acsit.dk

📜 Historical scan 2026-06-24 20:16:16  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

acsit.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 28 December 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.156.212 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by in1-smtp.messagingengine.com, in2-smtp.messagingengine.com. The zone is DNSSEC-signed but currently fails validation, 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#

3 records   305ms

🌍 A Records#

1 records   303ms

📧 MX Records#

2 records   156ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover93.191.156.212
🔶 Autoconfig93.191.156.212

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   331ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com

📝 TXT Records#

1 records   637ms
TXT Record
v=spf1 include:spf.messagingengine.com ?all

✉️ SPF#

PolicyRecord (acsit.dk)
?all (neutral) v=spf1 include:spf.messagingengine.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 2026-10-13 18:31:29
www93.191.156.212 (AS48854) (address records, no CNAME)
www vs bare domainSame network
acsit.dk: 93.191.156.212 (AS48854)
www.acsit.dk: 93.191.156.212 (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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ?all

  • warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

473ms
CheckResult
Validation Status⚠️ Bogus
AD Flag (resolver validates)✗ Not set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsbroken trust chain resolving 'acsit.dk/DS/IN': 127.0.0.1#53

🏷️ SOA#

322ms
FieldValue
Serial2024122807
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-13 18:56:24
FieldValue
RegistrarSimply.com A/S
Registered2024-12-28
Expires2026-12-27 (71d)

🔗 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
anars.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
305ms
A
303ms
MX
156ms
AAAA
243ms
TXT
637ms
CAA
248ms
HTTPS
268ms
TLSA
383ms
SOA
322ms
MTA-STS
263ms
DNSSEC
473ms
SRV
331ms
Total
3828ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-13 18:31:29 1543ms 3 NS 1 A 2 MX 🔒 Secure
2026-10-03 02:04:23 1800ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-30 01:44:23 741ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-26 16:05:23 1052ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-04 11:06:50 1656ms 3 NS 1 A 2 MX 🔒 Secure
2026-06-24 20:16:16 shown 3828ms 3 NS 1 A 2 MX ⚠️ Bogus
2026-06-23 16:41:34 1149ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-16 12:46:23 1059ms 3 NS 1 A 2 MX 🔒 Secure
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