desu.dk
Last scanned: 2026-08-27 02:38:33  ·  512ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   33ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
85.17.170.69 600s — AS60781 LeaseWeb Netherlands B.V. 85.17.0.0/16 🇳🇱 The Netherlands Haarlem
📧 MX Records1 records   26ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover85.17.170.69
🔶 Autoconfig85.17.170.69
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   138ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (desu.dk)
-all (hard fail) v=spf1 -all
📨 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)
🔐 DNSSEC99ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082401
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
33ms
A
32ms
MX
26ms
AAAA
26ms
TXT
138ms
CAA
29ms
HTTPS
30ms
TLSA
98ms
SOA
0ms
MTA-STS
44ms
DNSSEC
99ms
SRV
49ms
Total
512ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 02:38:33 512ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-01 13:00:53 6498ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-25 03:51:41 608ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-17 15:32:18 6697ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-27 15:25:48 534ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 16:47:49 865ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-19 11:32:01 737ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 02:16:19 601ms 2 NS 1 A 0 MX 🔒 Secure View
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