dotc.dk
📜 Historical scan 2026-06-17 04:20:54  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   61ms
NameserverIP addressesPTRASN / ISP
ns1.digitalocean.com — — —
ns2.digitalocean.com — — —
ns3.digitalocean.com — — —
🌍 A Records1 records   55ms
IPTTLPTRASNISP / OrgCIDRCountryCity
87.104.3.9 — 87.104.3.9.static.fibianet.dk AS44869 FIBIA P/S 87.104.0.0/18 🇩🇰 Denmark Sakskøbing
📧 MX Records1 records   56ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mail.itsup.dk 87.104.3.9 87.104.3.9.static.fibianet.dk AS44869 FIBIA P/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   219ms
TXT Record
google-site-verification=gVP8l2zzJeJVibIdxJfgUD8fmD30UT2dx6THezuFPeQ
v=spf1 mx a:mail.itsup.dk ~all
✉️ SPF
PolicyRecord (dotc.dk)
~all (soft fail) v=spf1 mx a:mail.itsup.dk ~all
📨 DMARC
PolicyRecord (_dmarc.dotc.dk)
p=reject v=DMARC1; p=reject; rua=mailto:admin@itsup.dk; ruf=mailto:admin@itsup.dk; adkim=s; aspf=s
📬 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 / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC137ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA53ms
FieldValue
Serial0
Primary NS (MNAME)ns1.digitalocean.com
Responsible (RNAME)hostmaster@dotc.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
61ms
A
55ms
MX
56ms
AAAA
61ms
TXT
219ms
CAA
52ms
HTTPS
56ms
TLSA
87ms
SOA
53ms
MTA-STS
55ms
DNSSEC
137ms
SRV
0ms
Total
559ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 09:54:36 1413ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-25 17:10:23 619ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-24 11:17:12 10643ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-30 10:50:13 4780ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-02 16:40:46 9916ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 01:42:42 608ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-19 16:11:59 631ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 04:25:50 663ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 04:20:54 559ms 3 NS 1 A 1 MX 🔓 Insecure View
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