datasystem.dk

📜 Historical scan 2026-08-09 19:28:49 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

datasystem.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was registered on 17 May 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.183.139.220 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by ASPMX.L.GOOGLE.COM, ALT1.ASPMX.L.GOOGLE.COM and 5 more. The zone is not DNSSEC-signed, 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#

5 records 56ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.gigahost.dk	46.183.139.31	ns1.gigahost.dk	AS47292 Sentia Denmark A/S
ns2.gigahost.dk	46.183.139.222	web22.gigahost.dk	AS47292 Sentia Denmark A/S
ns3.gigahost.dk	71.19.249.71	ns3.gigahost.dk	AS11831 eSecureData
ns4.gigahost.dk	51.79.215.130	ns4.gigahost.dk	AS16276 OVH SAS
ns5.gigahost.dk	77.74.192.83	ns5.gigahost.dk	AS42831 UK Dedicated Servers Limited

🌍 A Records#

1 records 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.183.139.220	3600s	web20.gigahost.dk	AS47292	Sentia Denmark A/S	46.183.138.0/23	🇩🇰 Denmark	—

📧 MX Records#

7 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	7200s	ASPMX.L.GOOGLE.COM	172.253.152.26 2a00:1450:4010:c07::1a 2a00:1450:4010:c07::1a	yulpptr-in-f26.1e100.net lf-in-x1a.1e100.net lf-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	7200s	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
20	7200s	ALT2.ASPMX.L.GOOGLE.COM	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	7200s	ASPMX2.GOOGLEMAIL.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
30	7200s	ASPMX3.GOOGLEMAIL.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
30	7200s	ASPMX4.GOOGLEMAIL.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
30	7200s	ASPMX5.GOOGLEMAIL.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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	datasystem.dk → 46.183.139.220
🔶 Autoconfig	datasystem.dk → 46.183.139.220

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 220ms

TXT Record
spf2.0/pra
v=spf1 mx include:spf.gigahost.dk -all

✉️ SPF#

Policy	Record (datasystem.dk)
-all (hard fail)	v=spf1 mx include:spf.gigahost.dk -all

📨 DMARC#

Policy	Record (_dmarc.datasystem.dk)
p=reject	v=DMARC1; p=reject;

📬 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 2026-10-15 20:20:49

www CNAME	datasystem.dk (all on datasystem.dk) → 46.183.139.220 (AS47292)
www vs bare domain	Same network datasystem.dk: 46.183.139.220 (AS47292) www.datasystem.dk: 46.183.139.220 (AS47292)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.datasystem.dk	datasystem.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

96ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026080601
Primary NS (MNAME)	ns1.gigahost.dk
Responsible (RNAME)	hostmaster@datasystem.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-15 07:51:26

Field	Value
Registrar	GIGAHOST ApS
Registered	2001-05-17
Expires	2027-06-30 (255d)

🔗 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
b-post.dk	GIGAHOST ApS

📋 WHOIS#

⏱️ Lookup Timing#

56ms

52ms

41ms

AAAA

193ms

TXT

220ms

CAA

77ms

HTTPS

74ms

TLSA

107ms

SOA

0ms

MTA-STS

83ms

DNSSEC

96ms

SRV

85ms

Total

1678ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 20:20:49	1281ms	5 NS 1 A 7 MX	🔓 Insecure
2026-10-08 11:16:11	3963ms	5 NS 1 A 7 MX	🔓 Insecure
2026-10-01 09:32:01	1132ms	5 NS 1 A 7 MX	🔓 Insecure
2026-09-24 07:44:53	1627ms	5 NS 1 A 7 MX	🔓 Insecure
2026-09-18 19:07:04	2176ms	5 NS 1 A 7 MX	🔓 Insecure
2026-09-14 06:36:24	2220ms	5 NS 1 A 7 MX	🔓 Insecure
2026-09-07 12:56:20	1512ms	5 NS 1 A 7 MX	🔓 Insecure
2026-08-27 13:11:25	1121ms	5 NS 1 A 7 MX	🔓 Insecure
2026-08-25 12:38:26	2995ms	5 NS 1 A 7 MX	🔓 Insecure
2026-08-20 08:54:40	10880ms	5 NS 1 A 7 MX	🔓 Insecure
2026-08-13 05:46:55	2247ms	5 NS 1 A 7 MX	🔓 Insecure
2026-08-09 19:28:49 shown	1678ms	5 NS 1 A 7 MX	🔓 Insecure
2026-08-02 14:42:22	2028ms	5 NS 1 A 7 MX	🔓 Insecure
2026-07-23 21:45:29	1665ms	5 NS 1 A 7 MX	🔓 Insecure
2026-07-16 13:15:22	12531ms	5 NS 1 A 7 MX	🔓 Insecure
2026-07-12 00:53:33	3863ms	5 NS 1 A 7 MX	🔓 Insecure
2026-07-03 20:21:51	12019ms	5 NS 1 A 7 MX	🔓 Insecure
2026-06-25 13:23:36	1325ms	5 NS 1 A 7 MX	🔓 Insecure
2026-06-20 17:30:50	1908ms	5 NS 1 A 7 MX	🔓 Insecure
2026-06-17 01:05:24	893ms	5 NS 1 A 7 MX	🔓 Insecure