trefor-elnet.dk
Last scanned: 2026-08-31 04:21:50  ·  1577ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   37ms
🌍 A Records2 records   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.33.145 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.146.104 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   32ms
🔐 HTTPS Records1 records   26ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.33.145,172.67.146.104 ech=AEX+DQBB8gAgACC+WHECILa9uUDurP+vkrsgP7J9B/vpGrYGSR+OMf/yFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:9268,2606:4700:3034::6815:2191
📝 TXT Records1 records   154ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (trefor-elnet.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.trefor-elnet.dk)
p=reject v=DMARC1;p=reject;sp=reject;rua=mailto:nv2dtvfy@ag.eu.dmarcadvisor.com;ruf=mailto:nv2dtvfy@fr.eu.dmarcadvisor.com
📬 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.trefor-elnet.dk B9Rjx2UWqZeuVGKod5kvcxPMe6KiJSlkqLfx_-fCkL4
TXT _acme-challenge.trefor-elnet.dk esdkBWNg9o3AX7V5SR2jj8Fb1hLm2binL1vct-ASE5E
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC98ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2413610323
Primary NS (MNAME)audrey.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
37ms
A
32ms
MX
38ms
AAAA
32ms
TXT
154ms
CAA
45ms
HTTPS
26ms
TLSA
46ms
SOA
0ms
MTA-STS
44ms
DNSSEC
98ms
SRV
71ms
Total
1577ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 04:21:50 1577ms 2 NS 2 A 0 MX 🔒 Secure View
2026-08-18 21:52:45 7896ms 2 NS 2 A 0 MX 🔒 Secure View
2026-07-24 22:06:10 2846ms 2 NS 2 A 0 MX 🔒 Secure View
2026-07-09 15:10:56 846ms 2 NS 2 A 0 MX 🔒 Secure View
2026-07-02 23:05:38 10685ms 2 NS 2 A 0 MX 🔒 Secure View
2026-06-17 12:59:06 2635ms 2 NS 2 A 0 MX 🔒 Secure View
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