tandicentrum.dk

📜 Historical scan 2026-06-17 23:48:14 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tandicentrum.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 14 June 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by tandicentrum-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 177ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 171ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.123	—	prolinux6.curanet.dk	AS48854	—	—	—	—

📧 MX Records#

1 records 162ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	tandicentrum-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca09:: 2a01:111:f403:ca09::d 2a01:111:f403:ca09::e 52.101.68.27 52.101.68.29 52.101.68.36 52.101.73.153	mail-db5pr02cu00100.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db5pr02cu00104.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 → 40.104.116.40
🔶 Autoconfig	tandicentrum.dk → 185.21.41.123

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 324ms

TXT Record
v=DMARC1; p=none; rua=mailto:cbr@it-foqus.dk.site; ruf=mailto:cbr@it-foqus.dk; adkim=r; aspf=r; rf=afrf
v=spf1 include:_spf.mailersend.net include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (tandicentrum.dk)
-all (hard fail)	v=spf1 include:_spf.mailersend.net include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.tandicentrum.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:cbr@it-foqus.dk.site; ruf=mailto:cbr@it-foqus.dk; adkim=r; aspf=r; rf=afrf

📬 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 2026-10-08 06:58:11

www CNAME	tandicentrum.dk (all on tandicentrum.dk) → 185.21.41.123 (AS48854)
www vs bare domain	Same network tandicentrum.dk: 185.21.41.123 (AS48854) www.tandicentrum.dk: 185.21.41.123 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

228ms

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

🏷️ SOA#

149ms

Field	Value
Serial	2025091801
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-08 05:29:07

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-06-14
Expires	2032-06-30 (2079d)

📋 WHOIS#

⏱️ Lookup Timing#

177ms

171ms

162ms

AAAA

167ms

TXT

324ms

CAA

163ms

HTTPS

157ms

TLSA

189ms

SOA

149ms

MTA-STS

170ms

DNSSEC

228ms

SRV

965ms

Total

1869ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 06:58:11	1159ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-02 14:51:04	1280ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 06:48:58	950ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-19 13:04:45	931ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 05:35:38	1142ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 18:47:56	1318ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 21:00:02	3330ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 23:48:14 shown	1869ms	2 NS 1 A 1 MX	🔒 Secure