guitartuner.dk
📜 Historical scan 2026-06-26 07:25:27  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   261ms
🌍 A Records2 records   229ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.61.108 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.209.21 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   257ms
🔐 HTTPS Records1 records   260ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.61.108,172.67.209.21 ech=AEX+DQBBeQAgACCuGPCixN7pyzB38MO3k7VIhlgiTdYiO6aQPa70n5h/XgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:d115,2606:4700:3034::6815:3d6c
📝 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)
🔐 DNSSEC348ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA240ms
FieldValue
Serial2405908704
Primary NS (MNAME)noel.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
261ms
A
229ms
MX
249ms
AAAA
257ms
TXT
461ms
CAA
244ms
HTTPS
260ms
TLSA
153ms
SOA
240ms
MTA-STS
277ms
DNSSEC
348ms
SRV
256ms
Total
1630ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-06 16:53:04 1489ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-14 23:07:29 8739ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-26 07:25:27 1630ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-25 18:34:29 1715ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-24 06:53:54 948ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-24 05:03:48 1176ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 10:03:35 1101ms 2 NS 2 A 0 MX 🔓 Insecure View
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