seoptimize.dk

📜 Historical scan 2026-08-09 16:55:37  ·  ← Latest scan
🧟 Lame delegation ⬇ Zone File 📜 Timeline & History ⚡ Scan Now

seoptimize.dk is a registered .dk domain whose nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com) do not answer for it, so it is currently a lame delegation and does not resolve. It was registered on 28 June 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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#

3 records   148ms

🌍 A Records#

🌍
No A records found

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ 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 2026-10-10 16:21:50
www93.191.156.118 (AS48854) (address records, no CNAME)
www vs bare domainSame network
seoptimize.dk: 93.191.156.118 (AS48854)
www.seoptimize.dk: 93.191.156.118 (AS48854)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

245ms
CheckResult
Validation Status⚠️ Bogus — the parent still publishes a DS record, but the delegated nameservers don't answer, so no signed answer can be fetched. The zone isn't serving broken signatures; it isn't serving at all.
AD Flag (resolver validates)✗ Not set
DS Record✓ Found
DNSKEY Record✗ Not found
Flagsresolution failed: failure

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-18 16:35:52
FieldValue
RegistrarSimply.com A/S
Registered2023-06-28
Expires2027-06-27 (251d)

🔗 Same registrant#

5 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).

DomainRegistrar
alarmihjemmet.dkSimply.com A/S
boernihjemmet.dkSimply.com A/S
garnihjemmet.dkSimply.com A/S
negleihjemmet.dkSimply.com A/S
sportihjemmet.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
148ms
A
142ms
MX
167ms
AAAA
142ms
TXT
568ms
CAA
166ms
HTTPS
167ms
TLSA
85ms
SOA
33ms
MTA-STS
87ms
DNSSEC
245ms
SRV
368ms
Total
1456ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-03 03:23:23 674ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-01 03:08:43 668ms 3 NS 1 A 1 MX 🔒 Secure
2026-08-28 06:14:37 623ms 3 NS 1 A 1 MX 🔒 Secure
2026-08-26 20:08:43 754ms 3 NS 1 A 1 MX 🔒 Secure
2026-08-18 23:38:22 5014ms 3 NS 1 A 1 MX 🔒 Secure
2026-08-17 05:51:56 1428ms 3 NS 0 A 0 MX ⚠️ Bogus
2026-08-16 01:21:02 1246ms 3 NS 0 A 0 MX ⚠️ Bogus
2026-08-14 17:58:59 4496ms 3 NS 0 A 0 MX ⚠️ Bogus
2026-08-13 13:17:41 3180ms 3 NS 0 A 0 MX ⚠️ Bogus
2026-08-09 16:55:37 shown 1456ms 3 NS 0 A 0 MX ⚠️ Bogus
2026-08-08 15:41:27 3078ms 3 NS 0 A 0 MX ⚠️ Bogus
2026-08-07 13:30:12 10208ms 3 NS 0 A 0 MX ⚠️ Bogus
2026-07-14 04:39:36 16526ms 3 NS 1 A 1 MX 🔒 Secure
2026-07-11 18:27:03 2719ms 1 NS 0 A 0 MX ❓ Unknown
2026-07-09 04:58:05 765ms 1 NS 0 A 0 MX ❓ Unknown
2026-07-07 04:27:34 1507ms 1 NS 0 A 0 MX ❓ Unknown
2026-07-05 13:52:25 738ms 1 NS 0 A 0 MX ❓ Unknown
2026-07-04 12:36:25 2070ms 1 NS 0 A 0 MX ❓ Unknown
2026-07-02 22:58:23 627ms 1 NS 0 A 0 MX ❓ Unknown
2026-06-26 18:34:47 587ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-25 08:17:14 659ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-21 16:00:36 3473ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-21 15:55:14 1169ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-19 18:45:12 584ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-18 01:14:43 882ms 3 NS 1 A 1 MX 🔒 Secure
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