centeo.dk

📜 Historical scan 2026-06-16 20:05:19 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

centeo.dk is a .dk domain served by 2 nameservers (christina.ns.cloudflare.com, frank.ns.cloudflare.com). It was registered on 4 June 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.114.96.1 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 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 57ms

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

🌍 A Records#

2 records 64ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.114.96.1	—	—	AS13335	Cloudflare, Inc.	188.114.96.0/22	—	—
188.114.97.1	—	—	AS13335	Cloudflare, Inc.	188.114.96.0/22	—	—

📧 MX Records#

5 records 60ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	aspmx.l.google.com	64.233.164.26	lf-in-f26.1e100.net	AS15169 Google LLC
5	—	alt1.aspmx.l.google.com	172.253.158.27	so-in-f27.1e100.net	AS15169 Google LLC
5	—	alt2.aspmx.l.google.com	172.253.158.27	so-in-f27.1e100.net	AS15169 Google LLC
10	—	alt3.aspmx.l.google.com	172.253.152.26	yulpptr-in-f26.1e100.net	AS15169 Google LLC
10	—	alt4.aspmx.l.google.com	192.178.230.27	yunrtab-in-f27.1e100.net	AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 59ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a06:98c1:3120::1	—	—	AS13335	Cloudflare, Inc.	2a06:98c1:3120:0:0:0:0:0/46	—	—
2a06:98c1:3121::1	—	—	AS13335	Cloudflare, Inc.	2a06:98c1:3120:0:0:0:0:0/46	—	—

🔐 HTTPS Records#

1 records 63ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBFgAgACCwNFLgRRTjCPoQPifC2po/IvrwYwTTzGDqxOmWREutYwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1

📝 TXT Records#

6 records 137ms

TXT Record
anthropic-domain-verification-cmkwwb=EyFNCrqQETja5YFbQc6wdeXU6
google-site-verification=3FnNrmLNWau1xlCoX8vBrbdPM6ObStqbJpuQusOID74
google-site-verification=83_ofZib14DqpxzYeEALM6cbmAf2pvmmcHEZgTJClYg
google-site-verification=tLNaX-sLuOZQXe8H5PUVhznrhBdBEGzGrDRPzRPYyio
google-site-verification=v1xNbOPVRfCfs_pHkS9V3nksD7l5reHGhZYld_w3njU
v=spf1 include:_spf.google.com include:spf.inmobile.com ~all

✉️ SPF#

Policy	Record (centeo.dk)
~all (soft fail)	v=spf1 include:_spf.google.com include:spf.inmobile.com ~all

📨 DMARC#

Policy	Record (_dmarc.centeo.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:4e8618e3736041e9bee2712fb76a544a@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 2026-10-16 02:09:57

www	104.21.75.193 172.67.180.227 2606:4700:3031::6815:4bc1 2606:4700:3031::ac43:b4e3 (AS13335) (address records, no CNAME)
www vs bare domain	Same network centeo.dk: 104.21.75.193 172.67.180.227 2606:4700:3031::6815:4bc1 2606:4700:3031::ac43:b4e3 (AS13335) www.centeo.dk: 104.21.75.193 172.67.180.227 2606:4700:3031::6815:4bc1 2606:4700:3031::ac43:b4e3 (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	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#

160ms

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

🏷️ SOA#

61ms

Field	Value
Serial	2406696925
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 12:57:30

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2015-06-04
Expires	2027-06-30 (254d)

🔗 Same registrant#

9 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)
centeo1.dk	Punktum dk A/S (direct)
centeo2.dk	Punktum dk A/S (direct)
centeo7.dk	Simply.com A/S
cnt1.dk	Punktum dk A/S (direct)
ekspertlaan.dk	Punktum dk A/S (direct)
hæveautomaten.dk	Punktum dk A/S (direct)
merkurfinans.dk	Punktum dk A/S (direct)
spillefesten.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

57ms

64ms

60ms

AAAA

59ms

TXT

137ms

CAA

59ms

HTTPS

63ms

TLSA

97ms

SOA

61ms

MTA-STS

60ms

DNSSEC

160ms

SRV

0ms

Total

725ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 02:09:57	2409ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-09 13:41:51	675ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-01 09:05:54	9423ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-30 09:06:53	832ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-23 22:28:43	855ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-01 23:47:05	1488ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-30 23:14:30	2237ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-28 11:27:21	10044ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-28 09:45:07	701ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-26 09:39:54	992ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-25 18:34:43	808ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-18 18:59:05	5797ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-02 18:57:14	1157ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-20 17:57:21	1544ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-16 20:05:19 shown	725ms	2 NS 2 A 5 MX	🔓 Insecure