centech.dk

📜 Historical scan 2026-10-17 03:06:34 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

centech.dk is a .dk domain served by 2 nameservers (addilyn.ns.cloudflare.com, walt.ns.cloudflare.com). It was registered on 11 May 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, has no 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 91ms

Nameserver	IP addresses	PTR	ASN / ISP
addilyn.ns.cloudflare.com	108.162.194.217 162.159.38.217 172.64.34.217 2606:4700:50::a29f:26d9 2803:f800:50::6ca2:c2d9 2a06:98c1:50::ac40:22d9	addilyn.ns.cloudflare.com addilyn.ns.cloudflare.com addilyn.ns.cloudflare.com addilyn.ns.cloudflare.com addilyn.ns.cloudflare.com addilyn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
walt.ns.cloudflare.com	108.162.193.148 172.64.33.148 173.245.59.148 2606:4700:58::adf5:3b94 2803:f800:50::6ca2:c194 2a06:98c1:50::ac40:2194	walt.ns.cloudflare.com walt.ns.cloudflare.com walt.ns.cloudflare.com walt.ns.cloudflare.com walt.ns.cloudflare.com walt.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#

5 records 177ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	aspmx.l.google.com	142.251.127.27 2a00:1450:4001:c21::1b	lcfrai-in-f27.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt1.aspmx.l.google.com	142.250.147.26 2a00:1450:4025:c01::1a	rd-in-f26.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt2.aspmx.l.google.com	172.253.152.26 2a00:1450:4010:c22::1a	yulpptr-in-f26.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx2.googlemail.com	142.250.147.26 2a00:1450:4025:c01::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx3.googlemail.com	172.253.152.26 2a00:1450:4010:c22::1b	yulpptr-in-f26.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 411ms

TXT Record
google-site-verification=9zzpZXze3o0ovI_2VgXe3hCFCG5C8332jXoY90_oPV0

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-20 08:13:29

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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

283ms

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#

98ms

Field	Value
Serial	2417666049
Primary NS (MNAME)	addilyn.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-20 08:38:13

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-05-11
Expires	2035-06-30 (3174d)

🔗 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#

91ms

74ms

177ms

AAAA

88ms

TXT

411ms

CAA

114ms

HTTPS

162ms

TLSA

434ms

SOA

98ms

MTA-STS

209ms

DNSSEC

283ms

SRV

197ms

Total

3563ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 08:13:29	1526ms	2 NS 0 A 5 MX	🔓 Insecure
2026-10-19 04:43:33	1737ms	2 NS 0 A 5 MX	🔓 Insecure
2026-10-17 03:06:34 shown	3563ms	2 NS 0 A 5 MX	🔓 Insecure
2026-10-07 12:12:07	833ms	2 NS 0 A 5 MX	🔓 Insecure
2026-09-03 17:55:04	3437ms	2 NS 0 A 5 MX	🔓 Insecure
2026-08-19 03:16:45	7596ms	2 NS 0 A 5 MX	🔓 Insecure
2026-08-10 12:43:05	1598ms	2 NS 0 A 5 MX	🔓 Insecure
2026-06-23 05:57:44	1091ms	2 NS 0 A 5 MX	🔓 Insecure
2026-06-20 09:59:31	518ms	2 NS 0 A 5 MX	🔓 Insecure
2026-06-16 20:18:28	14095ms	2 NS 0 A 5 MX	🔓 Insecure
2026-06-16 20:06:03	684ms	2 NS 0 A 5 MX	🔓 Insecure