rassta.dk
Last scanned: 2026-08-28 00:28:03  ·  913ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   68ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S
🌍 A Records1 records   63ms
IPTTLPTRASNISP / OrgCIDRCountryCity
94.231.103.17 3600s linux52.unoeuro.com AS48854 team.blue Denmark A/S 94.231.96.0/20 🇩🇰 Denmark —
📧 MX Records1 records   65ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mail.rassta.dk 178.104.31.190
2a01:4f8:1c1c:c202::1		 mail.rumkraft.dk
mail.rumkraft.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover94.231.103.17
🔶 Autoconfig94.231.103.17
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   208ms
TXT Record
v=spf1 a:mail.rassta.dk -all
✉️ SPF
PolicyRecord (rassta.dk)
-all (hard fail) v=spf1 a:mail.rassta.dk -all
📨 DMARC
PolicyRecord (_dmarc.rassta.dk)
p=quarantine v=DMARC1; p=quarantine; rua=mailto:rasmus@rassta.dk; pct=100
📬 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)
🔐 DNSSEC121ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026062001
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
68ms
A
63ms
MX
65ms
AAAA
51ms
TXT
208ms
CAA
70ms
HTTPS
77ms
TLSA
78ms
SOA
0ms
MTA-STS
95ms
DNSSEC
121ms
SRV
90ms
Total
913ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 00:28:03 913ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-27 12:38:48 751ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-23 15:15:10 2706ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-21 22:40:25 1167ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 06:25:51 1225ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-17 20:49:17 764ms 4 NS 1 A 1 MX 🔒 Secure View
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