guldbaek-consult.dk
Last scanned: 2026-06-19 23:20:12  ·  782ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   78ms
NameserverIP addressesPTRASN / ISP
ns01.hosit.dk 193.104.202.31 ns01.hosit.dk AS50346 It Forum Gruppen A/s
ns02.hosit.dk 87.116.23.114 ns02.hosit.dk AS31027 GlobalConnect A/S
ns03.hosit.dk 152.115.55.201 ns04.hosit.dk AS31027 GlobalConnect A/S
ns04.hosit.dk 152.115.55.201 ns04.hosit.dk AS31027 GlobalConnect A/S
🌍 A Records
🌍
No A records found
📧 MX Records1 records   45ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s guldbaekconsult-dk02b.mail.protection.outlook.com 2a01:111:f403:ca04::
2a01:111:f403:ca04::7
2a01:111:f403:ca09::20
2a01:111:f403:ca09::6
52.101.68.27
52.101.68.3
52.101.73.12
52.101.73.28		 mail-db3pr0202cu00100.inbound.protection.outlook.com
mail-db4pr02cu00307.inbound.protection.outlook.com
mail-as8pr05cu00400.inbound.protection.outlook.com
mail-am4pr0401cu00106.inbound.protection.outlook.com
mail-db7pr03cu00503.inbound.protection.outlook.com
mail-db7pr03cu00403.inbound.protection.outlook.com
mail-am4pr0401cu00104.inbound.protection.outlook.com
mail-am7pr05cu00204.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
🔌 SRV Records1 records   76ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com
📝 TXT Records1 records   226ms
TXT Record
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (guldbaek-consult.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)
🔐 DNSSEC103ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA25ms
FieldValue
Serial2022110800
Primary NS (MNAME)ns01.hosit.dk
Responsible (RNAME)support@sit.dk
Refresh28800s
Retry7200s
Expire1814400s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
78ms
A
36ms
MX
45ms
AAAA
40ms
TXT
226ms
CAA
36ms
HTTPS
77ms
TLSA
260ms
SOA
25ms
MTA-STS
65ms
DNSSEC
103ms
SRV
76ms
Total
782ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-19 23:20:12 782ms 4 NS 0 A 1 MX 🔓 Insecure View
2026-06-17 10:06:21 1093ms 4 NS 0 A 1 MX 🔓 Insecure View
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