byggeholdet.dk DNS records

🖥️ Nameservers2 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
ns07.sac-it.dk	85.235.243.63	ns07.sac-it.dk	AS3308 Norlys Digital A/S
ns08.sac-it.dk	128.76.60.63	ns08.sac-it.dk	AS3292 TDC Holding A/S

🌍 A Records

🌍

No A records found

📧 MX Records1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	byggeholdet-dk.mail.protection.outlook.com	2a01:111:f403:ca09::2 2a01:111:f403:ca09::3 2a01:111:f403:ca09::4 2a01:111:f403:ca09::8 52.101.181.153 52.101.73.11 52.101.73.24 52.101.73.30	mail-am0pr83cu00402.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 263ms

TXT Record
v=spf1 ip4:195.184.96.12 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (byggeholdet.dk)
-all (hard fail)	v=spf1 ip4:195.184.96.12 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 / DANE

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

🔐 DNSSEC159ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2026082701
Primary NS (MNAME)	ns07.sac-it.dk
Responsible (RNAME)	hostmaster@byggeholdet.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

36ms

A

38ms

MX

41ms

AAAA

53ms

TXT

263ms

CAA

44ms

HTTPS

53ms

TLSA

597ms

SOA

0ms

MTA-STS

140ms

DNSSEC

159ms

SRV

83ms

Total

1292ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 11:19:40	1292ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-28 02:04:35	824ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-21 04:10:58	5267ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-13 10:42:43	9935ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-08 18:41:43	10260ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-30 02:57:50	2643ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-23 08:42:51	923ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-16 03:12:37	964ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-10 03:31:57	1035ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-03 15:17:44	601ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-25 13:06:58	2214ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-23 13:45:06	1096ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 20:00:52	1053ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-16 18:15:32	1579ms	2 NS 0 A 1 MX	🔓 Insecure	View