rebildungdomsskole.dk
Last scanned: 2026-09-02 20:33:05  ·  682ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   26ms
NameserverIP addressesPTRASN / ISP
ns1.curanet.dk 185.25.141.12
2a02:2339:4006:108::123		 ns1.curanet.dk
ns1.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.curanet.dk 2a02:2339:1:10f::123:123
91.197.248.75		 ns2.curanet.dk
ns2.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🌍 A Records1 records   50ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.21.40.55 3600s vm1251.enterprisecloud.nu AS48854 team.blue Denmark A/S 185.21.40.0/22 🇩🇰 Denmark —
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverrebildungdomsskole.dk → 185.21.40.55
🔶 Autoconfigrebildungdomsskole.dk → 185.21.40.55
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   180ms
TXT Record
v=spf1 include:spf.mailjet.com -all
✉️ SPF
PolicyRecord (rebildungdomsskole.dk)
-all (hard fail) v=spf1 include:spf.mailjet.com -all
📨 DMARC
PolicyRecord (_dmarc.rebildungdomsskole.dk)
p=reject v=DMARC1; p=reject; ri=86400
📬 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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.rebildungdomsskole.dk rebildungdomsskole.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC114ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2025111301
Primary NS (MNAME)ns1.curanet.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
26ms
A
50ms
MX
55ms
AAAA
48ms
TXT
180ms
CAA
64ms
HTTPS
67ms
TLSA
41ms
SOA
0ms
MTA-STS
62ms
DNSSEC
114ms
SRV
74ms
Total
682ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-02 20:33:05 682ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-25 01:37:48 509ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-22 06:45:03 832ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-21 15:27:39 987ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 09:10:50 2191ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 12:10:32 595ms 2 NS 1 A 0 MX 🔒 Secure View
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