tradium.dk

📜 Historical scan 2026-08-20 20:27:27 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tradium.dk is a .dk domain served by 3 nameservers (ns1.dns.services, ns2.dns.services, ns3.dns.services). It was registered on 27 January 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.26.62.4 is hosted by Techcollege S/i (AS204575) in Denmark. Mail is handled by tradium-dk.m-v1.mx.microsoft. The zone is DNSSEC-signed and validates, publishes a 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#

3 records 23ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dns.services	195.242.131.6 2001:67c:564:ffff::11	ns1.dns.services ns1.dns.services	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.dns.services	2a00:1b18:2:3:3::2 62.69.152.37	ns2.dns.services ns2.dns.services	AS47527 DLX A/S AS47527 DLX A/S
ns3.dns.services	185.55.197.53	ns3.dns.services	AS60153 Inpadi ApS

🌍 A Records#

1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.26.62.4	3562s	—	AS204575	Techcollege S/i	185.26.60.0/22	🇩🇰 Denmark	Aalborg

📧 MX Records#

1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	tradium-dk.m-v1.mx.microsoft	2a01:111:f403:ca04::a 2a01:111:f403:ca04::d 2a01:111:f403:ca09::4 2a01:111:f403:ca09::9 52.101.68.18 52.101.68.3 52.101.68.36 52.101.73.6	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am6pr04cu00306.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

🔌 SRV Records#

2 records 66ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com
_xmpp-server._tcp	0	100	5269	sip.tradium.dk

📝 TXT Records#

2 records 186ms

TXT Record
autodesk-domain-verification=kd6oOEC4XSVbrQteNUf4
v=spf1 ip4:185.26.62.93 ip4:217.173.251.141 ip4:217.173.254.114 ip4:195.231.239.247 ip4:195.231.241.19 ip4:195.231.242.132 ip4:195.231.242.133 include:spf.protection.outlook.com include:spf.ubivox.com include:spfinclude.sikkermail.dk include:spf.defgo.com include:emsd1.com ~all

✉️ SPF#

Policy	Record (tradium.dk)
~all (soft fail)	v=spf1 ip4:185.26.62.93 ip4:217.173.251.141 ip4:217.173.254.114 ip4:195.231.239.247 ip4:195.231.241.19 ip4:195.231.242.132 ip4:195.231.242.133 include:spf.protection.outlook.com include:spf.ubivox.com include:spfinclude.sikkermail.dk include:spf.defgo.com include:emsd1.com ~all

📨 DMARC#

Policy	Record (_dmarc.tradium.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc@tradium.dk;

📬 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 2026-10-09 12:10:11

www CNAME	tradium.dk (all on tradium.dk) → 185.26.62.4 (AS204575)
www vs bare domain	Same network tradium.dk: 185.26.62.4 (AS204575) www.tradium.dk: 185.26.62.4 (AS204575)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u9003653.wl154.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u9003653.wl154.sendgrid.net	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.tradium.dk	8e05a642-3f8e-46a7-9a98-6b6d51274a95.acme-auth.itcn.dk
TXT	8e05a642-3f8e-46a7-9a98-6b6d51274a95.acme-auth.itcn.dk	VrJGfsCyLZIsLQM0DVNVVFq7G_dDK6-MOwSwuEEA4jw
TXT	8e05a642-3f8e-46a7-9a98-6b6d51274a95.acme-auth.itcn.dk	Y1tVNPjRYn6EX3Dr2izDc54IZ09Qm7DLzGHh68nAQrs

🔗 TLSA / DANE#

4 records 95ms

Service / Owner	Type	Cert association
SMTP _25._tcp.tradium-dk.m-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…
SMTP _25._tcp.tradium-dk.m-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…
SMTP _25._tcp.tradium-dk.m-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.tradium-dk.m-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…

🔐 DNSSEC#

82ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026082002
Primary NS (MNAME)	ns1.dns.services
Responsible (RNAME)	post@dns.services
Refresh	10800s
Retry	3600s
Expire	1814400s
Minimum (neg-cache TTL)	7200s

📋 Registration#

WHOIS fetched 2026-10-14 04:34:43

Field	Value
Registrar	IT Center Nord
Registered	2010-01-27
Expires	2027-01-31 (106d)

🔗 Same registrant#

1 domain

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
htxtradium.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

23ms

40ms

42ms

AAAA

36ms

TXT

186ms

CAA

40ms

HTTPS

47ms

TLSA

95ms

SOA

0ms

MTA-STS

50ms

DNSSEC

82ms

SRV

66ms

Total

1222ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 12:10:11	550ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-08 14:43:15	500ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 03:28:49	706ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-09 05:24:01	1916ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-27 07:48:42	741ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-20 20:27:27 shown	1222ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-18 19:35:48	7293ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-13 16:06:11	1283ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-26 12:20:58	2109ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-23 00:53:24	5951ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-22 02:56:29	1166ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 14:04:18	778ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 19:56:37	927ms	2 NS 1 A 1 MX	🔒 Secure