trueguard.dk

📜 Historical scan 2026-06-25 13:08:53 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

trueguard.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 12 May 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.118 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by trueguard-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#

4 records 660ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 311ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.118	1609s	linux102.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 336ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	trueguard-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::b 2a01:111:f403:ca09::4 2a01:111:f403:ca09::b 52.101.68.10 52.101.68.27 52.101.68.5 52.101.73.26	mail-db4pr02cu00204.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as9pr05cu01302.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
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 790ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 921ms

TXT Record
v=spf1 include:mailgun.org include:spf.protection.outlook.com include:spf.wannafind.dk include:spf.webcrm.com include:send.heyloyalty.com ~all

✉️ SPF#

Policy	Record (trueguard.dk)
~all (soft fail)	v=spf1 include:mailgun.org include:spf.protection.outlook.com include:spf.wannafind.dk include:spf.webcrm.com include:send.heyloyalty.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 2026-10-10 22:45:05

www	94.231.103.118 (AS48854) (address records, no CNAME)
www vs bare domain	Same network trueguard.dk: 94.231.103.118 (AS48854) www.trueguard.dk: 94.231.103.118 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 12/10 · policy: ~all

error 12 DNS lookups: the limit is 10, so a receiver whose evaluation gets past the 10th returns permerror (SPF fails)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

782ms

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

🏷️ SOA#

556ms

Field	Value
Serial	2025042300
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-14 13:54:40

Field	Value
Registrar	Simply.com A/S
Registered	2015-05-12
Expires	2027-05-31 (225d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
milesight.dk	Simply.com A/S
milesightiot.dk	WANNAFIND.DK A/S

📋 WHOIS#

⏱️ Lookup Timing#

660ms

311ms

336ms

AAAA

363ms

TXT

921ms

CAA

334ms

HTTPS

342ms

TLSA

370ms

SOA

556ms

MTA-STS

490ms

DNSSEC

782ms

SRV

790ms

Total

2636ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 13:58:46	1010ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-30 13:55:21	997ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-25 13:08:53 shown	2636ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 15:09:55	3121ms	4 NS 1 A 1 MX	❓ Unknown