3rkontor.dk DNS records

🖥️ Nameservers4 records 65ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.eurodns.com	199.167.66.107 2610:1c8:b002::107	ns1.eurodns.com ns1.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns2.eurodns.com	104.37.178.107 2610:1c8:b001::107	ns2.eurodns.com ns2.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns3.eurodns.com	199.167.66.108 2610:1c8:b002::108	ns3.eurodns.com ns3.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns4.eurodns.com	104.37.178.108 2610:1c8:b001::108	ns4.eurodns.com ns4.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC

🌍 A Records1 records 87ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.143.8.101	3600s	shopclu1lb1.danhosting.dk	AS48854	team.blue Denmark A/S	94.143.8.0/21	🇩🇰 Denmark	Skanderborg

📧 MX Records2 records 85ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.dandomain.dk	212.237.249.50	mx1.dandomain.dk	AS48854 team.blue Denmark A/S
20	3600s	mx2.dandomain.dk	46.36.209.11	mx2.dandomain.dk	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover-mf.dandomain.dk → 212.237.249.98
🔶 Autoconfig	autoconfig-mf.dandomain.dk → 212.237.249.54

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 302ms

TXT Record
v=spf1 include:spf.dandomain.dk ?all

✉️ SPF

Policy	Record (3rkontor.dk)
?all (neutral)	v=spf1 include:spf.dandomain.dk ?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)

🔐 DNSSEC119ms

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

🏷️ SOA0ms

Field	Value
Serial	2026050523
Primary NS (MNAME)	ns1.eurodns.com
Responsible (RNAME)	hostmaster@eurodns.com
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

65ms

A

87ms

MX

85ms

AAAA

63ms

TXT

302ms

CAA

109ms

HTTPS

83ms

TLSA

87ms

SOA

0ms

MTA-STS

123ms

DNSSEC

119ms

SRV

139ms

Total

848ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 07:34:03	848ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-08-26 15:05:36	613ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-08-25 00:32:33	17321ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-08-09 15:01:03	3150ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-07-22 14:57:45	9836ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-07-18 17:53:54	870ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-07-02 11:12:19	7820ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-25 06:17:00	3189ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-24 01:27:12	1190ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 10:26:06	589ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-20 07:02:47	1071ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-16 12:49:23	1859ms	4 NS 1 A 2 MX	🔒 Secure	View