oxfeldt.dk
Last scanned: 2026-07-02 10:12:15  ·  1367ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   49ms
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   52ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.20.205.21 3600s linux350.unoeuro.com AS48854 team.blue Denmark A/S 185.20.204.0/22 🇩🇰 Denmark —
📧 MX Records1 records   51ms
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
🔷 Autodiscover185.20.205.21
🔶 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   73ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com
📝 TXT Records1 records   137ms
TXT Record
v=spf1 include:spf.simply.com ?all
✉️ SPF
PolicyRecord (oxfeldt.dk)
?all (neutral) v=spf1 include:spf.simply.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 / DANE2 records   117ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
🔐 DNSSEC222ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA58ms
FieldValue
Serial2025042300
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
49ms
A
52ms
MX
51ms
AAAA
47ms
TXT
137ms
CAA
51ms
HTTPS
35ms
TLSA
117ms
SOA
58ms
MTA-STS
83ms
DNSSEC
222ms
SRV
73ms
Total
1367ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-02 10:12:15 1367ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-26 19:01:23 1246ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-17 11:34:52 954ms 4 NS 1 A 1 MX 🔒 Secure View
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