matrix-cover.dk DNS records

🖥️ Nameservers2 records 46ms

Nameserver	IP addresses	PTR	ASN / ISP
ernest.ns.cloudflare.com	108.162.193.164 172.64.33.164 173.245.59.164 2606:4700:58::adf5:3ba4 2803:f800:50::6ca2:c1a4 2a06:98c1:50::ac40:21a4	ernest.ns.cloudflare.com ernest.ns.cloudflare.com ernest.ns.cloudflare.com ernest.ns.cloudflare.com ernest.ns.cloudflare.com ernest.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sandy.ns.cloudflare.com	108.162.192.219 172.64.32.219 173.245.58.219 2606:4700:50::adf5:3adb 2803:f800:50::6ca2:c0db 2a06:98c1:50::ac40:20db	sandy.ns.cloudflare.com sandy.ns.cloudflare.com sandy.ns.cloudflare.com sandy.ns.cloudflare.com sandy.ns.cloudflare.com sandy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.7.176	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.187.246	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	matrixcover-dk01e.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::6 2a01:111:f403:ca09::4 2a01:111:f403:ca09::c 52.101.68.21 52.101.68.3 52.101.68.5 52.101.73.6	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.56

🔷 AAAA Records (IPv6)2 records 55ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:7b0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:bbf6	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 49ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.7.176,172.67.187.246 ech=AEX+DQBB6QAgACCUIB3EYlH/spQ/KwTIh6+uttihpaFUECqET7RLtoCmYQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:7b0,2606:4700:3032::ac43:bbf6

📝 TXT Records1 records 192ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (matrix-cover.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.matrix-cover.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dik3nylx@ag.eu.dmarcian.com;

📬 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)

🔐 DNSSEC97ms

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	2411417962
Primary NS (MNAME)	ernest.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

46ms

A

39ms

MX

32ms

AAAA

55ms

TXT

192ms

CAA

42ms

HTTPS

49ms

TLSA

198ms

SOA

0ms

MTA-STS

61ms

DNSSEC

97ms

SRV

70ms

Total

1631ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-07 22:14:13	1631ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-21 07:22:31	9736ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-24 09:32:11	1058ms	2 NS 2 A 1 MX	❓ Unknown	View
2026-06-22 19:33:58	1124ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 03:25:28	3345ms	2 NS 2 A 1 MX	🔓 Insecure	View