sifgruppen.dk
Last scanned: 2026-08-27 11:37:47  ·  708ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   38ms
NameserverIP addressesPTRASN / 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   47ms
IPTTLPTRASNISP / OrgCIDRCountryCity
81.95.249.247 3600s dw10-d003.dw-mgmt.lan AS48854 team.blue Denmark A/S 81.95.240.0/20 🇩🇰 Denmark —
📧 MX Records1 records   71ms
PriorityTTLMail ServerIP addressesPTRASN
20 3600s mx.sif.dk 81.95.249.247 dw10-d003.dw-mgmt.lan AS48854 team.blue Denmark A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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)
🔐 DNSSEC157ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026060101
Primary NS (MNAME)ns1.curanet.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
38ms
A
47ms
MX
71ms
AAAA
74ms
TXT
222ms
CAA
42ms
HTTPS
52ms
TLSA
76ms
SOA
0ms
MTA-STS
123ms
DNSSEC
157ms
SRV
79ms
Total
708ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 11:37:47 708ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 13:24:03 9661ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 03:53:47 25642ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 10:39:25 2477ms 2 NS 1 A 1 MX ⚠️ Bogus View
2026-06-22 04:13:43 1166ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 12:57:22 2391ms 2 NS 1 A 1 MX 🔒 Secure View
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