d3system.dk

📜 Historical scan 2026-06-16 23:34:08 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

d3system.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.5.71.219 is hosted by AltusHost B.V. (AS51430) in The Netherlands. Mail is handled by d3system-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#

4 records 132ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	—	—	—
ns2.simply.com	—	—	—
ns3.simply.com	—	—	—
ns4.simply.com	—	—	—

🌍 A Records#

1 records 125ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
213.5.71.219	—	peoplepartners.dk	AS51430	AltusHost B.V.	213.5.64.0/21	🇳🇱 The Netherlands	—

📧 MX Records#

1 records 170ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	d3system-dk.mail.protection.outlook.com	52.101.68.15 52.101.73.1 52.101.73.24 52.101.73.8	mail-db6pr03cu00107.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 356ms

TXT Record
MS=msXXXXXXXX
v=spf1 include:spf.protection.outlook.com ip4:87.53.75.238 -all

✉️ SPF#

Policy	Record (d3system.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:87.53.75.238 -all

📨 DMARC#

Policy	Record (_dmarc.d3system.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 2026-10-13 20:16:07

www	213.5.71.219 (AS51430) (address records, no CNAME)
www vs bare domain	Same network d3system.dk: 213.5.71.219 (AS51430) www.d3system.dk: 213.5.71.219 (AS51430)
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#

318ms

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

🏷️ SOA#

183ms

Field	Value
Serial	2025042300
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

132ms

125ms

170ms

AAAA

166ms

TXT

356ms

CAA

169ms

HTTPS

137ms

TLSA

677ms

SOA

183ms

MTA-STS

181ms

DNSSEC

318ms

SRV

0ms

Total

2233ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 21:31:57	2287ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-26 20:38:16	884ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-13 16:14:26	2940ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-02 03:51:05	969ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-28 22:10:22	1510ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-24 13:22:27	1174ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 14:02:18	11317ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-16 23:34:08 shown	2233ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-16 23:30:45	909ms	4 NS 1 A 1 MX	🔒 Secure