otto-duborg-byggecenter.dk

Records from scan: 2026-09-30 20:27:58 · 900ms total · last checked 2026-10-23 02:53 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

otto-duborg-byggecenter.dk is a .dk domain served by 4 nameservers (a.ns14.net, b.ns14.net, c.ns14.net and 1 more). It was registered on 13 May 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 192.109.96.75 is hosted by Deutsche Telekom AG (AS3320) in Germany. Mail is handled by d328558.a.ess.de.barracudanetworks.com, d328558.b.ess.de.barracudanetworks.com. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 70ms

Nameserver	IP addresses	PTR	ASN / ISP
a.ns14.net	2001:8d8:fe:53:217:160:80:160 217.160.80.160	ns-ix1.ui-dns.de ns-ix1.ui-dns.de	AS8560 IONOS SE AS8560 IONOS SE
b.ns14.net	2001:8d8:fe:53:217:160:81:160 217.160.81.160	ns-ix1.ui-dns.biz ns-ix1.ui-dns.biz	AS8560 IONOS SE AS8560 IONOS SE
c.ns14.net	185.132.35.160 2607:f1c0:fe:53:185:132:35:160	ns-ix1.ui-dns.org ns-ix1.ui-dns.org	AS15418 Fasthosts Internet Limited AS15418 Fasthosts Internet Limited
d.ns14.net	185.132.34.160 2607:f1c0:fe:53:185:132:34:160	ns-ix1.ui-dns.com ns-ix1.ui-dns.com	AS15418 Fasthosts Internet Limited AS15418 Fasthosts Internet Limited

🌍 A Records#

1 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
192.109.96.75	86400s	—	AS3320	Deutsche Telekom AG	192.109.96.0/24	🇩🇪 Germany	Karlsruhe

📧 MX Records#

2 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	d328558.a.ess.de.barracudanetworks.com	18.185.115.250 18.185.115.251 18.185.115.252	mail.ess.de.barracuda.com mail.ess.de.barracuda.com mail.ess.de.barracuda.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
10	86400s	d328558.b.ess.de.barracudanetworks.com	18.185.115.250 18.185.115.251 18.185.115.252	mail.ess.de.barracuda.com mail.ess.de.barracuda.com mail.ess.de.barracuda.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 339ms

TXT Record
v=spf1 -all
X-NIC Certified Quality Zone

✉️ SPF#

Policy	Record (otto-duborg-byggecenter.dk)
-all (hard fail)	v=spf1 -all

📨 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

🧩 Web & zone#

checked 2026-10-11 03:03:44

www	192.109.96.75 (AS3320) (address records, no CNAME)
www vs bare domain	Same network otto-duborg-byggecenter.dk: 192.109.96.75 (AS3320) www.otto-duborg-byggecenter.dk: 192.109.96.75 (AS3320)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

96ms

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

🏷️ SOA#

64ms

Field	Value
Serial	2026093000
Primary NS (MNAME)	a.ns14.net
Responsible (RNAME)	hostmaster@xlink.net
Refresh	86400s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-09-30 20:56:57

Field	Value
Registrar	InterNetX GmbH
Registered	2008-05-13
Expires	2027-05-31 (218d)

📋 WHOIS#

⏱️ Lookup Timing#

70ms

42ms

50ms

AAAA

50ms

TXT

339ms

CAA

56ms

HTTPS

51ms

TLSA

144ms

SOA

64ms

MTA-STS

74ms

DNSSEC

96ms

SRV

90ms

Total

900ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 20:27:58 shown	900ms	4 NS 1 A 2 MX	🔓 Insecure
2026-09-26 11:46:03	2923ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-03 22:20:27	1425ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-27 02:15:24	2311ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-20 00:04:48	1749ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-17 13:45:19	2217ms	2 NS 1 A 2 MX	🔓 Insecure