dtuphd.dk
Last scanned: 2026-08-27 21:31:50  ·  928ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   67ms
NameserverIP addressesPTRASN / ISP
ns337.cleannameservers.com 57.128.187.235 banjo.cleannameservers.com AS16276 OVH SAS
ns338.cleannameservers.com 57.128.187.235 banjo.cleannameservers.com AS16276 OVH SAS
🌍 A Records1 records   83ms
IPTTLPTRASNISP / OrgCIDRCountryCity
57.128.187.235 14400s banjo.cleannameservers.com AS16276 OVH SAS 57.128.0.0/15 🇫🇷 France —
📧 MX Records1 records   72ms
PriorityTTLMail ServerIP addressesPTRASN
0 14400s dtuphd.dk 57.128.187.235 banjo.cleannameservers.com AS16276 OVH SAS
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover57.128.187.235
🔶 Autoconfig57.128.187.235
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   123ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net
📝 TXT Records1 records   408ms
TXT Record
v=spf1 +a +mx +ip4:57.128.187.235 ~all
✉️ SPF
PolicyRecord (dtuphd.dk)
~all (soft fail) v=spf1 +a +mx +ip4:57.128.187.235 ~all
📨 DMARC
PolicyRecord (_dmarc.dtuphd.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 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
🔏 ACME Challenge
TypeNameValue
TXT _acme-challenge.dtuphd.dk BbWclhnQM1lyBss-Bls0Tots9K2a5jJzPLS_MxlJ8AQ
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC114ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026081101
Primary NS (MNAME)ns337.cleannameservers.com
Responsible (RNAME)root@banjo.cleannameservers.com
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
67ms
A
83ms
MX
72ms
AAAA
78ms
TXT
408ms
CAA
63ms
HTTPS
59ms
TLSA
138ms
SOA
0ms
MTA-STS
112ms
DNSSEC
114ms
SRV
123ms
Total
928ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 21:31:50 928ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-27 09:55:59 3270ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-12 01:39:16 1240ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-27 15:22:54 1330ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-26 08:57:12 1145ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 03:37:21 911ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-19 15:38:32 1489ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 04:55:05 940ms 2 NS 1 A 1 MX 🔓 Insecure View
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