firstserve.dk
📜 Historical scan 2026-06-17 09:52:25  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   94ms
NameserverIP addressesPTRASN / ISP
dns1.p04.nsone.net
dns2.p04.nsone.net
dns3.p04.nsone.net
dns4.p04.nsone.net
🌍 A Records2 records   93ms
📧 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 Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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 / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC258ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA74ms
FieldValue
Serial1764163566
Primary NS (MNAME)dns1.p01.nsone.net
Responsible (RNAME)domains+netlify@netlify.com
Refresh43200s
Retry7200s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
94ms
A
93ms
MX
74ms
AAAA
71ms
TXT
332ms
CAA
76ms
HTTPS
73ms
TLSA
135ms
SOA
74ms
MTA-STS
57ms
DNSSEC
258ms
SRV
0ms
Total
762ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-01 13:23:41 699ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-08-27 11:54:59 988ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-08-27 02:51:17 627ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-07-02 00:37:40 907ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-06-17 09:52:25 762ms 4 NS 2 A 0 MX 🔓 Insecure View
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