rprskole.dk

📜 Historical scan 2026-09-16 07:50:32 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rprskole.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 10 June 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by rprskole-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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#

2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	3600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records#

1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	rprskole-dk.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca04::b 2a01:111:f403:ca09::24 2a01:111:f403:ca21::c 52.101.103.137 52.101.103.140 52.101.185.114 52.101.68.10	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-dbbpr03cu00102.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

5 records 160ms

TXT Record
_globalsign-domain-verification=7gDJJgUgrGMbN6lFig7c9RqYnR6O1Ehalzhd5G8tsv
_globalsign-domain-verification=d-zVv9cv8hKQVh8k33ZejkW5L9RgijrZoGhl_ZDRkH
_globalsign-domain-verification=lWvkTgXw0gpprHuqJ8tz03pQuSmCi8cxshBX1M0odZ
_globalsign-domain-verification=XGjcqnE7uB0RUbiEJTt6Hc4QkqHHTgxBP1DNm9oIdE
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

✉️ SPF#

Policy	Record (rprskole.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_custspf.one.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 2026-10-20 21:36:33

www	195.47.247.18 (AS51468) (address records, no CNAME)
www vs bare domain	Same network rprskole.dk: 195.47.247.18 (AS51468) www.rprskole.dk: 195.47.247.18 (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-rprskole-dk0i._domainkey.rprskoledk.onmicrosoft.com	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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

126ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026090901
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-07 02:40:42

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2015-06-10
Expires	2027-06-30 (247d)

📋 WHOIS#

⏱️ Lookup Timing#

44ms

36ms

AAAA

1166ms

TXT

160ms

CAA

33ms

HTTPS

36ms

TLSA

910ms

SOA

0ms

MTA-STS

55ms

DNSSEC

126ms

SRV

73ms

Total

2658ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 21:36:33	1124ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-13 14:34:21	2034ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-12 08:26:12	1584ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-11 06:29:32	1262ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 14:08:16	879ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-21 16:53:08	848ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-16 07:50:32 shown	2658ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-06 01:34:13	1928ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-20 13:47:33	5112ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-09 04:24:51	1383ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 15:10:28	842ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 15:36:59	1195ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 05:15:41	846ms	2 NS 1 A 1 MX	🔒 Secure