mrgroup.dk

📜 Historical scan 2026-06-20 11:14:09 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mrgroup.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 92.43.176.248 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mrgroup-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 50ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.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.curanet.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 Records#

1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
92.43.176.248	3600s	—	AS3292	TDC Holding A/S	92.43.176.0/21	🇩🇰 Denmark	Ulfborg

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	mrgroup-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::c 2a01:111:f403:ca09::4 2a01:111:f403:ca09::f 52.101.68.21 52.101.68.27 52.101.68.3 52.101.73.12	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am4pr0401cu00104.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 241ms

TXT Record
MS=ms30975292
v=spf1 ip4:212.37.143.165 ip4:212.37.133.250 include:centex.dk include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (mrgroup.dk)
-all (hard fail)	v=spf1 ip4:212.37.143.165 ip4:212.37.133.250 include:centex.dk 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 15:46:37

www	92.43.176.248 (AS3292) (address records, no CNAME)
www vs bare domain	Same network mrgroup.dk: 92.43.176.248 (AS3292) www.mrgroup.dk: 92.43.176.248 (AS3292)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

96ms

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

🏷️ SOA#

43ms

Field	Value
Serial	2024021501
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

50ms

44ms

43ms

AAAA

43ms

TXT

241ms

CAA

36ms

HTTPS

104ms

TLSA

624ms

SOA

43ms

MTA-STS

44ms

DNSSEC

96ms

SRV

130ms

Total

1171ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 15:46:37	372ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 02:19:40	552ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 22:20:18	3214ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 04:26:42	1157ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 11:14:09 shown	1171ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:22:29	2490ms	2 NS 1 A 1 MX	🔒 Secure