decimo.dk

📜 Historical scan 2026-06-27 03:24:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

decimo.dk is a .dk domain served by 4 nameservers (ns1.openhost.dk, ns2.openhost.dk, ns3.openhost.dk and 1 more). It was registered on 2 May 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 198.202.211.1 is hosted by Cloudflare London, LLC (AS209242) in United States. Mail is handled by decimo-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 55ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.openhost.dk	205.251.193.242 2600:9000:5301:f200::1	ns-498.awsdns-62.com ns-498.awsdns-62.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns2.openhost.dk	205.251.197.119 2600:9000:5305:7700::1	ns-1399.awsdns-46.org ns-1399.awsdns-46.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns3.openhost.dk	205.251.195.224 2600:9000:5303:e000::1	ns-992.awsdns-60.net ns-992.awsdns-60.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns4.openhost.dk	205.251.199.36 2600:9000:5307:2400::1	ns-1828.awsdns-36.co.uk ns-1828.awsdns-36.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.202.211.1	3600s	—	AS209242	Cloudflare London, LLC	198.202.211.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	decimo-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::8 2a01:111:f403:ca09::3 2a01:111:f403:ca09::d 52.101.68.10 52.101.68.12 52.101.68.29 52.101.73.15	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 217ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.decimo.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 2026-09-30 14:50:21

www CNAME	decimo.dk (all on decimo.dk)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-decimo-dk._domainkey.decimoaps.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 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#

79ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

39ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1.openhost.dk
Responsible (RNAME)	hostmaster@openhost.dk
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-05 18:21:25

Field	Value
Registrar	1API GmbH
Registered	2018-05-02
Expires	2028-05-31 (590d)

📋 WHOIS#

⏱️ Lookup Timing#

55ms

41ms

37ms

AAAA

40ms

TXT

217ms

CAA

51ms

HTTPS

44ms

TLSA

504ms

SOA

39ms

MTA-STS

52ms

DNSSEC

79ms

SRV

68ms

Total

3904ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 14:50:21	1158ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-03 14:51:59	744ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-27 03:24:58 shown	3904ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-17 01:26:13	619ms	4 NS 1 A 1 MX	🔓 Insecure