kalkkoncept.dk DNS records

🖥️ Nameservers2 records 107ms

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 93ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.42.112	14400s	prolinux102.curanet.dk	AS48854	—	—	—	—

📧 MX Records1 records 61ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	kalkkoncept-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::1 2a01:111:f403:ca09::8 2a01:111:f403:ca09::e 52.101.68.15 52.101.68.5 52.101.73.1 52.101.73.12	mail-dbapr03cu00100.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am4pr0401cu00104.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 Records2 records 275ms

TXT Record
MS=ms34953832
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (kalkkoncept.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

🔗 TLSA / DANE

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

🔐 DNSSEC187ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA120ms

Field	Value
Serial	2024052702
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

107ms

A

93ms

MX

61ms

AAAA

86ms

TXT

275ms

CAA

76ms

HTTPS

92ms

TLSA

363ms

SOA

120ms

MTA-STS

48ms

DNSSEC

187ms

SRV

246ms

Total

2766ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-22 07:11:30	2766ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 03:52:12	1024ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 09:52:30	871ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 04:08:30	703ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 04:38:25	1008ms	2 NS 1 A 1 MX	🔓 Insecure	View