optur-sk.dk

Records from scan: 2026-10-09 11:58:08 · 1051ms total · last checked 2026-10-20 06:10 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

optur-sk.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 13.74.150.237 is hosted by Microsoft Corporation (AS8075) in Ireland. Mail is handled by optursk-dk01c.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 28ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
13.74.150.237	3600s	—	AS8075	Microsoft Corporation	13.64.0.0/11	🇮🇪 Ireland	Dublin

📧 MX Records#

1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	optursk-dk01c.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca04::c 2a01:111:f403:ca21::a 2a01:111:f403:ca21::c 52.101.103.143 52.101.181.156 52.101.68.8 52.101.73.145	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am6pr02cu00301.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
🔶 Autoconfig	13.74.150.237

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 45ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 141ms

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

✉️ SPF#

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

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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#

checked 2026-10-09 11:58:08

www CNAME	web.yourvismawebsite.com (all on yourvismawebsite.com) → 13.74.150.237 (AS8075)
www vs bare domain	Same network optur-sk.dk: 13.74.150.237 (AS8075) www.optur-sk.dk: 13.74.150.237 (AS8075)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

59ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

26ms

Field	Value
Serial	2023061501
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

28ms

27ms

28ms

AAAA

35ms

TXT

141ms

CAA

22ms

HTTPS

25ms

TLSA

639ms

SOA

26ms

MTA-STS

45ms

DNSSEC

59ms

SRV

45ms

Total

1051ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 11:58:08 shown	1051ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 00:38:45	785ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-08 14:08:06	876ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 15:29:40	1024ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 00:16:52	925ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 22:12:12	686ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 08:06:16	881ms	2 NS 1 A 1 MX	⚠️ Bogus
2026-06-21 22:47:15	734ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 23:44:57	2238ms	2 NS 1 A 1 MX	🔒 Secure