kjaerskoreskole.dk
Last scanned: 2026-09-04 08:50:54  ·  1044ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   32ms
🌍 A Records2 records   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.0.108 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.185.197 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records1 records   51ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover172.67.185.197
🔶 Autoconfig104.21.0.108
🔷 AAAA Records (IPv6)2 records   38ms
🔐 HTTPS Records1 records   38ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.0.108,172.67.185.197 ech=AEX+DQBBJQAgACC/21wWhhzN7DcxzcgpF0SCUfz8jkyCIBDXqFdQkkfjdgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::ac43:b9c5,2606:4700:3037::6815:6c
📝 TXT Records1 records   195ms
TXT Record
v=spf1 include:spf.simply.com -all
✉️ SPF
PolicyRecord (kjaerskoreskole.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   57ms
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…
🔐 DNSSEC103ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2413821583
Primary NS (MNAME)kimora.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 RegistrationWHOIS fetched 2026-07-07 01:16:07
FieldValue
RegistrarSimply.com A/S
Registered2025-02-17
Expires2027-02-16 (164d)
📋 WHOIS
⏱️ Lookup Timing
NS
32ms
A
32ms
MX
51ms
AAAA
38ms
TXT
195ms
CAA
47ms
HTTPS
38ms
TLSA
57ms
SOA
0ms
MTA-STS
61ms
DNSSEC
103ms
SRV
86ms
Total
1044ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-04 08:50:54 1044ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-09-04 07:16:08 1222ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-08-28 01:05:14 2605ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-08-27 00:13:24 669ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-07-25 14:21:40 16804ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-07-07 01:06:39 10195ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-07-02 12:50:37 2684ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-17 13:24:39 4127ms 2 NS 2 A 1 MX 🔓 Insecure View
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