sciencecenterskejby.dk

📜 Historical scan 2026-10-02 17:50:10  ·  ← 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   28ms

🌍 A Records#

2 records   28ms
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   33ms

🔐 HTTPS Records#

1 records   43ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.53.17,172.67.207.195 ech=AEX+DQBBrQAgACADxGB7DRq/nYRy12lBoxkE31deQrmhWIp4Ywr1bOiIFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:cfc3,2606:4700:3037::6815:3511

📝 TXT Records#

1 records   188ms
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 VUid-0MX9lI1LM8kUP7fbZL1sBlY5hP2ZB7oZo3TjYY
TXT _acme-challenge.sciencecenterskejby.dk jmPxdaQuNRoxuzvhAQZGqprRHmReAR7bdX3qS5Uien4

🔗 TLSA / DANE#

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

🔐 DNSSEC#

60ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

38ms
FieldValue
Serial2416431999
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
28ms
A
28ms
MX
32ms
AAAA
33ms
TXT
188ms
CAA
31ms
HTTPS
43ms
TLSA
139ms
SOA
38ms
MTA-STS
51ms
DNSSEC
60ms
SRV
73ms
Total
586ms

🕐 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 shown 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 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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