tresko.dk

📜 Historical scan 2026-08-15 21:37:14  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tresko.dk is a .dk domain served by 2 nameservers (dimitris.ns.cloudflare.com, ursula.ns.cloudflare.com). It was registered on 10 June 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.2.178 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.pub.mailpod4-cph3.one.com, mx2.pub.mailpod4-cph3.one.com and 1 more. The zone is not DNSSEC-signed, has no 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   88ms
NameserverIP addressesPTRASN / ISP
dimitris.ns.cloudflare.com 108.162.195.6
162.159.44.6
172.64.35.6
2606:4700:58::a29f:2c06
2803:f800:50::6ca2:c306
2a06:98c1:50::ac40:2306		 dimitris.ns.cloudflare.com
dimitris.ns.cloudflare.com
dimitris.ns.cloudflare.com
dimitris.ns.cloudflare.com
dimitris.ns.cloudflare.com
dimitris.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
ursula.ns.cloudflare.com 108.162.194.191
162.159.38.191
172.64.34.191
2606:4700:50::a29f:26bf
2803:f800:50::6ca2:c2bf
2a06:98c1:50::ac40:22bf		 ursula.ns.cloudflare.com
ursula.ns.cloudflare.com
ursula.ns.cloudflare.com
ursula.ns.cloudflare.com
ursula.ns.cloudflare.com
ursula.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   58ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.2.178 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.129.133 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

3 records   82ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx1.pub.mailpod4-cph3.one.com 185.164.14.38 mx1.pub.mailpod4-cph3.one.com AS51468 One.com A/S
10 300s mx2.pub.mailpod4-cph3.one.com 185.164.14.39 mx2.pub.mailpod4-cph3.one.com AS51468 One.com A/S
10 300s mx3.pub.mailpod4-cph3.one.com 185.164.14.40 mx3.pub.mailpod4-cph3.one.com AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover172.67.129.133
🔶 Autoconfig104.21.2.178

🔷 AAAA Records (IPv6)#

2 records   93ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3032::ac43:8185 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3033::6815:2b2 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   83ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.2.178,172.67.129.133 ech=AEX+DQBB/AAgACDBkjkQD2BdrQQCoJ5nTdFmGVP+yIPiIHCHLdJamzCvagAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:8185,2606:4700:3033::6815:2b2

📝 TXT Records#

1 records   253ms
TXT Record
v=spf1 include:_custspf.one.com -all

✉️ SPF#

PolicyRecord (tresko.dk)
-all (hard fail) v=spf1 include:_custspf.one.com -all

📨 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 2026-10-17 15:25:00
www104.21.2.178 172.67.129.133 2606:4700:3032::ac43:8185 2606:4700:3033::6815:2b2 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.tresko.dk 4BXTdCekuPT6KlETyk8aF2EXkkIvEMgpWhHSP-733cA
TXT _acme-challenge.tresko.dk dEcE8XG6kP2D8IsNy1jGcwxmIkXKBa14jTjttKfd5rk

🔗 TLSA / DANE#

3 records   97ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod4-cph3.one.com DANE-EE · SPKI · SHA-256 DE4E16A98E12EC166733B8CBCDB9940A…
SMTP _25._tcp.mx2.pub.mailpod4-cph3.one.com DANE-EE · SPKI · SHA-256 DE4E16A98E12EC166733B8CBCDB9940A…
SMTP _25._tcp.mx3.pub.mailpod4-cph3.one.com DANE-EE · SPKI · SHA-256 DE4E16A98E12EC166733B8CBCDB9940A…

🔐 DNSSEC#

114ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2412292533
Primary NS (MNAME)dimitris.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-11 17:27:41
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2004-06-10
Expires2027-06-30 (254d)

🔗 Same registrant#

1 domain

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).

DomainRegistrar
koldingprofiltoj.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
88ms
A
58ms
MX
82ms
AAAA
93ms
TXT
253ms
CAA
81ms
HTTPS
83ms
TLSA
97ms
SOA
0ms
MTA-STS
104ms
DNSSEC
114ms
SRV
1191ms
Total
2303ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 15:25:00 865ms 2 NS 2 A 3 MX 🔓 Insecure
2026-10-16 13:55:31 1432ms 2 NS 2 A 3 MX 🔓 Insecure
2026-10-15 10:57:49 1403ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-25 23:04:59 762ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-25 14:36:00 1318ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-28 02:20:02 1377ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-26 21:00:26 9971ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-17 17:21:28 3114ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-15 21:37:14 shown 2303ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-03 07:11:43 1860ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-25 23:41:25 1102ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-22 18:35:13 1025ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-17 20:43:18 909ms 2 NS 2 A 3 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone