datacentergruppen.dk

📜 Historical scan 2026-09-16 21:58:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

datacentergruppen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 22 December 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.158.18 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by datacentergruppen-dk.mail.protection.outlook.com. 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#

2 records 136ms

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#

1 records 118ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.158.18	3600s	linux13.dandomain.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records#

1 records 91ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	datacentergruppen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::7 2a01:111:f403:ca3c::8 2a01:111:f403:ca48::10 52.101.103.140 52.101.103.39 52.101.68.15 52.101.68.25	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db8pr02cu00101.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 → 40.99.150.120
🔶 Autoconfig	93.191.158.18

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 136ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 269ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (datacentergruppen.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.datacentergruppen.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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 2026-10-12 07:39:43

www	93.191.158.18 (AS48854) (address records, no CNAME)
www vs bare domain	Same network datacentergruppen.dk: 93.191.158.18 (AS48854) www.datacentergruppen.dk: 93.191.158.18 (AS48854)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

172ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026091001
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 2026-10-09 12:01:26

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-12-22
Expires	2026-12-31 (74d)

📋 WHOIS#

⏱️ Lookup Timing#

136ms

118ms

91ms

AAAA

87ms

TXT

269ms

CAA

99ms

HTTPS

125ms

TLSA

922ms

SOA

0ms

MTA-STS

124ms

DNSSEC

172ms

SRV

136ms

Total

1739ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 07:39:43	1543ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 15:07:00	1041ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 20:50:22	729ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-16 21:58:46 shown	1739ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-02 20:32:59	913ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-01 01:25:13	1347ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 11:19:55	964ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-11 22:19:45	5138ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-30 12:37:31	5430ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-17 16:46:30	1267ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-14 00:21:23	10107ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 11:50:07	1356ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 07:05:40	787ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 23:50:18	1518ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 02:15:25	33064ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 01:23:15	2410ms	2 NS 1 A 1 MX	⚠️ Bogus
2026-06-17 01:01:25	681ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 01:00:53	647ms	2 NS 1 A 1 MX	🔒 Secure