stmrn.dk DNS records

🖥️ Nameservers2 records 309ms

Nameserver	IP addresses	PTR	ASN / ISP
ryan.ns.cloudflare.com	108.162.195.229 162.159.44.229 172.64.35.229 2606:4700:58::a29f:2ce5 2803:f800:50::6ca2:c3e5 2a06:98c1:50::ac40:23e5	ryan.ns.cloudflare.com ryan.ns.cloudflare.com ryan.ns.cloudflare.com ryan.ns.cloudflare.com ryan.ns.cloudflare.com ryan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sierra.ns.cloudflare.com	108.162.194.245 162.159.38.245 172.64.34.245 2606:4700:50::a29f:26f5 2803:f800:50::6ca2:c2f5 2a06:98c1:50::ac40:22f5	sierra.ns.cloudflare.com sierra.ns.cloudflare.com sierra.ns.cloudflare.com sierra.ns.cloudflare.com sierra.ns.cloudflare.com sierra.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 304ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	stmrn-dk.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca09:: 2a01:111:f403:ca09::5 2a01:111:f403:ca09::8 52.101.68.10 52.101.68.18 52.101.73.12 52.101.73.26	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as9pr05cu01302.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)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 907ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.stmrn.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:92780a7c847f41acaca17696b1e283e6@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)

🔐 DNSSEC718ms

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	2412791832
Primary NS (MNAME)	ryan.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

309ms

A

243ms

MX

304ms

AAAA

211ms

TXT

907ms

CAA

303ms

HTTPS

278ms

TLSA

1390ms

SOA

0ms

MTA-STS

475ms

DNSSEC

718ms

SRV

400ms

Total

8271ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 04:55:21	8271ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-08-12 05:51:18	4010ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-07-19 04:36:37	3367ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-07-02 11:20:23	3943ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-25 22:48:59	1259ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-17 22:26:41	897ms	2 NS 0 A 1 MX	🔒 Secure	View