0ls3n.dk
📜 Historical scan 2026-06-16 12:33:42  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   91ms
NameserverIP addressesPTRASN / ISP
major.ns.cloudflare.com — — —
serena.ns.cloudflare.com — — —
🌍 A Records2 records   51ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.23.55 — — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.209.56 — — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —
📧 MX Records1 records   39ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S
🔷 AAAA Records (IPv6)2 records   37ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::6815:1737 — — AS13335 Cloudflare, Inc. 2606:4700:3000::/42 — —
2606:4700:3037::ac43:d138 — — AS13335 Cloudflare, Inc. 2606:4700:3000::/42 — —
🔐 HTTPS Records1 records   30ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.23.55,172.67.209.56 ech=AEX+DQBBzAAgACCRSl2GarTD7edzme/SRSjBGfCZcUyEhedgk/e1csdNQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1737,2606:4700:3037::ac43:d138
📝 TXT Records1 records   161ms
TXT Record
v=spf1 include:spf.simply.com -all
✉️ SPF
PolicyRecord (0ls3n.dk)
-all (hard fail) 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   119ms
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…
🔐 DNSSEC179ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA37ms
FieldValue
Serial2406931175
Primary NS (MNAME)major.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
91ms
A
51ms
MX
39ms
AAAA
37ms
TXT
161ms
CAA
54ms
HTTPS
30ms
TLSA
119ms
SOA
37ms
MTA-STS
43ms
DNSSEC
179ms
SRV
0ms
Total
1315ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-24 18:45:04 3781ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-08-22 14:09:20 7255ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-08-19 05:12:23 3285ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-07-21 21:58:36 1368ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-24 03:27:07 3941ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-21 14:38:01 1153ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 15:04:14 587ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-20 01:07:19 680ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-18 08:24:23 803ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-16 12:33:42 1315ms 2 NS 2 A 1 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone