tmksystemudvikling.dk

Records from scan: 2026-10-04 10:19:31 · 1086ms total · last checked 2026-10-19 09:41 (unchanged)

⬇ 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 33ms

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 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	173.194.221.27 2a00:1450:4010:c07::1b 2a00:1450:4010:c07::1b	lm-in-f27.1e100.net lf-in-f27.1e100.net lf-in-x1b.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.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
10	43200s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
15	43200s	aspmx2.googlemail.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	aspmx3.googlemail.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC 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#

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#

123ms

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

🏷️ SOA#

26ms

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 10:58:31

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

📋 WHOIS#

⏱️ Lookup Timing#

33ms

48ms

34ms

AAAA

40ms

TXT

157ms

CAA

38ms

HTTPS

41ms

TLSA

126ms

SOA

26ms

MTA-STS

77ms

DNSSEC

123ms

SRV

69ms

Total

1086ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 10:19:31 shown	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	17663ms	2 NS 0 A 5 MX	🔒 Secure
2026-06-17 12:10:07	869ms	2 NS 0 A 5 MX	🔒 Secure