preventi.dk

📜 Historical scan 2026-08-21 19:50:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

preventi.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 6 January 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.175 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by preventi-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#

3 records 112ms

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

🌍 A Records#

1 records 101ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.175	3600s	vm1484.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 125ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	preventi-dk.mail.protection.outlook.com	2a01:111:f403:ca09:: 2a01:111:f403:ca09::3 2a01:111:f403:ca09::8 2a01:111:f403:ca09::c 52.101.73.11 52.101.73.15 52.101.73.26 52.101.73.28	mail-am3pr04cu00500.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 52.97.200.184

🔷 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
MS=ms44423078
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.preventi.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 2026-10-09 14:15:46

www	185.21.40.175 (AS48854) (address records, no CNAME)
www vs bare domain	Same network preventi.dk: 185.21.40.175 (AS48854) www.preventi.dk: 185.21.40.175 (AS48854)
Wildcard	No
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#

170ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026082107
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 2026-10-02 20:37:49

Field	Value
Registrar	Simply.com A/S
Registered	2025-01-06
Expires	2027-01-05 (79d)

📋 WHOIS#

⏱️ Lookup Timing#

112ms

101ms

125ms

AAAA

124ms

TXT

324ms

CAA

112ms

HTTPS

121ms

TLSA

858ms

SOA

0ms

MTA-STS

102ms

DNSSEC

170ms

SRV

150ms

Total

2469ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 14:15:46	975ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-02 20:20:23	1132ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-17 06:03:04	3370ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-28 07:43:43	1054ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-27 06:56:01	1461ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-21 19:50:57 shown	2469ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-25 21:10:21	1293ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-18 04:01:37	628ms	3 NS 1 A 1 MX	🔒 Secure