tmksystemudvikling.dk

📜 Historical scan 2026-07-08 18:54:09 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tmksystemudvikling.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 31 March 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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 38ms

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#

5 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	2a00:1450:4025:c01::1a 74.125.131.26	rd-in-f26.1e100.net lu-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	alt2.aspmx.l.google.com	172.253.158.27 2404:6800:4013:813::1a	so-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
15	43200s	aspmx2.googlemail.com	192.178.211.27 2404:6800:4000:1025::1a	lcbomp-in-f27.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	aspmx3.googlemail.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	tmksoft.dk → 75.2.60.5
🔶 Autoconfig	tmksoft.dk → 75.2.60.5

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-11 22:18:24

www CNAME	tmksoft.dk (all on tmksoft.dk) → 75.2.60.5 (AS16509)
www vs bare domain	Only www resolves tmksystemudvikling.dk: no address www.tmksystemudvikling.dk: 75.2.60.5 (AS16509) (all like this)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~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.

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.tmksystemudvikling.dk	tmksoft.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

199ms

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

🏷️ SOA#

51ms

Field	Value
Serial	2026032402
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 10:58:31

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2007-03-31
Expires	2027-03-31 (161d)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

45ms

47ms

AAAA

60ms

TXT

246ms

CAA

58ms

HTTPS

55ms

TLSA

99ms

SOA

51ms

MTA-STS

89ms

DNSSEC

199ms

SRV

144ms

Total

17663ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 10:19:31	1086ms	2 NS 0 A 5 MX	🔒 Secure
2026-09-30 10:11:28	659ms	2 NS 0 A 5 MX	🔒 Secure
2026-09-29 05:38:41	926ms	2 NS 0 A 5 MX	🔒 Secure
2026-09-20 23:22:40	894ms	2 NS 0 A 5 MX	🔒 Secure
2026-08-27 08:02:40	6706ms	2 NS 0 A 5 MX	🔒 Secure
2026-08-23 11:07:05	7345ms	2 NS 0 A 5 MX	🔒 Secure
2026-08-08 11:37:27	9175ms	2 NS 0 A 5 MX	🔒 Secure
2026-08-04 05:11:13	7370ms	2 NS 0 A 5 MX	🔒 Secure
2026-07-08 18:54:09 shown	17663ms	2 NS 0 A 5 MX	🔒 Secure
2026-06-17 12:10:07	869ms	2 NS 0 A 5 MX	🔒 Secure