mtossen.dk

📜 Historical scan 2026-09-18 12:02:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mtossen.dk is a .dk domain served by 2 nameservers (apollo.ns.cloudflare.com, novalee.ns.cloudflare.com). It was registered on 30 September 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mtossen-dk.s-v1.mx.microsoft. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 139ms

Nameserver	IP addresses	PTR	ASN / ISP
apollo.ns.cloudflare.com	108.162.193.66 172.64.33.66 173.245.59.66 2606:4700:58::adf5:3b42 2803:f800:50::6ca2:c142 2a06:98c1:50::ac40:2142	apollo.ns.cloudflare.com apollo.ns.cloudflare.com apollo.ns.cloudflare.com apollo.ns.cloudflare.com apollo.ns.cloudflare.com apollo.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
novalee.ns.cloudflare.com	108.162.194.182 162.159.38.182 172.64.34.182 2606:4700:50::a29f:26b6 2803:f800:50::6ca2:c2b6 2a06:98c1:50::ac40:22b6	novalee.ns.cloudflare.com novalee.ns.cloudflare.com novalee.ns.cloudflare.com novalee.ns.cloudflare.com novalee.ns.cloudflare.com novalee.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 Records#

1 records 157ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	mtossen-dk.s-v1.mx.microsoft	2a01:111:f403:ca04::f 2a01:111:f403:ca09::24 2a01:111:f403:ca3c::6 2a01:111:f403:ca48::8 52.101.103.140 52.101.73.123 52.101.73.155 52.101.91.153	mail-db7pr03cu00507.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-matpr04cu00101.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)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 305ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.mtossen.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:a686f4927ed543ac8997dabab406e4a1@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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-10 00:46:28

www	Exists, no address
www vs bare domain	Neither resolves mtossen.dk: no address www.mtossen.dk: no address
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

4 records 345ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mtossen-dk.s-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…
SMTP _25._tcp.mtossen-dk.s-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.mtossen-dk.s-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…
SMTP _25._tcp.mtossen-dk.s-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…

🔐 DNSSEC#

204ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2415131605
Primary NS (MNAME)	apollo.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-07 23:59:36

Field	Value
Registrar	Simply.com A/S
Registered	2020-09-30
Expires	2027-09-30 (341d)

📋 WHOIS#

⏱️ Lookup Timing#

139ms

137ms

157ms

AAAA

64ms

TXT

305ms

CAA

144ms

HTTPS

112ms

TLSA

345ms

SOA

0ms

MTA-STS

97ms

DNSSEC

204ms

SRV

639ms

Total

2259ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 00:46:28	534ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-07 23:38:06	2524ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-18 12:02:04 shown	2259ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-20 22:08:17	601ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-17 13:06:33	2524ms	2 NS 0 A 1 MX	🔓 Insecure