flexsense.dk

📜 Historical scan 2026-08-22 17:07:16 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

flexsense.dk is a .dk domain served by 2 nameservers (bruce.ns.cloudflare.com, ullis.ns.cloudflare.com). It was registered on 30 May 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 49.12.120.222 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mercury.flexsense.dk. The zone is DNSSEC-signed and validates, 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 111ms

Nameserver	IP addresses	PTR	ASN / ISP
bruce.ns.cloudflare.com	108.162.193.77 172.64.33.77 173.245.59.77 2606:4700:58::adf5:3b4d 2803:f800:50::6ca2:c14d 2a06:98c1:50::ac40:214d	bruce.ns.cloudflare.com bruce.ns.cloudflare.com bruce.ns.cloudflare.com bruce.ns.cloudflare.com bruce.ns.cloudflare.com bruce.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ullis.ns.cloudflare.com	108.162.194.127 162.159.38.127 172.64.34.127 2606:4700:50::a29f:267f 2803:f800:50::6ca2:c27f 2a06:98c1:50::ac40:227f	ullis.ns.cloudflare.com ullis.ns.cloudflare.com ullis.ns.cloudflare.com ullis.ns.cloudflare.com ullis.ns.cloudflare.com ullis.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 103ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
49.12.120.222	300s	server4.designrus.dk	AS24940	Hetzner Online GmbH	49.12.0.0/15	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 145ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mercury.flexsense.dk	135.181.28.182	mercury.flexsense.dk	AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	mercury.flexsense.dk → 135.181.28.182
🔶 Autoconfig	mercury.flexsense.dk → 135.181.28.182

🔷 AAAA Records (IPv6)#

1 records 113ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:242:52a0::2	300s	server4.designrus.dk	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 216ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	1	1	443	mercury.flexsense.dk

📝 TXT Records#

2 records 580ms

TXT Record
google-site-verification=KJl9C8z-9OyNob3EjnX8dtNM_FC05T9MjyzFsRvBJQY
v=spf1 mx include:mercury.flexsense.dk -all

✉️ SPF#

Policy	Record (flexsense.dk)
-all (hard fail)	v=spf1 mx include:mercury.flexsense.dk -all

📨 DMARC#

Policy	Record (_dmarc.flexsense.dk)
p=reject	v=DMARC1; p=reject;

📬 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 2026-10-14 20:04:11

www CNAME	flexsense.dk (all on flexsense.dk) → 49.12.120.222 2a01:4f8:242:52a0::2 (AS24940)
www vs bare domain	Same network flexsense.dk: 49.12.120.222 2a01:4f8:242:52a0::2 (AS24940) www.flexsense.dk: 49.12.120.222 2a01:4f8:242:52a0::2 (AS24940)
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

✍️ DKIM keys#

1 found

Selector	CNAME	Key
mail	—	RSA · ~1024 bit below 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

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.flexsense.dk	bbt814uX5DxCOTYuabKL-djXfRbn2qOkb7sTi1GgflU
TXT	_acme-challenge.flexsense.dk	Fnp9skak6R_41Lv2DKIUBjnJPs7VgtcaS_RytuFRrW4

🔗 TLSA / DANE#

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

🔐 DNSSEC#

274ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412876286
Primary NS (MNAME)	bruce.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-06 13:09:35

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2021-05-30
Expires	2027-05-31 (225d)

📋 WHOIS#

⏱️ Lookup Timing#

111ms

103ms

145ms

AAAA

113ms

TXT

580ms

CAA

104ms

HTTPS

100ms

TLSA

168ms

SOA

0ms

MTA-STS

171ms

DNSSEC

274ms

SRV

216ms

Total

2837ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 19:14:03	2523ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-28 19:05:44	1414ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 18:37:13	2315ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 17:45:12	718ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-22 05:12:44	4435ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-09 15:29:48	3997ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 06:38:05	851ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-31 08:51:32	544ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 23:31:02	1886ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 20:23:58	926ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 08:45:26	1634ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-22 17:07:16 shown	2837ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-20 16:48:13	7136ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-19 13:45:52	2594ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-09 06:55:21	1125ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-28 13:51:46	1278ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-27 08:29:27	2392ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-26 07:23:14	1258ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-25 07:02:04	1029ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-13 20:31:45	8874ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-11 11:35:10	1217ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-03 03:37:57	1185ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 18:14:09	987ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 09:25:56	596ms	2 NS 1 A 1 MX	🔒 Secure