holtab.dk
📜 Historical scan 2026-06-17 12:15:58  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   70ms
NameserverIP addressesPTRASN / ISP
dns1.asp01.se 185.186.56.152 dns1.asp01.se AS208001 Nordlo Vaxjo & Ljungby AB
dns2.asp01.se 40.68.230.39 — AS8075 Microsoft Corporation
dns3.asp01.se 185.186.56.153 dns3.asp01.se AS208001 Nordlo Vaxjo & Ljungby AB
🌍 A Records1 records   58ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.212.209.44 — host44.209-212-91.vxo.nordlo.cloud AS208001 Nordlo Vaxjo & Ljungby AB 91.212.209.0/24 🇸🇪 Sweden Tingsryd
📧 MX Records1 records   69ms
PriorityTTLMail ServerIP addressesPTRASN
1 — holtab-dk.mail.protection.outlook.com 52.101.68.10
52.101.68.16
52.101.68.32
52.101.73.15		 mail-dbbpr03cu00102.inbound.protection.outlook.com
mail-db4pr02cu00400.inbound.protection.outlook.com
mail-db3pr0202cu00200.inbound.protection.outlook.com
mail-am9pr04cu00107.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   205ms
TXT Record
MS=ms81436779
v=spf1 a:mail.holtab.se a:mail1.holtab.se ip4:91.212.209.184 include:spf.protection.outlook.com a:mx01.asp01.se ~all
✉️ SPF
PolicyRecord (holtab.dk)
~all (soft fail) v=spf1 a:mail.holtab.se a:mail1.holtab.se ip4:91.212.209.184 include:spf.protection.outlook.com a:mx01.asp01.se ~all
📨 DMARC
PolicyRecord (_dmarc.holtab.dk)
p=quarantine v=DMARC1; p=quarantine; pct=100; rua=mailto:dmarc@holtab.se10
📬 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)
🔐 DNSSEC140ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA61ms
FieldValue
Serial2017100625
Primary NS (MNAME)dns1.asp01.se
Responsible (RNAME)admin@asp01.se
Refresh900s
Retry600s
Expire86400s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
70ms
A
58ms
MX
69ms
AAAA
60ms
TXT
205ms
CAA
71ms
HTTPS
68ms
TLSA
380ms
SOA
61ms
MTA-STS
189ms
DNSSEC
140ms
SRV
0ms
Total
1454ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 06:36:30 3905ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-24 20:39:02 6472ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 12:15:58 1454ms 3 NS 1 A 1 MX 🔓 Insecure View
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