dontlookback.dk
Last scanned: 2026-08-20 05:15:26  ·  6450ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   255ms
NameserverIP addressesPTRASN / ISP
ns1.ge4.dk 178.63.156.211 pl02.ge4.dk AS24940 Hetzner Online GmbH
ns2.ge4.dk 87.48.148.14 — AS3292 TDC Holding A/S
🌍 A Records1 records   225ms
IPTTLPTRASNISP / OrgCIDRCountryCity
178.63.156.212 120s pw01.ge4.dk AS24940 Hetzner Online GmbH 178.63.0.0/16 🇩🇪 Germany Falkenstein
📧 MX Records3 records   265ms
PriorityTTLMail ServerIP addressesPTRASN
10 120s relay.ge4.dk 178.63.156.210 relay.ge4.dk AS24940 Hetzner Online GmbH
20 120s relay1-backup.ge4.dk 178.63.191.145 hetzner.ge4.dk AS24940 Hetzner Online GmbH
30 120s tar.junkemailfilter.com 184.105.182.213
184.105.182.214
184.105.182.215
184.105.182.223
184.105.182.224
184.105.182.225		 —
—
—
—
—
—		 AS6939 Hurricane Electric LLC
AS6939 Hurricane Electric LLC
AS6939 Hurricane Electric LLC
AS6939 Hurricane Electric LLC
AS6939 Hurricane Electric LLC
AS6939 Hurricane Electric LLC
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover178.63.156.212
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   644ms
TXT Record
v=spf1 ip4:178.63.156.208/29 -all
✉️ SPF
PolicyRecord (dontlookback.dk)
-all (hard fail) v=spf1 ip4:178.63.156.208/29 -all
📨 DMARC
PolicyRecord (_dmarc.dontlookback.dk)
p=quarantine v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:utaq5se7@ag.dmarcian.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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC362ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2024021305
Primary NS (MNAME)ns1.ge4.dk
Responsible (RNAME)support\@ge4@dk
Refresh7200s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
255ms
A
225ms
MX
265ms
AAAA
224ms
TXT
644ms
CAA
222ms
HTTPS
213ms
TLSA
403ms
SOA
0ms
MTA-STS
289ms
DNSSEC
362ms
SRV
271ms
Total
6450ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-20 05:15:26 6450ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-06-28 17:02:57 5347ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-06-27 04:55:41 1408ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-06-20 16:55:01 1173ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 04:16:09 1236ms 2 NS 1 A 3 MX 🔓 Insecure View
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