oxidation.dk
Last scanned: 2026-08-31 10:38:50  ·  986ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   38ms
NameserverIP addressesPTRASN / ISP
inet.dti.dk 87.54.37.66 inet.dti.dk AS3292 TDC Holding A/S
inet2.dti.dk 62.243.15.66 inet2.dti.dk AS3292 TDC Holding A/S
🌍 A Records1 records   46ms
IPTTLPTRASNISP / OrgCIDRCountryCity
87.54.37.110 7200s 110.0-127.37.54.87.in-addr.arpa
www.dti.dk
www.teknologisk.dk		 AS3292 TDC Holding A/S 87.48.0.0/13 🇩🇰 Denmark —
📧 MX Records2 records   53ms
PriorityTTLMail ServerIP addressesPTRASN
5 7200s smtprelay1.dti.dk 87.54.37.25
87.54.37.25		 25.0-127.37.54.87.in-addr.arpa
smtprelay1.dti.dk		 AS3292 TDC Holding A/S
AS3292 TDC Holding A/S
5 7200s smtprelay17.dti.dk 62.243.15.25
62.243.15.25		 25.0-127.15.243.62.in-addr.arpa
smtprelay17.dti.dk		 AS3292 TDC Holding A/S
AS3292 TDC Holding A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoveroxidation.dk → 87.54.37.110
🔶 Autoconfigoxidation.dk → 87.54.37.110
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.oxidation.dk oxidation.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC106ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2023020403
Primary NS (MNAME)inet.dti.dk
Responsible (RNAME)postmaster@dti.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)7200s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
38ms
A
46ms
MX
53ms
AAAA
50ms
TXT
164ms
CAA
38ms
HTTPS
59ms
TLSA
69ms
SOA
0ms
MTA-STS
67ms
DNSSEC
106ms
SRV
65ms
Total
986ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 10:38:50 986ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-08-27 23:20:42 897ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-28 04:09:27 1550ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-24 16:15:17 4127ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-24 06:57:28 1183ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-19 14:39:46 692ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-17 13:12:22 862ms 2 NS 1 A 2 MX 🔓 Insecure View
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