htkskoler.dk
Last scanned: 2026-08-26 01:14:42  ·  538ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   52ms
🌍 A Records
🌍
No A records found
📧 MX Records1 records   52ms
PriorityTTLMail ServerIP addressesPTRASN
5 300s frontmta2.hostedsepo.dk 185.150.75.10 frontmta2.hostedsepo.dk AS62319 Itm8 A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.24
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   76ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com
📝 TXT Records4 records   197ms
TXT Record
_globalsign-domain-verification=nUn-VLRhk16dpL92Hf-NvQV-msYkCodxSyenaMGbT4
_globalsign-domain-verification=OK7_ptbGdS_-lLm7Y8Y0J_pneBNN7Tocmry7_mVxIi
MS=ms16817134
v=spf1 include:spf.protection.outlook.com include:o2._spf.hostedsepo.dk -all
✉️ SPF
PolicyRecord (htkskoler.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com include:o2._spf.hostedsepo.dk -all
📨 DMARC
PolicyRecord (_dmarc.htkskoler.dk)
p=quarantine v=DMARC1; p=quarantine; rua=mailto:itarkitektur@htk.dk; fo=1
📬 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   49ms
Service / OwnerTypeCert association
SMTP _25._tcp.frontmta2.hostedsepo.dk DANE-TA · SPKI · SHA-256 1E20888F63520C235F8E61FDEA725CCE…
SMTP _25._tcp.frontmta2.hostedsepo.dk DANE-EE · SPKI · SHA-256 F6EC319A6D18F16926CF1DC9D5AFACBE…
🔐 DNSSEC75ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial1
Primary NS (MNAME)ns1-08.azure-dns.com
Responsible (RNAME)azuredns-hostmaster@microsoft.com
Refresh3600s
Retry300s
Expire2419200s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
52ms
A
51ms
MX
52ms
AAAA
45ms
TXT
197ms
CAA
47ms
HTTPS
45ms
TLSA
49ms
SOA
0ms
MTA-STS
75ms
DNSSEC
75ms
SRV
76ms
Total
538ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 01:14:42 538ms 4 NS 0 A 1 MX 🔓 Insecure View
2026-06-27 01:49:11 891ms 4 NS 0 A 1 MX 🔓 Insecure View
2026-06-25 01:45:05 1212ms 4 NS 0 A 1 MX 🔓 Insecure View
2026-06-19 17:24:53 7480ms 4 NS 0 A 1 MX 🔓 Insecure View
2026-06-19 07:47:34 1121ms 4 NS 0 A 1 MX 🔓 Insecure View
2026-06-17 15:08:34 255ms 0 NS 0 A 0 MX ❓ Unknown View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone