redblu.dk
Last scanned: 2026-08-31 14:30:18  ·  10297ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   80ms
NameserverIP addressesPTRASN / ISP
ns1.fozzy.ru 88.212.247.28 ns1.fozzy.ru AS39134 Edinaya Set Limited Liability Company
ns2.fozzy.ru 88.212.252.178 — AS39134 Edinaya Set Limited Liability Company
🌍 A Records1 records   196ms
IPTTLPTRASNISP / OrgCIDRCountryCity
88.212.232.164 14400s — AS50340 JSC Selectel 88.212.232.0/23 🇷🇺 Russia Moscow
📧 MX Records1 records   185ms
PriorityTTLMail ServerIP addressesPTRASN
0 14400s redblu.dk 88.212.232.164 — AS39134 Edinaya Set Limited Liability Company
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover88.212.232.164
🔶 Autoconfig88.212.232.164
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   345ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net
📝 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
🔏 ACME Challenge
TypeNameValue
TXT _acme-challenge.redblu.dk q7RSrb137_V70jChVfP26Ro9h8MjGSLVJ472Yt_zo90
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC9101ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2023092101
Primary NS (MNAME)ns1.fozzy.com
Responsible (RNAME)orders@fozzy.com
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
80ms
A
196ms
MX
185ms
AAAA
51ms
TXT
783ms
CAA
67ms
HTTPS
50ms
TLSA
264ms
SOA
0ms
MTA-STS
186ms
DNSSEC
9101ms
SRV
345ms
Total
10297ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 14:30:18 10297ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-26 04:45:51 3796ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-27 05:58:22 1677ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-25 20:22:47 1248ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-24 16:59:00 2294ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 05:29:29 1170ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 00:57:13 2638ms 2 NS 1 A 1 MX 🔓 Insecure View
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