læringsmåling.dk xn--lringsmling-38ag.dk
Last scanned: 2026-08-27 02:33:27  ·  1004ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   59ms
NameserverIP addressesPTRASN / ISP
dns1.rackhosting.com 77.247.69.212 dns1.rackhosting.com AS31590 Rackhosting.com ApS
dns2.rackhosting.com 45.32.187.211 dns2.rackhosting.com AS20473 The Constant Company, LLC
dns3.rackhosting.com 77.247.69.213 dns3.rackhosting.com AS31590 Rackhosting.com ApS
🌍 A Records
🌍
No A records found
📧 MX Records2 records   56ms
PriorityTTLMail ServerIP addressesPTRASN
10 86400s mailfilter0.rackhosting.com 77.247.73.194
77.247.73.195
77.247.73.196
77.247.73.197		 mailfilter-se0.rackhosting.com
mailfilter-se1.rackhosting.com
mailfilter-se2.rackhosting.com
mailfilter-se3.rackhosting.com		 AS31590 Rackhosting.com ApS
AS31590 Rackhosting.com ApS
AS31590 Rackhosting.com ApS
AS31590 Rackhosting.com ApS
20 86400s mailfilter1.rackhosting.com 77.247.73.198
77.247.73.199
77.247.73.200
77.247.73.201		 mailfilter-se0-1.rackhosting.com
mailfilter-se1-1.rackhosting.com
mailfilter-se2-1.rackhosting.com
mailfilter-se3-1.rackhosting.com		 AS31590 Rackhosting.com ApS
AS31590 Rackhosting.com ApS
AS31590 Rackhosting.com ApS
AS31590 Rackhosting.com ApS
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   313ms
TXT Record
v=spf1 +a +mx -all
✉️ SPF
PolicyRecord (læringsmåling.dk)
-all (hard fail) v=spf1 +a +mx -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 / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC215ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial1646217257
Primary NS (MNAME)dns3.rackhosting.com
Responsible (RNAME)lukaszfilinski@zitelab.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)10800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
59ms
A
51ms
MX
56ms
AAAA
56ms
TXT
313ms
CAA
77ms
HTTPS
64ms
TLSA
111ms
SOA
0ms
MTA-STS
110ms
DNSSEC
215ms
SRV
99ms
Total
1004ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 02:33:27 1004ms 3 NS 0 A 2 MX 🔓 Insecure View
2026-08-25 01:45:48 599ms 3 NS 0 A 2 MX 🔓 Insecure View
2026-06-27 08:21:44 618ms 3 NS 0 A 2 MX 🔓 Insecure View
2026-06-27 08:00:39 754ms 3 NS 0 A 2 MX 🔓 Insecure View
2026-06-25 01:55:23 859ms 3 NS 0 A 2 MX ❓ Unknown View
2026-06-21 15:41:10 342ms 0 NS 0 A 0 MX 🔒 Secure View
2026-06-21 00:49:04 1382ms 3 NS 0 A 2 MX 🔒 Secure View
2026-06-21 00:20:17 292ms 0 NS 0 A 0 MX 🔒 Secure View
2026-06-18 21:38:55 351ms 0 NS 0 A 0 MX 🔒 Secure View
2026-06-17 12:10:44 1118ms 3 NS 0 A 2 MX 🔒 Secure View
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