alumbra.dk
Last scanned: 2026-08-19 04:04:05  ·  51965ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   8244ms
🌍 A Records1 records   8244ms
📧 MX Records1 records   8277ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover94.231.103.17
🔶 Autoconfigmaildiscover.simply.com → 94.231.108.222
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   16269ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com
📝 TXT Records1 records   8553ms
TXT Record
v=spf1 include:spf.simply.com -all
✉️ SPF
PolicyRecord (alumbra.dk)
-all (hard fail) v=spf1 include:spf.simply.com -all
📨 DMARC
PolicyRecord (_dmarc.alumbra.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;
📬 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)
🔐 DNSSEC8374ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA8233ms
FieldValue
Serial2025020500
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
8244ms
A
8244ms
MX
8277ms
AAAA
8326ms
TXT
8553ms
CAA
8270ms
HTTPS
8340ms
TLSA
16121ms
SOA
8233ms
MTA-STS
285ms
DNSSEC
8374ms
SRV
16269ms
Total
51965ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-19 04:04:05 51965ms 4 NS 1 A 1 MX 🔒 Secure View
2026-07-01 23:33:11 906ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-16 12:46:27 634ms 4 NS 1 A 1 MX 🔒 Secure View
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