bygningsstaal.dk DNS records

🖥️ Nameservers2 records 30ms

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 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.143	3600s	webcluster16.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records2 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	eu-esec-01.heimdalsecurity.com	20.50.183.144 20.50.183.146	eu-esec-01.heimdalsecurity.com eu-esec-01.heimdalsecurity.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
20	3600s	eu-esec-02.heimdalsecurity.com	20.50.183.144 20.50.183.146	eu-esec-01.heimdalsecurity.com eu-esec-01.heimdalsecurity.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56
🔶 Autoconfig	77.111.240.143

🔷 AAAA Records (IPv6)1 records 24ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:78:bc92:cf62:418b	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 132ms

TXT Record
MS=ms30912844
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (bygningsstaal.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.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

🔗 TLSA / DANE2 records 129ms

Service / Owner	Type	Cert association
SMTP _25._tcp.eu-esec-01.heimdalsecurity.com	DANE-EE · SPKI · SHA-256	2E8933DD6DB99304A5A9D5C4ECDE7B8E…
SMTP _25._tcp.eu-esec-02.heimdalsecurity.com	DANE-EE · SPKI · SHA-256	2E8933DD6DB99304A5A9D5C4ECDE7B8E…

🔐 DNSSEC96ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082701
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

30ms

A

27ms

MX

32ms

AAAA

24ms

TXT

132ms

CAA

23ms

HTTPS

27ms

TLSA

129ms

SOA

0ms

MTA-STS

43ms

DNSSEC

96ms

SRV

41ms

Total

661ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 19:50:35	661ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-24 11:52:56	1199ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-23 07:06:17	2770ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-13 12:51:12	1011ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-28 06:54:01	12895ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-18 06:22:08	6840ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-30 01:55:21	791ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-25 15:19:32	597ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-22 20:38:36	1168ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 19:19:33	1264ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-16 18:28:43	779ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-16 18:21:05	714ms	2 NS 1 A 2 MX	🔒 Secure	View