centeo6.dk

📜 Historical scan 2026-06-16 20:05:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

centeo6.dk is a .dk domain served by 2 nameservers (christina.ns.cloudflare.com, frank.ns.cloudflare.com). It was registered on 10 April 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1.improvmx.com, mx2.improvmx.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 51ms

Nameserver	IP addresses	PTR	ASN / ISP
christina.ns.cloudflare.com	—	—	—
frank.ns.cloudflare.com	—	—	—

🌍 A Records#

🌍

No A records found

📧 MX Records#

2 records 72ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.improvmx.com	13.37.195.136 15.236.236.160 35.181.18.45	ec2-13-37-195-136.eu-west-3.compute.amazonaws.com ec2-15-236-236-160.eu-west-3.compute.amazonaws.com ec2-35-181-18-45.eu-west-3.compute.amazonaws.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	—	mx2.improvmx.com	13.36.107.63 13.36.222.39 15.236.61.92	ec2-13-36-107-63.eu-west-3.compute.amazonaws.com ec2-13-36-222-39.eu-west-3.compute.amazonaws.com ec2-15-236-61-92.eu-west-3.compute.amazonaws.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 157ms

TXT Record
google-site-verification=Snp6rC7rltepG6Mhc3qGF2jweQrm71H6rpVWoDTt80w
v=spf1 include:spf.improvmx.com ~all

✉️ SPF#

Policy	Record (centeo6.dk)
~all (soft fail)	v=spf1 include:spf.improvmx.com ~all

📨 DMARC#

Policy	Record (_dmarc.centeo6.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:c850bb2ff503421ba01703d8d18828f4@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 2026-10-18 21:30:07

www	NXDOMAIN
www vs bare domain	Neither resolves centeo6.dk: no address www.centeo6.dk: no address
Wildcard	No

🔎 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#

152ms

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

🏷️ SOA#

61ms

Field	Value
Serial	2402555302
Primary NS (MNAME)	christina.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-18 21:53:11

Field	Value
Registrar	Simply.com A/S
Registered	2026-04-10
Expires	2027-04-09 (172d)

🔗 Same registrant#

13 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).

Domain	Registrar
apollofinans.dk	Punktum dk A/S (direct)
centeo.dk	Punktum dk A/S (direct)
centeo1.dk	Punktum dk A/S (direct)
centeo2.dk	Punktum dk A/S (direct)
centeo3.dk	Punktum dk A/S (direct)
centeo7.dk	Simply.com A/S
cnt1.dk	Punktum dk A/S (direct)
easybanker.dk	Punktum dk A/S (direct)
ekspertlaan.dk	Punktum dk A/S (direct)
everlend.dk	Simply.com A/S
hæveautomaten.dk	Punktum dk A/S (direct)
merkurfinans.dk	Punktum dk A/S (direct)
spillefesten.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

51ms

52ms

72ms

AAAA

80ms

TXT

157ms

CAA

73ms

HTTPS

66ms

TLSA

40ms

SOA

61ms

MTA-STS

33ms

DNSSEC

152ms

SRV

0ms

Total

611ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 21:30:07	1656ms	2 NS 0 A 2 MX	🔓 Insecure
2026-09-27 18:38:55	697ms	2 NS 0 A 2 MX	🔓 Insecure
2026-09-23 15:59:16	894ms	2 NS 0 A 2 MX	🔓 Insecure
2026-09-09 19:35:27	1337ms	2 NS 0 A 2 MX	🔓 Insecure
2026-09-05 17:38:40	915ms	2 NS 0 A 2 MX	🔓 Insecure
2026-09-03 02:52:13	2687ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-20 20:04:27	3321ms	2 NS 0 A 2 MX	🔓 Insecure
2026-06-23 04:17:09	989ms	2 NS 0 A 2 MX	🔓 Insecure
2026-06-16 20:05:07 shown	611ms	2 NS 0 A 2 MX	🔓 Insecure