it-skolen.dk

📜 Historical scan 2026-06-25 06:53:55 · ← Latest scan

⬇ 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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 117ms

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 122ms

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 162ms

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	mx2.zoho.eu mx3.zoho.eu mx.zoho.eu mx.zoho.eu mx2.zoho.eu mx3.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	mx.zoho.eu mx2.zoho.eu mx3.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 668ms

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#

latest probe, not this scan · checked 2026-10-21 06:24:47

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#

687ms

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

🏷️ SOA#

351ms

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 2026-10-17 17:03:35

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-02-22
Expires	2027-04-30 (185d)

📋 WHOIS#

⏱️ Lookup Timing#

117ms

122ms

162ms

AAAA

135ms

TXT

668ms

CAA

141ms

HTTPS

134ms

TLSA

2197ms

SOA

351ms

MTA-STS

413ms

DNSSEC

687ms

SRV

470ms

Total

4645ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 06:24:47	1256ms	4 NS 1 A 3 MX	🔓 Insecure
2026-06-27 14:27:20	1984ms	4 NS 1 A 3 MX	🔓 Insecure
2026-06-25 06:53:55 shown	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