ltstudio.dk

📜 Historical scan 2026-08-29 23:57:21  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ltstudio.dk is a .dk domain served by 2 nameservers (dell.ns.cloudflare.com, karl.ns.cloudflare.com). It was registered on 17 June 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.54.188 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.ltstudio.dk. 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   84ms

🌍 A Records#

2 records   68ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.54.188 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.141.28 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   73ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover172.67.141.28
🔶 Autoconfig172.67.141.28

🔷 AAAA Records (IPv6)#

2 records   75ms

🔐 HTTPS Records#

1 records   98ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.54.188,172.67.141.28 ech=AEX+DQBBuQAgACAnF1Oi1qCMezTn1AEkUHOAtLbfBj5L/k5Nwtj0TEy6HAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:36bc,2606:4700:3032::ac43:8d1c

📝 TXT Records#

1 records   385ms
TXT Record
v=spf1 include:relay.mailchannels.net include:spf.antispamcloud.com -all

✉️ SPF#

PolicyRecord (ltstudio.dk)
-all (hard fail) v=spf1 include:relay.mailchannels.net include:spf.antispamcloud.com -all

📨 DMARC#

PolicyRecord (_dmarc.ltstudio.dk)
p=reject v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:8a3bbf8edcdd470db945ecec7e1cb5d2@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 2026-10-09 10:09:05

✍️ DKIM keys#

6 found
SelectorCNAMEKey
default — Revoked (empty key)
dkim — Revoked (empty key)
k1 — Revoked (empty key)
mail — Revoked (empty key)
s1 — Revoked (empty key)
s2 — Revoked (empty key)

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#

258ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2413522589
Primary NS (MNAME)dell.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-08 17:46:43
FieldValue
RegistrarSimply.com A/S
Registered2023-06-17
Expires2027-06-16 (240d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
84ms
A
68ms
MX
73ms
AAAA
75ms
TXT
385ms
CAA
127ms
HTTPS
98ms
TLSA
138ms
SOA
0ms
MTA-STS
155ms
DNSSEC
258ms
SRV
175ms
Total
1478ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 10:09:05 539ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-07 22:39:07 521ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-24 06:13:25 9528ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-20 14:15:11 1369ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-13 12:30:43 1541ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-29 23:57:21 shown 1478ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-17 09:13:26 1146ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-03 11:49:24 978ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 13:20:58 4988ms 2 NS 2 A 1 MX 🔓 Insecure
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