tresko.dk
Last scanned: 2026-08-28 02:20:02  ·  1377ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   80ms
🌍 A Records2 records   58ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.2.178 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.129.133 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records3 records   90ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover172.67.129.133
🔶 Autoconfig172.67.129.133
🔷 AAAA Records (IPv6)2 records   58ms
🔐 HTTPS Records1 records   65ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.2.178,172.67.129.133 ech=AEX+DQBB6QAgACAI2QZuys7+ocvDFl/Uo+DQlPDf5oIUQcbcgjL11GGmEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:8185,2606:4700:3033::6815:2b2
📝 TXT Records1 records   245ms
TXT Record
v=spf1 include:_custspf.one.com -all
✉️ SPF
PolicyRecord (tresko.dk)
-all (hard fail) v=spf1 include:_custspf.one.com -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 / DANE3 records   144ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod4-cph3.one.com DANE-EE · SPKI · SHA-256 DE4E16A98E12EC166733B8CBCDB9940A…
SMTP _25._tcp.mx2.pub.mailpod4-cph3.one.com DANE-EE · SPKI · SHA-256 DE4E16A98E12EC166733B8CBCDB9940A…
SMTP _25._tcp.mx3.pub.mailpod4-cph3.one.com DANE-EE · SPKI · SHA-256 DE4E16A98E12EC166733B8CBCDB9940A…
🔐 DNSSEC121ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2412374475
Primary NS (MNAME)dimitris.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
80ms
A
58ms
MX
90ms
AAAA
58ms
TXT
245ms
CAA
69ms
HTTPS
65ms
TLSA
144ms
SOA
0ms
MTA-STS
90ms
DNSSEC
121ms
SRV
98ms
Total
1377ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 02:20:02 1377ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-08-26 21:00:26 9971ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-08-17 17:21:28 3114ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-08-15 21:37:14 2303ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-08-03 07:11:43 1860ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-25 23:41:25 1102ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-22 18:35:13 1025ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-17 20:43:18 909ms 2 NS 2 A 3 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone