rexfocas.dk
Last scanned: 2026-06-18 03:08:20  ·  2389ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   164ms
NameserverIP addressesPTRASN / ISP
dns1.cscdns.net 156.154.130.100
2610:a1:1022::100		 ns1.euro909.com
ns3.netnames.net		 AS12008 Vercara, LLC
AS12008 Vercara, LLC
dns2.cscdns.net 156.154.131.100
2610:a1:1023::100		 dns2.cscdns.net
ns6.netnames.net		 AS12008 Vercara, LLC
AS12008 Vercara, LLC
🌍 A Records2 records   149ms
IPTTLPTRASNISP / OrgCIDRCountryCity
165.160.13.20 — — AS19574 Corporation Service Company 165.160.12.0/22 🇺🇸 United States —
165.160.15.20 — — AS19574 Corporation Service Company 165.160.12.0/22 🇺🇸 United States —
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover165.160.15.20
🔶 Autoconfig165.160.15.20
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   322ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (rexfocas.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.rexfocas.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc_rua@vrtx.com; ruf=mailto:dmarc_ruf@vrtx.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)
🔐 DNSSEC274ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA149ms
FieldValue
Serial2021110405
Primary NS (MNAME)dns1.cscdns.net
Responsible (RNAME)hostmaster@cscdns.net
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)14400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
164ms
A
149ms
MX
154ms
AAAA
129ms
TXT
322ms
CAA
152ms
HTTPS
154ms
TLSA
49ms
SOA
149ms
MTA-STS
2033ms
DNSSEC
274ms
SRV
81ms
Total
2389ms
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