masteriskat.dk
Last scanned: 2026-08-30 04:14:29  ·  1865ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   166ms
NameserverIP addressesPTRASN / ISP
ns1.cbs.dk 130.226.47.250 ns1.cbs.dk AS1835 IDDQD-AS
ns2.cbs.dk 130.226.47.251 ns2.cbs.dk AS1835 IDDQD-AS
🌍 A Records1 records   121ms
IPTTLPTRASNISP / OrgCIDRCountryCity
130.226.47.28 86400s www.cbs.dk AS1835 IDDQD-AS 130.226.0.0/16 🇩🇰 Denmark Frederiksberg
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   321ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (masteriskat.dk)
-all (hard fail) v=spf1 -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)
🔐 DNSSEC347ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2017122308
Primary NS (MNAME)ns1.cbs.dk
Responsible (RNAME)DNS@cbs.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
166ms
A
121ms
MX
81ms
AAAA
91ms
TXT
321ms
CAA
74ms
HTTPS
100ms
TLSA
121ms
SOA
0ms
MTA-STS
167ms
DNSSEC
347ms
SRV
173ms
Total
1865ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 04:14:29 1865ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-26 13:58:28 529ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-20 23:50:11 4640ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-17 19:27:24 698ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-12 01:44:14 1341ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-06 12:43:18 507ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-30 00:09:32 516ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-24 16:38:38 551ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-21 10:56:52 8586ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-17 00:19:23 2418ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-13 05:20:52 8420ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-06 11:30:37 2803ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-03 10:04:47 401ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-28 23:40:54 459ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-26 02:18:03 532ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-20 17:33:08 652ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-19 08:59:52 574ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 20:54:25 639ms 2 NS 1 A 0 MX 🔒 Secure View
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