systemkob.dk DNS records

🖥️ Nameservers2 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
176.22.75.12	3600s	—	AS3292	TDC Holding A/S	176.22.0.0/17	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	systemkob-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::d 2a01:111:f403:ca38::a 2a01:111:f403:ca48::a 52.101.209.28 52.101.68.12 52.101.68.5 52.101.68.8	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 173ms

TXT Record
v=spf1 +include:_spf21790.spfprotect.com +include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (systemkob.dk)
-all (hard fail)	v=spf1 +include:_spf21790.spfprotect.com +include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.systemkob.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:65323a8aa6f4a@dmarc.centerasecurity.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)

🔐 DNSSEC80ms

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

🏷️ SOA0ms

Field	Value
Serial	2026061001
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

42ms

A

44ms

MX

37ms

AAAA

40ms

TXT

173ms

CAA

49ms

HTTPS

51ms

TLSA

382ms

SOA

0ms

MTA-STS

49ms

DNSSEC

80ms

SRV

63ms

Total

912ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 00:40:13	912ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 03:47:28	818ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 08:57:49	2160ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 19:18:01	3446ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 08:10:18	1194ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 13:46:08	2842ms	2 NS 1 A 1 MX	🔒 Secure	View