3bscientific.dk
Last scanned: 2026-08-27 17:02:04  ·  1445ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   84ms
NameserverIP addressesPTRASN / ISP
ns.udag.de 2001:8d8:fe:53:217:160:80:253
217.160.80.253		 ns.udag.de
ns.udag.de		 AS8560 IONOS SE
AS8560 IONOS SE
ns.udag.net 185.132.33.253
2607:f1c0:fe:53:185:132:33:253		 ns.udag.net
ns.udag.net		 AS15418 Fasthosts Internet Limited
AS15418 Fasthosts Internet Limited
ns.udag.org 185.132.34.253
2607:f1c0:fe:53:185:132:34:253		 ns.udag.org
ns.udag.org		 AS15418 Fasthosts Internet Limited
AS15418 Fasthosts Internet Limited
🌍 A Records1 records   70ms
IPTTLPTRASNISP / OrgCIDRCountryCity
89.31.143.90 316s — AS202108 united-domains GmbH 89.31.142.0/23 🇩🇪 Germany —
📧 MX Records2 records   76ms
PriorityTTLMail ServerIP addressesPTRASN
10 14400s mx00.udag.de 62.146.106.39 mx00.udag.de AS15598 NorthC Deutschland GmbH
20 14400s mx01.udag.de 62.146.106.40 mx01.udag.de AS15598 NorthC Deutschland GmbH
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover89.31.143.90
🔶 Autoconfig89.31.143.90
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   482ms
TXT Record
v=spf1 include:_smtp.udag.de -all
✉️ SPF
PolicyRecord (3bscientific.dk)
-all (hard fail) v=spf1 include:_smtp.udag.de -all
📨 DMARC
PolicyRecord (_dmarc.3bscientific.dk)
p=reject v=DMARC1; p=reject;
📬 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)
🔐 DNSSEC233ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2023113005
Primary NS (MNAME)ns.udag.de
Responsible (RNAME)hostmaster@united-domains.de
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
84ms
A
70ms
MX
76ms
AAAA
129ms
TXT
482ms
CAA
148ms
HTTPS
100ms
TLSA
181ms
SOA
0ms
MTA-STS
182ms
DNSSEC
233ms
SRV
160ms
Total
1445ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 17:02:04 1445ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-08-06 13:12:28 1032ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-07-01 11:49:10 796ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-22 19:57:25 726ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-21 19:23:33 659ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-16 12:53:30 1132ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-16 12:53:05 1405ms 3 NS 1 A 2 MX 🔓 Insecure View
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