byggegrej.dk DNS records

🖥️ Nameservers2 records 91ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dnsserver.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dnsserver.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 97ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.8.37.83	10800s	—	AS3308	Norlys Telco A/S	193.8.36.0/23	🇩🇰 Denmark	Ølstykke

📧 MX Records1 records 227ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	10800s	byggegrej-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::8 2a01:111:f403:ca09::b 2a01:111:f403:ca09::c 52.101.68.0 52.101.68.12 52.101.68.27 52.101.73.15	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am9pr04cu00107.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

🔌 SRV Records1 records 995ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records1 records 1549ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.byggegrej.dk)
p=reject	v=DMARC1; p=reject; adkim=s; aspf=s;

📬 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)

🔐 DNSSEC938ms

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

🏷️ SOA233ms

Field	Value
Serial	2025122901
Primary NS (MNAME)	ns1.dnsserver.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

91ms

A

97ms

MX

227ms

AAAA

254ms

TXT

1549ms

CAA

103ms

HTTPS

824ms

TLSA

323ms

SOA

233ms

MTA-STS

218ms

DNSSEC

938ms

SRV

995ms

Total

7438ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-22 10:50:20	7438ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 19:28:44	1184ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 18:10:09	789ms	2 NS 1 A 1 MX	🔒 Secure	View