firstmonday.dk
Last scanned: 2026-06-20 06:30:42  ·  1815ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   174ms
NameserverIP addressesPTRASN / ISP
dns101.register.com 162.159.24.117 — AS13335 Cloudflare, Inc.
dns102.register.com 162.159.25.158 — AS13335 Cloudflare, 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 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)
🔐 DNSSEC238ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA158ms
FieldValue
Serial200204225
Primary NS (MNAME)dns101.register.com
Responsible (RNAME)root@register.com
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
174ms
A
166ms
MX
173ms
AAAA
158ms
TXT
935ms
CAA
163ms
HTTPS
172ms
TLSA
164ms
SOA
158ms
MTA-STS
179ms
DNSSEC
238ms
SRV
454ms
Total
1815ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-20 06:30:42 1815ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-17 10:08:54 2020ms 2 NS 0 A 0 MX ⚠️ Bogus View
2026-06-17 10:06:43 1392ms 2 NS 0 A 0 MX 🔓 Insecure View
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