ducg.dk
Last scanned: 2026-08-30 01:26:12  ·  477ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   36ms
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   41ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.45.20.48 900s — 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   131ms
TXT Record
v=spf1 include:spf.au.dk -all
✉️ SPF
PolicyRecord (ducg.dk)
-all (hard fail) v=spf1 include:spf.au.dk -all
📨 DMARC
PolicyRecord (_dmarc.ducg.dk)
p=reject v=DMARC1;p=reject;pct=100;rua=mailto:ced1e70d2c70635@rep.dmarcanalyzer.com;ruf=mailto:ced1e70d2c70635@for.dmarcanalyzer.com;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)
🔐 DNSSEC116ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2012066164
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
36ms
A
41ms
MX
40ms
AAAA
44ms
TXT
131ms
CAA
36ms
HTTPS
34ms
TLSA
87ms
SOA
0ms
MTA-STS
50ms
DNSSEC
116ms
SRV
44ms
Total
477ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 01:26:12 477ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-28 13:24:49 824ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-27 12:31:51 526ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-26 20:40:50 506ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-25 18:13:25 590ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-25 11:40:53 1066ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-24 11:22:33 2441ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-23 10:39:07 615ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-22 10:03:08 693ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-21 09:57:44 2399ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-20 09:43:01 2459ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-19 03:01:59 1306ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-17 22:03:04 2142ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-16 07:24:06 737ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-15 05:30:21 8908ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-12 20:41:37 1645ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-10 15:01:46 1910ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-09 13:18:03 780ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-06 09:20:45 553ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-03 14:25:57 600ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-29 13:19:46 8503ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-27 08:37:59 672ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-26 08:04:56 8414ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-25 07:36:21 566ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-24 06:29:21 545ms 2 NS 1 A 0 MX 🔒 Secure View
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