byggruppen.dk DNS records

🖥️ Nameservers3 records 55ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.second-ns.com	213.239.204.242 2a01:4f8:0:a101::b:1	ns.second-ns.com ns.second-ns.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns1.your-server.de	213.133.100.102 2a01:4f8:0:1::5ddc:1	ns1.your-server.de ns1.your-server.de	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns3.second-ns.de	193.47.99.4 2001:67c:192c::add:b3	ns3.second-ns.de ns3.second-ns.de	AS12337 noris network AG AS12337 noris network AG

🌍 A Records1 records 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
157.90.184.184	7200s	www721.your-server.de	AS24940	Hetzner Online GmbH	157.90.0.0/16	🇩🇪 Germany	Nuremberg

📧 MX Records1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	7200s	www721.your-server.de	157.90.184.184 2a01:4f8:1061:20f0::2	www721.your-server.de www721.your-server.de	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔶 Autoconfig	mail.your-server.de → 78.46.5.205

🔷 AAAA Records (IPv6)1 records 42ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:1061:20f0::2	7200s	www721.your-server.de	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 96ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	100	443	mail.your-server.de
_imaps._tcp	0	100	993	mail.your-server.de

📝 TXT Records1 records 284ms

TXT Record
v=spf1 +a +mx ?all

✉️ SPF

Policy	Record (byggruppen.dk)
?all (neutral)	v=spf1 +a +mx ?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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.byggruppen.dk	1D8XvHLQEDP06mKexCbKIFS6P35K6Bb56Mmw6h8cACs
TXT	_acme-challenge.byggruppen.dk	D1LGOMZoine2C7QZVLfVz7JAULgopEReLUFnulDDmeg
TXT	_acme-challenge.byggruppen.dk	X4Z5TUObROG45xEmBpoHAkAREyjVBOa9PES92kdDKVM
TXT	_acme-challenge.byggruppen.dk	y8sWx834HyFKTR5Khi8I-5nVDG0VXvVYoFqQ6Sj14Fo

🔗 TLSA / DANE

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

🔐 DNSSEC123ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082600
Primary NS (MNAME)	ns1.your-server.de
Responsible (RNAME)	postmaster@your-server.de
Refresh	86400s
Retry	10800s
Expire	3600000s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

55ms

A

60ms

MX

43ms

AAAA

42ms

TXT

284ms

CAA

49ms

HTTPS

56ms

TLSA

278ms

SOA

0ms

MTA-STS

76ms

DNSSEC

123ms

SRV

96ms

Total

1041ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 01:02:13	1041ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-26 08:22:50	2294ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 04:16:12	1051ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-19 22:48:00	731ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-19 06:07:48	4825ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-16 18:15:29	760ms	2 NS 1 A 4 MX	🔒 Secure	View