nu1905.dk
Last scanned: 2026-08-25 03:56:58  ·  19689ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   104ms
NameserverIP addressesPTRASN / ISP
ns1.nordicnumber.com 91.198.138.46 — AS51167 Contabo GmbH
ns2.nordicnumber.com 91.198.138.47 ns2.nordicnumber.com AS51167 Contabo GmbH
ns3.nordicnumber.com 213.136.93.70 ns3.nnhosting.eu AS51167 Contabo GmbH
🌍 A Records1 records   64ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.198.138.10 900s — AS51167 Contabo GmbH 91.198.138.0/24 🇫🇷 France Lauterbourg
📧 MX Records2 records   106ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mxgw1.nordicnumber.com 91.198.138.54 mail.nnhosting.eu AS51167 Contabo GmbH
20 3600s mxgw2.nordicnumber.com 91.198.138.54 mail.nnhosting.eu AS51167 Contabo GmbH
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscovermaildiscover.nordicnumber.com → 91.198.138.55
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   456ms
TXT Record
Hosted by Nordic Number Hosting - http://www.nordicnumber.com/
v=spf1 a mx ptr include:spf.nordicnumber.com -all
✉️ SPF
PolicyRecord (nu1905.dk)
-all (hard fail) v=spf1 a mx ptr include:spf.nordicnumber.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)
🔐 DNSSEC166ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA45ms
FieldValue
Serial2021030307
Primary NS (MNAME)ns1.nordicnumber.com
Responsible (RNAME)hostmaster@nordicnumber.com
Refresh3600s
Retry600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
104ms
A
64ms
MX
106ms
AAAA
105ms
TXT
456ms
CAA
64ms
HTTPS
102ms
TLSA
193ms
SOA
45ms
MTA-STS
121ms
DNSSEC
166ms
SRV
239ms
Total
19689ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 03:56:58 19689ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-07-22 19:25:10 1230ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-25 13:10:41 1727ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-22 09:16:46 1682ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-21 04:19:52 999ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 08:12:39 996ms 3 NS 1 A 2 MX 🔓 Insecure View
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