it-skolen.dk DNS records

🖥️ Nameservers4 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 Records1 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 Records3 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 Records2 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

🔗 TLSA / DANE

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

🔐 DNSSEC304ms

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

🏷️ SOA231ms

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

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

213ms

A

201ms

MX

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	1984ms	4 NS 1 A 3 MX	🔓 Insecure	View
2026-06-25 06:53:55	4645ms	4 NS 1 A 3 MX	🔓 Insecure	View
2026-06-23 09:21:46	1116ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 14:34:12	2327ms	4 NS 1 A 3 MX	🔓 Insecure	View