flexum.dk

📜 Historical scan 2026-09-13 23:28:42 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

flexum.dk is a .dk domain served by 2 nameservers (olivia.ns.cloudflare.com, quincy.ns.cloudflare.com). It was registered on 12 March 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.7.203 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.flexum.dk, mx.zoho.eu and 2 more. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 36ms

Nameserver	IP addresses	PTR	ASN / ISP
olivia.ns.cloudflare.com	108.162.194.221 162.159.38.221 172.64.34.221 2606:4700:50::a29f:26dd 2803:f800:50::6ca2:c2dd 2a06:98c1:50::ac40:22dd	olivia.ns.cloudflare.com olivia.ns.cloudflare.com olivia.ns.cloudflare.com olivia.ns.cloudflare.com olivia.ns.cloudflare.com olivia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
quincy.ns.cloudflare.com	108.162.195.39 162.159.44.39 172.64.35.39 2606:4700:58::a29f:2c27 2803:f800:50::6ca2:c327 2a06:98c1:50::ac40:2327	quincy.ns.cloudflare.com quincy.ns.cloudflare.com quincy.ns.cloudflare.com quincy.ns.cloudflare.com quincy.ns.cloudflare.com quincy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.7.203	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.188.2	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

4 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	mail.flexum.dk	49.12.171.172	cp12.nordicway.dk	AS24940 Hetzner Online GmbH
10	300s	mx.zoho.eu	185.230.212.166 185.230.212.166 185.230.212.166 185.230.214.166 185.230.214.166 185.230.214.166	mx3.zoho.eu mx.zoho.eu mx2.zoho.eu mx2.zoho.eu mx3.zoho.eu mx.zoho.eu	AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V
20	300s	mx2.zoho.eu	185.230.214.166 185.230.214.166 185.230.214.166	mx2.zoho.eu mx3.zoho.eu mx.zoho.eu	AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V
50	300s	mx3.zoho.eu	185.230.212.166 185.230.212.166 185.230.212.166	mx3.zoho.eu mx.zoho.eu mx2.zoho.eu	AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V

🔷 AAAA Records (IPv6)#

2 records 54ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:7cb	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:bc02	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 45ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.7.203,172.67.188.2 ech=AEX+DQBBfwAgACC7ahvOh2tVE9G5oBMbq+7e3lZcvyD3sAmklGDRZGBIdQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:7cb,2606:4700:3037::ac43:bc02

📝 TXT Records#

3 records 241ms

TXT Record
google-site-verification=GDR9kutr3KbwPPTFfrQwwIuT-MVP-mNC4rF8584WwaQ
v=spf1 +a +mx +ip4:49.12.171.172 include:relay.mailchannels.net include:one.zoho.eu include:amazonses.com include:spf.officernd.com ~all
zoho-verification=zb06996609.zmverify.zoho.eu

✉️ SPF#

Policy	Record (flexum.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:49.12.171.172 include:relay.mailchannels.net include:one.zoho.eu include:amazonses.com include:spf.officernd.com ~all

📨 DMARC#

Policy	Record (_dmarc.flexum.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100; rua=mailto:dmarcreports@lovable.dev

📬 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 2026-10-10 08:22:13

www	188.114.96.1 188.114.97.1 2606:4700:3030::6815:7cb 2606:4700:3037::ac43:bc02 (AS13335) (address records, no CNAME)
www vs bare domain	Same network flexum.dk: 104.21.7.203 172.67.188.2 2606:4700:3030::6815:7cb 2606:4700:3037::ac43:bc02 (AS13335) www.flexum.dk: 188.114.96.1 188.114.97.1 2606:4700:3030::6815:7cb 2606:4700:3037::ac43:bc02 (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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: 13/10 · policy: ~all

error 13 DNS lookups: the limit is 10, so a receiver whose evaluation gets past the 10th returns permerror (SPF fails)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

66ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412093384
Primary NS (MNAME)	olivia.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 09:06:47

Field	Value
Registrar	nordicway ApS
Registered	2025-03-12
Expires	2027-03-11 (145d)

📋 WHOIS#

⏱️ Lookup Timing#

36ms

54ms

42ms

AAAA

54ms

TXT

241ms

CAA

42ms

HTTPS

45ms

TLSA

79ms

SOA

0ms

MTA-STS

66ms

DNSSEC

66ms

SRV

93ms

Total

1191ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 08:22:13	963ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-02 20:42:47	4166ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-30 20:27:12	1138ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-28 20:05:38	912ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-27 19:49:25	3127ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-26 19:36:06	2571ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-13 23:28:42 shown	1191ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-02 22:02:58	1465ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-14 01:20:05	4449ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-13 00:18:57	3577ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-06 06:51:01	2246ms	2 NS 2 A 4 MX	🔓 Insecure
2026-07-20 01:29:30	10437ms	2 NS 1 A 3 MX	🔓 Insecure
2026-06-30 03:27:49	1407ms	2 NS 1 A 3 MX	🔓 Insecure
2026-06-29 10:46:49	3205ms	2 NS 1 A 3 MX	🔓 Insecure
2026-06-17 10:16:28	890ms	2 NS 1 A 3 MX	🔓 Insecure
2026-06-17 10:04:53	1347ms	2 NS 1 A 3 MX	⚠️ Bogus