realskolen.dk

📜 Historical scan 2026-10-02 08:45:12 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

realskolen.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 24 June 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.130.190.68 is hosted by Procopa IT ApS (AS210939) in Denmark. Mail is handled by realskolen-dk.mail.protection.outlook.com. 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 34ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.130.190.68	2168s	web03.simpledigital.dk	AS210939	Procopa IT ApS	185.130.190.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	realskolen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca09::26 2a01:111:f403:ca21::a 2a01:111:f403:ca48::c 52.101.181.153 52.101.68.15 52.101.68.27 52.101.73.155	mail-db7pr03cu00601.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.152
🔶 Autoconfig	185.130.190.68

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 127ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (realskolen.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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 2026-10-24 14:06:34

www	185.130.190.68 (AS210939) (address records, no CNAME)
www vs bare domain	Same network realskolen.dk: 185.130.190.68 (AS210939) www.realskolen.dk: 185.130.190.68 (AS210939)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-realskolen-dk._domainkey.holbaekrealskole.onmicrosoft.com	RSA · ~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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

64ms

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

🏷️ SOA#

35ms

Field	Value
Serial	2026100104
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-24 14:22:52

Field	Value
Registrar	Simply.com A/S
Registered	1998-06-24
Expires	2027-06-30 (246d)

🔗 Same registrant#

2 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).

Domain	Registrar
holbaek-realskolen.dk	Punktum dk A/S (direct)
holbaekrealskole.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

34ms

31ms

28ms

AAAA

40ms

TXT

127ms

CAA

36ms

HTTPS

40ms

TLSA

172ms

SOA

35ms

MTA-STS

46ms

DNSSEC

64ms

SRV

58ms

Total

505ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-24 14:06:34	1925ms	4 NS 1 A 1 MX	🔓 Insecure
2026-10-20 21:56:47	1053ms	4 NS 1 A 1 MX	🔓 Insecure
2026-10-12 13:21:14	1429ms	4 NS 1 A 1 MX	🔓 Insecure
2026-10-02 08:45:12 shown	505ms	4 NS 1 A 1 MX	🔓 Insecure
2026-10-01 08:40:03	720ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-27 12:28:24	1484ms	4 NS 1 A 1 MX	🔓 Insecure
2026-07-02 14:21:08	1354ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-24 05:52:17	1523ms	4 NS 1 A 1 MX	❓ Unknown
2026-06-22 12:28:40	1187ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 02:22:38	3222ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-17 18:55:41	1293ms	4 NS 1 A 1 MX	🔓 Insecure