skivecollege.dk

📜 Historical scan 2026-09-14 08:53:48  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

skivecollege.dk is a .dk domain served by 2 nameservers (meiling.ns.cloudflare.com, sullivan.ns.cloudflare.com). It was registered on 24 May 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.45.149 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by eu-esec-01.heimdalsecurity.com, eu-esec-02.heimdalsecurity.com. The zone is not DNSSEC-signed, publishes a 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   149ms

🌍 A Records#

2 records   113ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.45.149 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.215.175 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

2 records   118ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 52.98.241.184

🔷 AAAA Records (IPv6)#

2 records   146ms

🔐 HTTPS Records#

1 records   115ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.45.149,172.67.215.175 ech=AEX+DQBBBwAgACCp0DM9ree7iMR1s3p+J4gHuZTWNyuFRuZPym5gXZySfQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:2d95,2606:4700:3037::ac43:d7af

🔌 SRV Records#

1 records   155ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com

📝 TXT Records#

7 records   234ms
TXT Record
apple-domain-verification=stB2xbWLtm3asti5
autodesk-domain-verification=aqaL8x3SQpVCQydqxAd_
HARICA-2mEJLKpMGv7BOMEAH8A
HARICA-dFj0nESi4YTZjhGF7AJ
klaviyo-site-verification=YhPgJT
MS=ms35635419
v=spf1 include:o2._spf.hostedsepo.dk include:spf-esec.heimdalsecurity.com include:spf.protection.outlook.com -all

✉️ SPF#

📨 DMARC#

PolicyRecord (_dmarc.skivecollege.dk)
p=quarantine v=DMARC1; p=quarantine; rua=mailto:gcafy1yi@ag.dmarcian-eu.com, mailto:test1@example.com; ruf=mailto:gcafy1yi@fr.dmarcian-eu.com, mailto:test1@example.com;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

12 records   115ms

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-21 02:38:12

✍️ DKIM keys#

2 found
SelectorCNAMEKey
s1 s1.domainkey.u214558.wl059.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u214558.wl059.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: 3/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.skivecollege.dk YWjPqL8r-2FfO1Novt72lVtJ3I2mAqJyXiwdvHGAPDo
TXT _acme-challenge.skivecollege.dk ZcVz8w8vgK7vbdEhOQKBbhiKjH0cOYUCuDpmZaUEhMg

🔗 TLSA / DANE#

2 records   465ms
Service / OwnerTypeCert association
SMTP _25._tcp.eu-esec-01.heimdalsecurity.com DANE-EE · SPKI · SHA-256 2E8933DD6DB99304A5A9D5C4ECDE7B8E…
SMTP _25._tcp.eu-esec-02.heimdalsecurity.com DANE-EE · SPKI · SHA-256 2E8933DD6DB99304A5A9D5C4ECDE7B8E…

🔐 DNSSEC#

162ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2414756643
Primary NS (MNAME)meiling.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-21 03:16:53
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2017-05-24
Expires2029-05-31 (950d)

🔗 Same registrant#

3 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).

DomainRegistrar
aspitmidtjylland.dkSimply.com A/S
collegeskive.dkPunktum dk A/S (direct)
ithaj.dk DeactivatedPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
149ms
A
113ms
MX
118ms
AAAA
146ms
TXT
234ms
CAA
115ms
HTTPS
115ms
TLSA
465ms
SOA
0ms
MTA-STS
136ms
DNSSEC
162ms
SRV
155ms
Total
1754ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-21 02:38:12 779ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-04 20:59:15 644ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-29 20:41:45 1143ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-28 20:24:39 1047ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-27 20:09:07 898ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-25 17:41:48 1548ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-22 09:09:05 1589ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-20 13:39:19 1184ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-14 08:53:48 shown 1754ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-09 09:17:01 1731ms 2 NS 2 A 2 MX 🔓 Insecure
2026-07-27 17:16:10 9956ms 2 NS 2 A 2 MX 🔓 Insecure
2026-07-16 05:12:37 1858ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-27 06:11:20 1224ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-25 04:35:50 1272ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-22 11:58:45 1224ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-20 23:27:32 1068ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-17 14:42:08 3144ms 2 NS 2 A 2 MX 🔓 Insecure
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