schuleit.dk

📜 Historical scan 2026-07-19 21:41:09  ·  ← Latest scan
🧟 Lame delegation ⬇ Zone File 📜 Timeline & History ⚡ Scan Now

schuleit.dk is a registered .dk domain whose nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more) do not answer for it, so it is currently a lame delegation and does not resolve. It 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#

4 records   527ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S

🌍 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 2026-10-11 08:49:48
www CNAMEschuleit.github.io (all on github.io)
www vs bare domainSame network
WildcardNo
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#

669ms
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#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
527ms
A
602ms
MX
592ms
AAAA
589ms
TXT
2135ms
CAA
584ms
HTTPS
585ms
TLSA
371ms
SOA
126ms
MTA-STS
619ms
DNSSEC
669ms
SRV
606ms
Total
3992ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-01 16:55:21 795ms 4 NS 4 A 1 MX 🔒 Secure
2026-09-24 15:53:17 552ms 4 NS 4 A 1 MX 🔒 Secure
2026-09-20 17:32:08 690ms 4 NS 4 A 1 MX 🔒 Secure
2026-07-28 04:35:30 835ms 4 NS 1 A 1 MX 🔒 Secure
2026-07-27 04:12:10 9184ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-26 03:20:32 10279ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-25 02:56:06 9423ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-24 02:24:19 1568ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-23 01:45:56 10186ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-21 19:12:33 10192ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-19 21:41:09 shown 3992ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-18 19:51:46 1408ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-17 18:23:42 1369ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-16 05:50:37 1736ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-14 11:48:37 1732ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-13 00:54:03 10310ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-11 15:35:21 17920ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-08 21:59:44 9424ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-06-23 17:13:14 669ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-22 19:40:53 1184ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-17 13:34:48 1814ms 4 NS 1 A 1 MX 🔒 Secure
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