shellfuelsave.dk
Last scanned: 2026-08-27 05:52:24  ·  9673ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   88ms
NameserverIP addressesPTRASN / ISP
dns1.shell.com 134.146.80.20 dns1.shell.com AS3917 Shell Information Technology International B.V.
dns2.shell.com 144.199.196.20 dns2.shell.com AS3918 Shell Information Technology International B.V.
dns3.shell.com 134.163.128.20 dns3.shell.com AS11355 Shell Information Technology International, Inc.
🌍 A Records
🌍
No A records found
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   505ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (shellfuelsave.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.shellfuelsave.dk)
p=reject v=DMARC1; p=reject; sp=reject; fo=1; pct=100; ruf=mailto:SITI-Cyberdefence-DMARC-Analysis@shell.com; rua=mailto:SITI-Cyberdefence-DMARC-Analysis@shell.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)
🔐 DNSSEC9092ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial3053
Primary NS (MNAME)dns1.shell.com
Responsible (RNAME)dns@shell.com
Refresh10800s
Retry1080s
Expire2419200s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
88ms
A
213ms
MX
89ms
AAAA
282ms
TXT
505ms
CAA
202ms
HTTPS
291ms
TLSA
106ms
SOA
0ms
MTA-STS
362ms
DNSSEC
9092ms
SRV
372ms
Total
9673ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 05:52:24 9673ms 3 NS 0 A 0 MX 🔓 Insecure View
2026-06-30 00:32:08 3522ms 3 NS 0 A 0 MX 🔓 Insecure View
2026-06-17 13:57:14 1824ms 3 NS 0 A 0 MX 🔓 Insecure View
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