isvt.dk DNS records

🖥️ Nameservers2 records 36ms

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 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.155.240	60s	forward.dnsfactory.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	isvt-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09::6 2a01:111:f403:ca09::8 2a01:111:f403:ca09::d 52.101.68.3 52.101.68.36 52.101.73.15 52.101.73.24	mail-db7pr03cu00401.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00300.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
🔶 Autoconfig	93.191.155.240

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 137ms

TXT Record
v=spf1 include:spf.protection.outlook.com ip4:45.95.180.103 a:smtp.8989.dk include:_spf.netigate.se include:_spf.ntgt.de -all

✉️ SPF

Policy	Record (isvt.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:45.95.180.103 a:smtp.8989.dk include:_spf.netigate.se include:_spf.ntgt.de -all

📨 DMARC

Policy	Record (_dmarc.isvt.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:Dmarc_isvest@isvt.dk; fo=1

📬 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)

🔐 DNSSEC84ms

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

🏷️ SOA0ms

Field	Value
Serial	2025121201
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

36ms

A

37ms

MX

37ms

AAAA

44ms

TXT

137ms

CAA

41ms

HTTPS

41ms

TLSA

1058ms

SOA

0ms

MTA-STS

68ms

DNSSEC

84ms

SRV

125ms

Total

1563ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-24 20:07:33	1563ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 18:45:44	2969ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 17:54:09	2067ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 01:02:12	1401ms	2 NS 1 A 1 MX	🔒 Secure	View