datacentergruppen.dk DNS records

🖥️ Nameservers2 records 40ms

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 Records1 records 44ms

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 Records1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	datacentergruppen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca04::e 2a01:111:f403:ca09::9 2a01:111:f403:ca09::c 52.101.68.0 52.101.68.8 52.101.73.1 52.101.73.24	mail-db6pr03cu00105.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as8pr05cu00300.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 → 40.104.116.8
🔶 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 Records1 records 82ms

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

📝 TXT Records1 records 181ms

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

🔗 TLSA / DANE

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

🔐 DNSSEC69ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081001
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

40ms

A

44ms

MX

38ms

AAAA

41ms

TXT

181ms

CAA

46ms

HTTPS

47ms

TLSA

740ms

SOA

0ms

MTA-STS

63ms

DNSSEC

69ms

SRV

82ms

Total

1347ms

🕐 Scan History

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