac40:2341	ace.ns.cloudflare.com ace.ns.cloudflare.com ace.ns.cloudflare.com ace.ns.cloudflare.com ace.ns.cloudflare.com ace.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
desi.ns.cloudflare.com	108.162.192.96 172.64.32.96 173.245.58.96 2606:4700:50::adf5:3a60 2803:f800:50::6ca2:c060 2a06:98c1:50::ac40:2060	desi.ns.cloudflare.com desi.ns.cloudflare.com desi.ns.cloudflare.com desi.ns.cloudflare.com desi.ns.cloudflare.com desi.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 272ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.64.78	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.178.121	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 250ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	den5-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 → 40.104.116.40

🔷 AAAA Records (IPv6)2 records 218ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:b279	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:404e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 270ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.64.78,172.67.178.121 ech=AEX+DQBBBgAgACDYhcTVrblcKvysJOm9wrIyZWVhiPSv2F8zBkRdimA7NgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:b279,2606:4700:3034::6815:404e

📝 TXT Records4 records 549ms

TXT Record
brevo-code:65d58667879344f91e2e8880c5378894
MS=ms71619058
spf2.0/pra
v=spf1 include:spf.curanet.dk mx include:spf.gigahost.dk include:spf.simply.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (den5.dk)
-all (hard fail)	v=spf1 include:spf.curanet.dk mx include:spf.gigahost.dk include:spf.simply.com include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.den5.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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)

🔐 DNSSEC386ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2412737678
Primary NS (MNAME)	ace.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

294ms

A

272ms

MX

250ms

AAAA

218ms

TXT

549ms

CAA

250ms

HTTPS

270ms

TLSA

689ms

SOA

0ms

MTA-STS

343ms

DNSSEC

386ms

SRV

355ms

Total

10888ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-21 13:17:49	10888ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-20 13:01:14	14931ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-18 13:27:59	17892ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 02:55:15	2180ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-24 13:42:37	7454ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-22 16:38:23	892ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 21:35:47	1089ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 02:44:55	1073ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 01:46:01	661ms	2 NS 2 A 1 MX	🔓 Insecure	View