boolsen.dk
📜 Historical scan 2026-06-16 16:05:19  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   434ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com — — —
ns2.simply.com — — —
ns3.simply.com — — —
ns4.simply.com — — —
🌍 A Records1 records   433ms
IPTTLPTRASNISP / OrgCIDRCountryCity
94.231.103.90 — linux85.unoeuro.com AS48854 team.blue Denmark A/S 94.231.96.0/20 🇩🇰 Denmark —
📧 MX Records1 records   425ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx.simply.com 94.231.106.20 mx.simply.com 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 Records1 records   686ms
TXT Record
v=spf1 a mx include:spf.simply.com ~all
✉️ SPF
PolicyRecord (boolsen.dk)
~all (soft fail) v=spf1 a mx 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   258ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
🔐 DNSSEC617ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA383ms
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
434ms
A
433ms
MX
425ms
AAAA
410ms
TXT
686ms
CAA
435ms
HTTPS
367ms
TLSA
258ms
SOA
383ms
MTA-STS
435ms
DNSSEC
617ms
SRV
0ms
Total
2532ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-31 06:33:41 8630ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-29 18:14:27 721ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-28 15:20:41 2810ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-27 12:24:50 591ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-26 11:54:47 914ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-25 11:22:55 16848ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-24 10:27:28 16690ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-23 09:17:55 9734ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-21 17:35:15 802ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-20 04:47:52 910ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-18 22:08:43 752ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-17 21:08:50 703ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-16 16:09:59 774ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-14 20:04:19 820ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-12 10:46:57 850ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-09 07:46:07 2741ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-09 07:34:38 9836ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-07 03:43:41 1064ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-05 17:08:27 717ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-04 10:00:36 1524ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-03 11:40:32 465ms 1 NS 0 A 0 MX ❓ Unknown View
2026-06-27 08:18:00 608ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-16 16:05:48 303ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-16 16:05:22 1500ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-16 16:05:19 2532ms 4 NS 1 A 1 MX 🔒 Secure View
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