cedir.dk
Last scanned: 2026-08-28 06:49:06  ·  634ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   78ms
NameserverIP addressesPTRASN / ISP
ns1.aau.dk 130.225.52.5
2001:878:300:1::5		 ns1.aau.dk
ns1.aau.dk		 AS1835 IDDQD-AS
AS1835 IDDQD-AS
ns2.aau.dk 130.225.54.5
2001:878:300:100::5		 ns2.aau.dk
ns2.aau.dk		 AS1835 IDDQD-AS
AS1835 IDDQD-AS
🌍 A Records
🌍
No A records found
📧 MX Records1 records   54ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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)
🔐 DNSSEC144ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026061600
Primary NS (MNAME)ns1.aau.dk
Responsible (RNAME)hostmaster@its.aau.dk
Refresh3600s
Retry900s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
78ms
A
82ms
MX
54ms
AAAA
81ms
TXT
270ms
CAA
66ms
HTTPS
73ms
TLSA
49ms
SOA
0ms
MTA-STS
88ms
DNSSEC
144ms
SRV
103ms
Total
634ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 06:49:06 634ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-08-26 20:20:56 638ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-07-23 01:10:05 16612ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-07-21 23:15:13 59298ms 2 NS 0 A 0 MX ❓ Unknown View
2026-06-25 18:18:45 11436ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-22 06:44:21 1138ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 03:32:07 4231ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-18 23:41:33 446ms 2 NS 1 A 0 MX ⚠️ Bogus View
2026-06-18 08:36:30 562ms 2 NS 1 A 0 MX 🔒 Secure View
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