it-skolen.dk

Records from scan: 2026-06-27 14:27:20 · 1984ms total · last checked 2026-10-17 13:26 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

it-skolen.dk is a .dk domain served by 4 nameservers (dns1.p04.nsone.net, dns2.p04.nsone.net, dns3.p04.nsone.net and 1 more). It was registered on 22 February 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.198.14.52 is hosted by Google LLC (AS396982) in United States. Mail is handled by mx.zoho.eu, mx2.zoho.eu and 1 more. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 213ms

Nameserver	IP addresses	PTR	ASN / ISP
dns1.p04.nsone.net	198.51.44.4 2620:4d:4000:6259:7:4:0:1	dns1.p04.nsone.net dns1.p04.nsone.net	AS62597 NSONE Inc AS62597 NSONE Inc
dns2.p04.nsone.net	198.51.45.4 2a00:edc0:6259:7:4::2	dns2.p04.nsone.net dns2.p04.nsone.net	AS62597 NSONE Inc AS62597 NSONE Inc
dns3.p04.nsone.net	198.51.44.68 2620:4d:4000:6259:7:4:0:3	dns3.p04.nsone.net dns3.p04.nsone.net	AS62597 NSONE Inc AS62597 NSONE Inc
dns4.p04.nsone.net	198.51.45.68 2a00:edc0:6259:7:4::4	dns4.p04.nsone.net dns4.p04.nsone.net	AS62597 NSONE Inc AS62597 NSONE Inc

🌍 A Records#

1 records 201ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.198.14.52	3600s	52.14.198.104.bc.googleusercontent.com	AS396982	Google LLC	104.196.0.0/14	🇺🇸 United States	The Dalles

📧 MX Records#

3 records 209ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.zoho.eu	185.20.209.166 185.20.209.166 185.20.209.166 185.230.214.166 185.230.214.166 185.230.214.166	mx3.zoho.eu mx.zoho.eu mx2.zoho.eu mx3.zoho.eu mx.zoho.eu mx2.zoho.eu	AS41913 Computerline GmbH AS41913 Computerline GmbH AS41913 Computerline GmbH AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V
20	3600s	mx2.zoho.eu	185.230.214.166 185.230.214.166 185.230.214.166	mx3.zoho.eu mx.zoho.eu mx2.zoho.eu	AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V
30	3600s	mx3.zoho.eu	185.230.212.166 185.230.212.166 185.230.212.166	mx3.zoho.eu mx.zoho.eu mx2.zoho.eu	AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 578ms

TXT Record
v=spf1 include:zoho.eu ~all
zoho-verification=zb03105389.zmverify.zoho.eu

✉️ SPF#

Policy	Record (it-skolen.dk)
~all (soft fail)	v=spf1 include:zoho.eu ~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#

checked 2026-10-10 05:19:21

www	104.198.14.52 (AS396982) (address records, no CNAME)
www vs bare domain	Same network it-skolen.dk: 104.198.14.52 (AS396982) www.it-skolen.dk: 104.198.14.52 (AS396982)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

304ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA#

231ms

Field	Value
Serial	1591273545
Primary NS (MNAME)	dns1.p04.nsone.net
Responsible (RNAME)	hostmaster@nsone.net
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-08 23:53:22

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-02-22
Expires	2027-04-30 (194d)

📋 WHOIS#

⏱️ Lookup Timing#

213ms

201ms

209ms

AAAA

222ms

TXT

578ms

CAA

254ms

HTTPS

226ms

TLSA

310ms

SOA

231ms

MTA-STS

201ms

DNSSEC

304ms

SRV

259ms

Total

1984ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-06-27 14:27:20 shown	1984ms	4 NS 1 A 3 MX	🔓 Insecure
2026-06-25 06:53:55	4645ms	4 NS 1 A 3 MX	🔓 Insecure
2026-06-23 09:21:46	1116ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 14:34:12	2327ms	4 NS 1 A 3 MX	🔓 Insecure