mg4.dk

Records from scan: 2026-10-09 11:08:33 · 935ms total · last checked 2026-10-20 05:06 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mg4.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 5 October 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mg4-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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 27ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	mg4-dk.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca04::d 2a01:111:f403:ca09::a 2a01:111:f403:ca48::12 52.101.103.39 52.101.209.28 52.101.73.155 52.101.91.21	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-matpr05cu00105.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 → 52.98.149.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 44ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	10	443	mail.exch-2.dk

📝 TXT Records#

2 records 137ms

TXT Record
MS=ms65212652
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (mg4.dk)
-all (hard fail)	v=spf1 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#

checked 2026-10-09 11:08:33

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Only www resolves mg4.dk: no address www.mg4.dk: 46.30.211.38 (AS51468) (all like this)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

57ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

33ms

Field	Value
Serial	2026100301
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-04 22:31:33

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2006-10-05
Expires	2026-10-31 (11d)

📋 WHOIS#

⏱️ Lookup Timing#

27ms

28ms

27ms

AAAA

27ms

TXT

137ms

CAA

27ms

HTTPS

27ms

TLSA

589ms

SOA

33ms

MTA-STS

41ms

DNSSEC

57ms

SRV

44ms

Total

935ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 11:08:33 shown	935ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-04 09:06:40	1243ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-30 08:50:27	1098ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-28 12:15:35	1314ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-26 11:45:44	1091ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-23 15:12:57	888ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-18 00:56:44	1080ms	2 NS 0 A 1 MX	🔒 Secure