sikker-byg.dk DNS records

🖥️ Nameservers2 records 39ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
95.217.60.135	600s	static.135.60.217.95.clients.your-server.de	AS24940	Hetzner Online GmbH	95.216.0.0/15	🇫🇮 Finland	Helsinki

📧 MX Records1 records 26ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.sikker-byg.dk	95.217.60.135	static.135.60.217.95.clients.your-server.de	AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	sikker-byg.dk → 95.217.60.135
🔶 Autoconfig	sikker-byg.dk → 95.217.60.135

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 116ms

TXT Record
v=DKIM1; h=sha256; k=rsa; s=email; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu2vanPZwcyLRhub3JxDu/6FRxtk6XbOT1fwMO1cmDDPkxg+wrYW3WETSCLD9E5D2Eww0sznxmer/VCXUFOC+V3TQ0ObwGUg4wYor5BwhddKcvRn0GP5gZ+hMHG8jraU+eEEdWWAgD5LumRr7p+viqkgIlYO7ltOBPsog/WWO9q7A32KKqJMo5pwKLtTWMDuPume7WFGZAkaWyJq0v96CrRUlP5C6M5fFfkq/k43uq2hBaW3xUlTu/Wkzicf12ettdV600KPDg2ptTHvTgTPo4OvDCSw7lRVSIstK+cYm2UZUccxeIH3HDrkwcwEaCl28zqL2DeTmwDsWvAYNiJHinwIDAQAB
v=spf1 mx a include:uxmail.io include:mail.zendesk.com ~all

TXT Record

v=DKIM1; h=sha256; k=rsa; s=email; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu2vanPZwcyLRhub3JxDu/6FRxtk6XbOT1fwMO1cmDDPkxg+wrYW3WETSCLD9E5D2Eww0sznxmer/VCXUFOC+V3TQ0ObwGUg4wYor5BwhddKcvRn0GP5gZ+hMHG8jraU+eEEdWWAgD5LumRr7p+viqkgIlYO7ltOBPsog/WWO9q7A32KKqJMo5pwKLtTWMDuPume7WFGZAkaWyJq0v96CrRUlP5C6M5fFfkq/k43uq2hBaW3xUlTu/Wkzicf12ettdV600KPDg2ptTHvTgTPo4OvDCSw7lRVSIstK+cYm2UZUccxeIH3HDrkwcwEaCl28zqL2DeTmwDsWvAYNiJHinwIDAQAB

v=spf1 mx a include:uxmail.io include:mail.zendesk.com ~all

✉️ SPF

Policy	Record (sikker-byg.dk)
~all (soft fail)	v=spf1 mx a include:uxmail.io include:mail.zendesk.com ~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
CNAME	_acme-challenge.sikker-byg.dk	sikker-byg.dk

🔗 TLSA / DANE

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

🔐 DNSSEC108ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2026082501
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

39ms

A

34ms

MX

26ms

AAAA

32ms

TXT

116ms

CAA

30ms

HTTPS

41ms

TLSA

49ms

SOA

0ms

MTA-STS

46ms

DNSSEC

108ms

SRV

52ms

Total

578ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 19:47:10	578ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 17:14:51	751ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 23:54:19	1186ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 06:03:00	532ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 04:16:37	925ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 16:13:45	529ms	2 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-17 14:34:37	1611ms	2 NS 1 A 1 MX	🔒 Secure	View