cochranebiblioteket.dk
Last scanned: 2026-09-02 08:40:13  ·  4329ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   48ms
NameserverIP addressesPTRASN / ISP
ns1.sdu.dk 130.225.155.136 ns1.sdu.dk AS1835 IDDQD-AS
ns2.sdu.dk 130.225.155.148 ns2.sdu.dk AS1835 IDDQD-AS
ns3.sdu.dk 193.163.227.4 ns3.sdu.dk AS44328 Region Syddanmark
🌍 A Records
🌍
No A records found
📧 MX Records1 records   46ms
PriorityTTLMail ServerIP addressesPTRASN
0 28800s .  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 Records1 records   205ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (cochranebiblioteket.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.cochranebiblioteket.dk)
p=reject v=DMARC1; p=reject; sp=reject; rua=mailto:655b353a1f136@dmarc.centerasecurity.com; ruf=mailto:dmarc.reports@sdu.dk
📬 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)
🔐 DNSSEC100ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2020129847
Primary NS (MNAME)ns1.sdu.dk
Responsible (RNAME)dns@sdu.dk
Refresh10800s
Retry1080s
Expire2419200s
Minimum (neg-cache TTL)900s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
48ms
A
41ms
MX
46ms
AAAA
43ms
TXT
205ms
CAA
56ms
HTTPS
4042ms
TLSA
33ms
SOA
0ms
MTA-STS
69ms
DNSSEC
100ms
SRV
95ms
Total
4329ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-02 08:40:13 4329ms 3 NS 0 A 1 MX 🔒 Secure View
2026-08-29 13:34:48 17111ms 3 NS 0 A 1 MX 🔒 Secure View
2026-08-26 09:24:55 4405ms 3 NS 0 A 1 MX 🔒 Secure View
2026-08-24 00:08:04 815ms 3 NS 0 A 1 MX 🔒 Secure View
2026-08-21 22:56:18 6688ms 3 NS 0 A 1 MX 🔒 Secure View
2026-08-18 21:43:22 16571ms 3 NS 0 A 1 MX 🔒 Secure View
2026-08-16 11:25:36 6725ms 3 NS 0 A 1 MX 🔒 Secure View
2026-08-10 14:14:15 5276ms 3 NS 0 A 1 MX 🔒 Secure View
2026-08-06 05:33:07 4520ms 3 NS 0 A 1 MX 🔒 Secure View
2026-07-28 10:53:16 4511ms 3 NS 0 A 1 MX 🔒 Secure View
2026-07-27 08:17:51 4503ms 3 NS 0 A 1 MX 🔒 Secure View
2026-07-21 01:01:18 8476ms 3 NS 0 A 1 MX 🔒 Secure View
2026-07-14 00:25:12 741ms 3 NS 0 A 1 MX 🔒 Secure View
2026-07-06 23:57:04 10621ms 3 NS 0 A 1 MX 🔒 Secure View
2026-07-04 20:47:53 719ms 3 NS 0 A 1 MX 🔒 Secure View
2026-07-01 04:41:56 6836ms 3 NS 0 A 1 MX 🔒 Secure View
2026-06-26 03:43:35 4399ms 3 NS 0 A 1 MX 🔒 Secure View
2026-06-20 23:52:09 4598ms 3 NS 0 A 1 MX 🔒 Secure View
2026-06-16 21:36:49 2376ms 3 NS 0 A 0 MX 🔒 Secure View
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