linkbyg.dk DNS records

🖥️ Nameservers2 records 188ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 207ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.158.56	3600s	linux206.dandomain.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 228ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	linkbyg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::8 2a01:111:f403:ca09::1 2a01:111:f403:ca09::4 52.101.68.10 52.101.68.39 52.101.73.22 52.101.73.4	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am0pr83cu00404.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
🔶 Autoconfig	93.191.158.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 402ms

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

📝 TXT Records2 records 716ms

TXT Record
google-site-verification=kurKErG3tlGlNeM1gPk_XF7ag4FGTMn9jFmg-8-nogU
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.linkbyg.dk)
p=reject	v=DMARC1; p=reject;

📬 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)

🔐 DNSSEC452ms

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

🏷️ SOA224ms

Field	Value
Serial	2024091501
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.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

188ms

A

207ms

MX

228ms

AAAA

190ms

TXT

716ms

CAA

231ms

HTTPS

209ms

TLSA

1073ms

SOA

224ms

MTA-STS

235ms

DNSSEC

452ms

SRV

402ms

Total

2944ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-27 19:17:45	2944ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 12:58:43	2558ms	2 NS 1 A 1 MX	🔒 Secure	View