sciencecenterskejby.dk

📜 Historical scan 2026-09-26 16:53:05  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sciencecenterskejby.dk is a .dk domain served by 2 nameservers (marjory.ns.cloudflare.com, theo.ns.cloudflare.com). It was registered on 25 November 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.53.17 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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   32ms

🌍 A Records#

2 records   31ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.53.17 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.207.195 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   38ms

🔐 HTTPS Records#

1 records   39ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.53.17,172.67.207.195 ech=AEX+DQBBegAgACC7qEZkgW2KJxglVK52B5L+RN3FIyTY0YGe9CBJrCxaRwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:cfc3,2606:4700:3037::6815:3511

📝 TXT Records#

1 records   199ms
TXT Record
v=spf1 -all

✉️ SPF#

PolicyRecord (sciencecenterskejby.dk)
-all (hard fail) v=spf1 -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 2026-10-17 16:36:00
wwwExists, no address
www vs bare domainwww does not resolve
sciencecenterskejby.dk: 104.21.53.17 172.67.207.195 2606:4700:3031::ac43:cfc3 2606:4700:3037::6815:3511 (AS13335)
www.sciencecenterskejby.dk: no address
(all like this)
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
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: 0/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.sciencecenterskejby.dk TFVTtnxCCcj4tBd7tn7PpDBJwYt2F7glUbW_uStf4ow
TXT _acme-challenge.sciencecenterskejby.dk yYhe62K_h4POy7s8Ppr_L0nL25zK8pxEAG5jwmy1DQE

🔗 TLSA / DANE#

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

🔐 DNSSEC#

70ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2415574872
Primary NS (MNAME)marjory.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-17 16:55:03
FieldValue
RegistrarCURANET A/S
Registered2013-11-25
Expires2026-11-30 (34d)

🔗 Same registrant#

35 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
32ms
A
31ms
MX
33ms
AAAA
38ms
TXT
199ms
CAA
42ms
HTTPS
39ms
TLSA
61ms
SOA
0ms
MTA-STS
59ms
DNSSEC
70ms
SRV
61ms
Total
540ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 16:36:00 474ms 2 NS 2 A 0 MX 🔓 Insecure
2026-10-04 17:57:14 446ms 2 NS 2 A 0 MX 🔓 Insecure
2026-10-02 17:50:10 586ms 2 NS 2 A 0 MX 🔓 Insecure
2026-10-01 17:47:33 369ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-29 17:27:27 645ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-27 17:03:31 1082ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-26 16:53:05 shown 540ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-23 16:51:42 1147ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-15 15:01:48 1443ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-03 23:23:56 456ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-30 12:51:08 1314ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-27 07:37:14 693ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-06 22:54:12 864ms 2 NS 2 A 0 MX 🔓 Insecure
2026-07-13 05:01:38 8803ms 2 NS 2 A 0 MX ❓ Unknown
2026-06-28 13:25:27 1555ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-25 02:14:13 832ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-23 02:46:19 1489ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-21 04:07:23 920ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 09:25:20 2444ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-17 13:52:41 2005ms 2 NS 2 A 0 MX 🔓 Insecure
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