insightu.dk

📜 Historical scan 2026-08-13 11:31:57  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

insightu.dk is a .dk domain served by 3 nameservers (ns1.stom.dk, ns2.stom.dk, ns3.stom.dk). It was registered on 11 September 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 152.115.36.113 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by insightu.dk. The zone is not DNSSEC-signed, publishes a 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   33ms

🌍 A Records#

1 records   76ms

📧 MX Records#

1 records   73ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s insightu.dk 152.115.36.113 s11.stom.dk AS31027 GlobalConnect A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverinsightu.dk → 152.115.36.113

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   344ms
TXT Record
facebook-domain-verification=0lgqyzbf1qld7mmgkwvtrcbjzj6yy6
v=spf1 ip4:152.115.36.113 +a +mx include:spf.stom.dk include:sendgrid.net include:_spf.simplero.com ~all

✉️ SPF#

PolicyRecord (insightu.dk)
~all (soft fail) v=spf1 ip4:152.115.36.113 +a +mx include:spf.stom.dk include:sendgrid.net include:_spf.simplero.com ~all

📨 DMARC#

PolicyRecord (_dmarc.insightu.dk)
p=none (monitor only) v=DMARC1; p=none; pct=100; rua=mailto:re+bxgszp2l0gv@dmarc.postmarkapp.com; sp=none; aspf=r;

📬 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 2026-10-25 21:55:59
www CNAMEinsightu.dk (all on insightu.dk)
www vs bare domainSame network
insightu.dk: 152.115.36.113 (AS31027)
www.insightu.dk: 152.115.36.113 (AS31027)
WildcardNo

✍️ DKIM keys#

3 found
SelectorCNAMEKey
default — RSA · ~2048 bit
s1 s1.domainkey.u5155.wl156.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u5155.wl156.sendgrid.net RSA · ~1024 bit below 2048 bit

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: 9/10 · policy: ~all

  • warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.insightu.dk MOfzZvYhZ7PC-SjbvyX_JhQcIx-gqCeUmlSOrrhoAzs

🔗 TLSA / DANE#

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

🔐 DNSSEC#

166ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026081102
Primary NS (MNAME)ns1.stom.dk
Responsible (RNAME)cpanel@stom.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-15 23:32:57
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2017-09-11
Expires2027-09-30 (337d)

🔗 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#

NS
33ms
A
76ms
MX
73ms
AAAA
71ms
TXT
344ms
CAA
70ms
HTTPS
70ms
TLSA
73ms
SOA
0ms
MTA-STS
96ms
DNSSEC
166ms
SRV
132ms
Total
1097ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-25 21:55:59 2947ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-15 23:23:06 2332ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-02 14:20:06 523ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-01 14:18:42 1668ms 1 NS 0 A 0 MX ❓ Unknown
2026-09-29 13:49:23 3202ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-13 11:31:57 shown 1097ms 3 NS 1 A 1 MX 🔓 Insecure
2026-07-30 13:57:37 878ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-20 00:50:55 525ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-19 19:38:17 727ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-19 06:31:26 856ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-17 14:49:49 350ms 0 NS 0 A 0 MX ❓ Unknown
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