systek.dk

Records from scan: 2026-10-11 13:28:16 · 694ms total · last checked 2026-10-19 23:04 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

systek.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 28 November 1997 (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 34ms

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 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	173.194.220.26 2a00:1450:4010:c05::1a 2a00:1450:4010:c05::1a	lk-in-f26.1e100.net li-in-x1a.1e100.net li-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 127ms

TXT Record
google-site-verification=P5u6SjR913gCzfj6PoO5ElBUS_hgc3zLVOnBDimFLos

✉️ 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 13:28:16

www	NXDOMAIN
www vs bare domain	Neither resolves systek.dk: no address www.systek.dk: no address
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

102ms

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

🏷️ SOA#

35ms

Field	Value
Serial	2026101101
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 2026-10-11 14:05:45

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-11-28
Expires	2026-12-31 (72d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

34ms

32ms

37ms

AAAA

31ms

TXT

127ms

CAA

36ms

HTTPS

36ms

TLSA

57ms

SOA

35ms

MTA-STS

44ms

DNSSEC

102ms

SRV

49ms

Total

694ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 13:28:16 shown	694ms	2 NS 0 A 5 MX	🔒 Secure
2026-09-30 02:34:05	634ms	2 NS 0 A 5 MX	🔒 Secure
2026-09-10 17:29:37	689ms	2 NS 0 A 5 MX	🔒 Secure
2026-08-27 23:55:49	881ms	2 NS 0 A 5 MX	🔒 Secure
2026-08-12 23:35:29	5329ms	2 NS 0 A 5 MX	🔒 Secure
2026-08-11 19:41:39	4604ms	2 NS 0 A 5 MX	🔒 Secure
2026-08-10 14:44:14	5415ms	2 NS 0 A 5 MX	🔒 Secure
2026-07-17 15:19:22	1186ms	2 NS 0 A 5 MX	🔒 Secure
2026-07-15 10:48:19	1700ms	2 NS 0 A 5 MX	🔒 Secure
2026-06-25 07:03:53	664ms	2 NS 0 A 5 MX	🔒 Secure
2026-06-24 21:22:17	962ms	2 NS 0 A 5 MX	🔒 Secure
2026-06-23 17:20:27	1170ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-23 13:16:12	813ms	2 NS 0 A 5 MX	🔒 Secure
2026-06-23 06:48:34	5793ms	2 NS 0 A 5 MX	🔒 Secure
2026-06-21 22:12:05	1171ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 15:16:58	652ms	2 NS 0 A 5 MX	🔒 Secure