b2x.dk
Last scanned: 2026-08-29 16:11:21  ·  696ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   33ms
🌍 A Records2 records   30ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.55.137 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.148.216 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records5 records   26ms
🔷 AAAA Records (IPv6)2 records   31ms
🔐 HTTPS Records1 records   25ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.55.137,172.67.148.216 ech=AEX+DQBBeQAgACAV+ZluLg002WcJ+6hD4/CA0Rwn2Oc37c8CNEzr8wD0EgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:94d8,2606:4700:3034::6815:3789
📝 TXT Records4 records   137ms
TXT Record
3d2f1c86-e666-431b-8b89-ff8ec15c37f6
google-site-verification=sjQ-IUR-MbNwWoTzq7g5e44vD44K6zOHjHYHXvXarSQ
v=spf1 include:spf.spacemail.com include:_spf.google.com ~all
yandex-verification: 032717859a918b55
✉️ SPF
PolicyRecord (b2x.dk)
~all (soft fail) v=spf1 include:spf.spacemail.com include:_spf.google.com ~all
📨 DMARC
PolicyRecord (_dmarc.b2x.dk)
p=none (monitor only) v=DMARC1; p=none;
p=quarantine v=DMARC1; p=quarantine; rua=mailto:2e89cc77@mxtoolbox.dmarc-report.com,mailto:5ffdcb624003477297f16f1aa439450f@dmarc-reports.cloudflare.net; ruf=mailto:2e89cc77@forensics.dmarc-report.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)
🔐 DNSSEC99ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2413482935
Primary NS (MNAME)darwin.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
33ms
A
30ms
MX
26ms
AAAA
31ms
TXT
137ms
CAA
28ms
HTTPS
25ms
TLSA
101ms
SOA
0ms
MTA-STS
50ms
DNSSEC
99ms
SRV
51ms
Total
696ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-29 16:11:21 696ms 2 NS 2 A 5 MX 🔒 Secure View
2026-08-15 20:35:16 3898ms 2 NS 2 A 5 MX 🔒 Secure View
2026-08-13 02:34:41 1563ms 2 NS 2 A 5 MX 🔒 Secure View
2026-08-06 12:15:44 9584ms 2 NS 2 A 5 MX 🔒 Secure View
2026-07-23 08:12:11 1482ms 2 NS 2 A 5 MX 🔒 Secure View
2026-07-20 20:38:50 1457ms 2 NS 2 A 5 MX 🔒 Secure View
2026-07-01 23:17:22 1791ms 2 NS 2 A 5 MX 🔒 Secure View
2026-06-28 17:28:29 874ms 2 NS 2 A 5 MX 🔒 Secure View
2026-06-25 04:36:31 1087ms 2 NS 2 A 5 MX 🔒 Secure View
2026-06-22 08:19:37 604ms 2 NS 2 A 5 MX 🔒 Secure View
2026-06-16 13:57:08 800ms 2 NS 2 A 5 MX 🔒 Secure View
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