dbcr.dk
Last scanned: 2026-09-01 02:23:46  ·  752ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   39ms
NameserverIP addressesPTRASN / ISP
ns3.au.dk 20.73.178.34 ns3.au.dk AS8075 Microsoft Corporation
ns4.au.dk 185.45.20.154 ns4.au.dk AS62138 Aarhus Universitet
🌍 A Records1 records   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.45.20.49 900s ced-apps.au.dk
coursesetup-test.carsten.medu.au.dk
dashboard-gios.au.dk
er-det-fredag-i-ffb.dk
ipure8.au.dk
test-ced-apps.au.dk		 AS62138 Aarhus Universitet 185.45.20.0/22 🇩🇰 Denmark Aarhus
📧 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   116ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (dbcr.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.dbcr.dk)
p=reject v=DMARC1;p=reject;pct=100;aspf=r;
📬 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)
🔐 DNSSEC110ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial3520
Primary NS (MNAME)infobloxgm3.au.dk
Responsible (RNAME)auit-dns@au.dk
Refresh10800s
Retry1080s
Expire2419200s
Minimum (neg-cache TTL)900s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
39ms
A
33ms
MX
38ms
AAAA
40ms
TXT
116ms
CAA
44ms
HTTPS
39ms
TLSA
351ms
SOA
0ms
MTA-STS
42ms
DNSSEC
110ms
SRV
45ms
Total
752ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-01 02:23:46 752ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-31 00:42:48 480ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-29 23:32:57 363ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-28 02:41:13 466ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-27 02:25:23 451ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-25 08:51:23 1373ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-24 08:35:27 684ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-23 05:35:13 4509ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-22 05:22:53 984ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-21 05:00:17 3911ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-20 03:01:03 963ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-18 23:35:53 2900ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-17 21:36:07 2464ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-16 08:25:55 1386ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-14 05:44:04 9314ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-13 01:32:01 1409ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-12 00:09:11 556ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-10 08:55:27 753ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-09 07:43:13 666ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-06 22:10:13 1101ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-27 18:22:29 642ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-26 17:32:32 857ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-25 16:57:09 701ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-24 16:24:27 2400ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-23 15:28:46 9419ms 2 NS 1 A 0 MX 🔒 Secure View
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