falksystems.dk

📜 Historical scan 2026-09-27 08:47:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

falksystems.dk is a .dk domain served by 2 nameservers (igor.ns.cloudflare.com, serenity.ns.cloudflare.com). It was registered on 26 September 2026 (WHOIS) and first appeared in the .dk zone on 27 September 2026. Mail is handled by falksystems-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#

2 records 149ms

Nameserver	IP addresses	PTR	ASN / ISP
igor.ns.cloudflare.com	108.162.193.119 172.64.33.119 173.245.59.119 2606:4700:58::adf5:3b77 2803:f800:50::6ca2:c177 2a06:98c1:50::ac40:2177	igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
serenity.ns.cloudflare.com	108.162.194.108 162.159.38.108 172.64.34.108 2606:4700:50::a29f:266c 2803:f800:50::6ca2:c26c 2a06:98c1:50::ac40:226c	serenity.ns.cloudflare.com serenity.ns.cloudflare.com serenity.ns.cloudflare.com serenity.ns.cloudflare.com serenity.ns.cloudflare.com serenity.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 131ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	falksystems-dk.mail.protection.outlook.com	2a01:111:f403:c967:: 2a01:111:f403:c967::2 2a01:111:f403:c967::4 2a01:111:f403:c967::6 52.101.209.2 52.101.209.4 52.101.209.6 52.101.209.74	mail-cpcp307cu00400.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpcp307cu00402.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 → 52.97.188.72

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 532ms

TXT Record
MS=ms42108256
v=spf1 include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (falksystems.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com ~all

📨 DMARC#

Policy	Record (_dmarc.falksystems.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:0e9f6c0aeb0f41e3b3394ad212c4b272@dmarc-reports.cloudflare.net

📬 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 20:45:10

www	104.21.70.155 172.67.168.102 2606:4700:3031::ac43:a866 2606:4700:3034::6815:469b (AS13335) (address records, no CNAME)
www vs bare domain	Same network falksystems.dk: 104.21.70.155 172.67.168.102 2606:4700:3031::ac43:a866 2606:4700:3034::6815:469b (AS13335) www.falksystems.dk: 104.21.70.155 172.67.168.102 2606:4700:3031::ac43:a866 2606:4700:3034::6815:469b (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
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

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.falksystems.dk	-9edPXsbBPgMrBAJuG550TOgs9Hs-8B6vfwwK-X0ucE
TXT	_acme-challenge.falksystems.dk	IKnjlpt_zm2YE_qj0dS7skUtsp9UrEUTqAScnMvefow

🔗 TLSA / DANE#

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

🔐 DNSSEC#

206ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2415958588
Primary NS (MNAME)	igor.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-12 03:11:52

Field	Value
Registrar	Simply.com A/S
Registered	2026-09-26
Expires	2027-09-25 (340d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

149ms

118ms

131ms

AAAA

94ms

TXT

532ms

CAA

116ms

HTTPS

127ms

TLSA

246ms

SOA

0ms

MTA-STS

120ms

DNSSEC

206ms

SRV

397ms

Total

2334ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-28 09:02:08	2162ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-27 08:47:43 shown	2334ms	2 NS 0 A 1 MX	🔓 Insecure