optihjem.dk
Last scanned: 2026-09-01 00:53:40  ·  9583ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   48ms
🌍 A Records2 records   51ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.70.137 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.223.209 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records1 records   49ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S
🔷 AAAA Records (IPv6)2 records   51ms
🔐 HTTPS Records1 records   45ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.70.137,172.67.223.209 ech=AEX+DQBB4wAgACC4fsfBA0wpiChSKINLH/16AWAXDv3Vw0exD3YK6FDsUgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:4689,2606:4700:3033::ac43:dfd1
🔌 SRV Records1 records   75ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com
📝 TXT Records2 records   193ms
TXT Record
google-site-verification=uf2zv34OXtkohE9cUbRJi-twkdnrp89FqUp_a41wvAw
v=spf1 include:spf.simply.com -all
✉️ SPF
PolicyRecord (optihjem.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   101ms
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…
🔐 DNSSEC9092ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2410474723
Primary NS (MNAME)nicole.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
48ms
A
51ms
MX
49ms
AAAA
51ms
TXT
193ms
CAA
57ms
HTTPS
45ms
TLSA
101ms
SOA
0ms
MTA-STS
70ms
DNSSEC
9092ms
SRV
75ms
Total
9583ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-01 00:53:40 9583ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-08-25 04:18:05 2487ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-07-25 20:49:22 9976ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-07-19 09:24:21 16966ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-20 15:53:03 1006ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-17 14:19:50 1799ms 2 NS 2 A 1 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone