centrum-service.dk

Records from scan: 2026-10-13 03:16:38 · 1936ms total · last checked 2026-10-17 07:28 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

centrum-service.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 4 November 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.109.6 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by centrumservice-dk01i.mail.protection.outlook.com. 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#

4 records 121ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 133ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.109.6	3600s	nt3.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 87ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	centrumservice-dk01i.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca09::20 2a01:111:f403:ca21::a 2a01:111:f403:ca48::10 52.101.103.162 52.101.103.39 52.101.209.153 52.101.73.153	mail-db7pr03cu00601.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-miypr03cu00202.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 40.104.116.24
🔶 Autoconfig	94.231.109.6

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 291ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 261ms

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

✉️ SPF#

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

📨 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 2026-10-13 03:16:38

www	94.231.109.6 (AS48854) (address records, no CNAME)
www vs bare domain	Same network centrum-service.dk: 94.231.109.6 (AS48854) www.centrum-service.dk: 94.231.109.6 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 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#

269ms

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

🏷️ SOA#

59ms

Field	Value
Serial	2026101200
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-01 10:49:12

Field	Value
Registrar	Simply.com A/S
Registered	1997-11-04
Expires	2026-12-31 (75d)

📋 WHOIS#

⏱️ Lookup Timing#

121ms

133ms

87ms

AAAA

144ms

TXT

261ms

CAA

122ms

HTTPS

143ms

TLSA

916ms

SOA

59ms

MTA-STS

165ms

DNSSEC

269ms

SRV

291ms

Total

1936ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 03:16:38 shown	1936ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-01 10:09:58	1093ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-30 10:04:35	1088ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-27 20:08:00	847ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-14 01:31:36	736ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-28 10:04:28	1045ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-26 22:45:33	1441ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-27 22:54:28	765ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-16 20:05:38	881ms	4 NS 1 A 1 MX	🔒 Secure