nulde.dk
Last scanned: 2026-06-25 16:07:57  ·  831ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   81ms
NameserverIP addressesPTRASN / ISP
ns01.curadc.dk 185.158.206.52 ns01.curadc.dk AS212991 CURAit A/S
ns02.curadc.dk 185.158.206.53 ns02.curadc.dk AS212991 CURAit A/S
ns03.curadc.dk 20.113.169.54 — AS8075 Microsoft Corporation
🌍 A Records
🌍
No A records found
📧 MX Records1 records   39ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s nulde-dk.mail.protection.outlook.com 2a01:111:f403:ca09::7
2a01:111:f403:ca09::9
2a01:111:f403:ca09::b
2a01:111:f403:ca09::d
52.101.68.21
52.101.68.29
52.101.73.15
52.101.73.22		 mail-am9pr04cu00107.inbound.protection.outlook.com
mail-as8pr04cu00801.inbound.protection.outlook.com
mail-am7pr05cu00103.inbound.protection.outlook.com
mail-as9pr05cu01305.inbound.protection.outlook.com
mail-db4pr02cu00205.inbound.protection.outlook.com
mail-dbapr03cu00105.inbound.protection.outlook.com
mail-am9pr04cu00107.inbound.protection.outlook.com
mail-am7pr05cu00106.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
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.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   354ms
TXT Record
MS=ms23761587
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (nulde.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)
🔐 DNSSEC118ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA78ms
FieldValue
Serial2022040203
Primary NS (MNAME)ns01.curadc.dk
Responsible (RNAME)hostmaster@nulde.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
81ms
A
35ms
MX
39ms
AAAA
38ms
TXT
354ms
CAA
106ms
HTTPS
36ms
TLSA
119ms
SOA
78ms
MTA-STS
82ms
DNSSEC
118ms
SRV
327ms
Total
831ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-25 16:07:57 831ms 3 NS 0 A 1 MX 🔓 Insecure View
2026-06-25 14:17:27 13011ms 3 NS 0 A 1 MX 🔓 Insecure View
2026-06-20 06:11:19 2946ms 3 NS 0 A 1 MX 🔓 Insecure View
2026-06-19 10:34:42 3797ms 3 NS 0 A 1 MX 🔓 Insecure View
2026-06-17 20:52:27 798ms 3 NS 0 A 1 MX 🔓 Insecure View
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