becker-christensen.dk
Last scanned: 2026-06-29 16:40:15  ·  1027ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   47ms
NameserverIP addressesPTRASN / ISP
nsa1.schlundtech.de 185.132.34.227
2607:f1c0:fe:53:185:132:34:227		 ns-stec.ui-dns.com
ns-stec.ui-dns.com		 AS15418 Fasthosts Internet Limited
AS15418 Fasthosts Internet Limited
nsb1.schlundtech.de 185.132.35.227
2607:f1c0:fe:53:185:132:35:227		 ns-stec.ui-dns.org
ns-stec.ui-dns.org		 AS15418 Fasthosts Internet Limited
AS15418 Fasthosts Internet Limited
nsc1.schlundtech.de 2001:8d8:fe:53:217:160:80:227
217.160.80.227		 ns-stec.ui-dns.de
ns-stec.ui-dns.de		 AS8560 IONOS SE
AS8560 IONOS SE
nsd1.schlundtech.de 2001:8d8:fe:53:217:160:81:227
217.160.81.227		 ns-stec.ui-dns.biz
ns-stec.ui-dns.biz		 AS8560 IONOS SE
AS8560 IONOS SE
🌍 A Records1 records   42ms
IPTTLPTRASNISP / OrgCIDRCountryCity
31.209.188.28 600s mailgate.ht-support.de AS56737 Stadtwerke Flensburg GmbH 31.209.184.0/21 🇩🇪 Germany Harrislee
📧 MX Records1 records   40ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s gate.fla.de 31.209.187.34 gate.fla.de AS56737 Stadtwerke Flensburg GmbH
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   262ms
TXT Record
v=spf1 mx ip4:31.17.176.170 ip4:31.209.187.35 a:gate.fla.de a:gate.flensborg-avis.de a:gate.fla.de a:kopano.ht-support.de a:mail.ht-support.net -all
✉️ SPF
PolicyRecord (becker-christensen.dk)
-all (hard fail) v=spf1 mx ip4:31.17.176.170 ip4:31.209.187.35 a:gate.fla.de a:gate.flensborg-avis.de a:gate.fla.de a:kopano.ht-support.de a:mail.ht-support.net -all
📨 DMARC
PolicyRecord (_dmarc.becker-christensen.dk)
p=quarantine v=DMARC1; p=quarantine; rua=mailto:dmarc@ht-support.net; ruf=mailto:dmarc@ht-support.net; fo=0:1
📬 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)
🔐 DNSSEC63ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA41ms
FieldValue
Serial2020083002
Primary NS (MNAME)nsa1.schlundtech.de
Responsible (RNAME)jhansen@ht-support.de
Refresh43200s
Retry7200s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
47ms
A
42ms
MX
40ms
AAAA
53ms
TXT
262ms
CAA
41ms
HTTPS
66ms
TLSA
123ms
SOA
41ms
MTA-STS
62ms
DNSSEC
63ms
SRV
74ms
Total
1027ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-29 16:40:15 1027ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 23:28:45 1222ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-21 14:36:12 1003ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 06:05:11 1167ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 14:14:18 617ms 4 NS 1 A 1 MX 🔓 Insecure View
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