skolerneshus.dk

📜 Historical scan 2026-08-10 05:25:41  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

skolerneshus.dk is a .dk domain served by 2 nameservers (ken.ns.cloudflare.com, lily.ns.cloudflare.com). It was registered on 17 June 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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#

2 records   71ms

🌍 A Records#

🌍
No A records found

📧 MX Records#

5 records   101ms

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   226ms
TXT Record
google-site-verification=4o0S5HjZsqZs3x0XV24mYWQZYHaPN5laPwOGV4JPpFk
v=spf1 include:spf.mandrillapp.com include:_spf.google.com include:servers.mcsv.net include:_spf.opusgroup.email ~all

✉️ SPF#

📨 DMARC#

PolicyRecord (_dmarc.skolerneshus.dk)
p=quarantine v=DMARC1; p=quarantine; rua=mailto:bd01dd80a57f104@rep.dmarcanalyzer.com; ruf=mailto:bd01dd80a57f104@for.dmarcanalyzer.com; pct=100; sp=quarantine; fo=1

📬 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 2026-10-07 14:55:15
wwwNXDOMAIN
www vs bare domainNeither resolves
skolerneshus.dk: no address
www.skolerneshus.dk: no address
WildcardNo

✍️ DKIM keys#

4 found
SelectorCNAMEKey
google — RSA · ~2048 bit
k1 dkim.mcsv.net RSA · ~1024 bit below 2048 bit
s1 s1.domainkey.u2832016.wl017.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u2832016.wl017.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: 4/10 · policy: ~all

  • error include:_spf.opusgroup.email has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

184ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset

🏷️ SOA#

0ms
FieldValue
Serial2411735959
Primary NS (MNAME)ken.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-07 15:11:42
FieldValue
RegistrarSimply.com A/S
Registered2015-06-17
Expires2029-04-30 (920d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
71ms
A
85ms
MX
101ms
AAAA
54ms
TXT
226ms
CAA
86ms
HTTPS
71ms
TLSA
172ms
SOA
0ms
MTA-STS
96ms
DNSSEC
184ms
SRV
105ms
Total
1574ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-07 14:55:15 778ms 2 NS 0 A 5 MX 🔓 Insecure
2026-10-04 12:01:23 553ms 2 NS 0 A 5 MX 🔓 Insecure
2026-09-23 14:41:59 830ms 2 NS 0 A 5 MX 🔓 Insecure
2026-08-28 07:48:44 720ms 2 NS 0 A 5 MX 🔓 Insecure
2026-08-10 05:25:41 shown 1574ms 2 NS 0 A 5 MX 🔓 Insecure
2026-07-24 20:34:35 10799ms 2 NS 0 A 5 MX 🔓 Insecure
2026-06-17 20:36:31 896ms 2 NS 0 A 5 MX 🔓 Insecure
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