becker-christensen.dk

📜 Historical scan 2026-06-29 16:40:15 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

becker-christensen.dk is a .dk domain served by 4 nameservers (nsa1.schlundtech.de, nsb1.schlundtech.de, nsc1.schlundtech.de and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 31.209.188.28 is hosted by Stadtwerke Flensburg GmbH (AS56737) in Germany. Mail is handled by gate.fla.de. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 47ms

Nameserver	IP addresses	PTR	ASN / 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 Records#

1 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
31.209.188.28	600s	mailgate.ht-support.de	AS56737	Stadtwerke Flensburg GmbH	31.209.184.0/21	🇩🇪 Germany	Harrislee

📧 MX Records#

1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
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 Records#

1 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#

Policy	Record (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#

Policy	Record (_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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 14:09:19

www	31.209.188.28 (AS56737) (address records, no CNAME)
www vs bare domain	Same network becker-christensen.dk: 31.209.188.28 (AS56737) www.becker-christensen.dk: 31.209.188.28 (AS56737)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 6/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

63ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

41ms

Field	Value
Serial	2020083002
Primary NS (MNAME)	nsa1.schlundtech.de
Responsible (RNAME)	jhansen@ht-support.de
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

47ms

42ms

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 At	Duration	Records	DNSSEC
2026-10-09 14:09:19	909ms	4 NS 1 A 1 MX	🔓 Insecure
2026-10-07 21:42:17	1074ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-29 19:02:45	831ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-26 10:46:33	10100ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-04 20:30:57	12533ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-29 16:40:15 shown	1027ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-22 23:28:45	1222ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-21 14:36:12	1003ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 06:05:11	1167ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 14:14:18	617ms	4 NS 1 A 1 MX	🔓 Insecure