rhskole.dk

📜 Historical scan 2026-09-11 16:34:14 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rhskole.dk is a .dk domain served by 2 nameservers (elly.ns.cloudflare.com, harlan.ns.cloudflare.com). It was registered on 1 October 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.14.172 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by rhskole-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 43ms

Nameserver	IP addresses	PTR	ASN / ISP
elly.ns.cloudflare.com	108.162.194.246 162.159.38.246 172.64.34.246 2606:4700:50::a29f:26f6 2803:f800:50::6ca2:c2f6 2a06:98c1:50::ac40:22f6	elly.ns.cloudflare.com elly.ns.cloudflare.com elly.ns.cloudflare.com elly.ns.cloudflare.com elly.ns.cloudflare.com elly.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
harlan.ns.cloudflare.com	108.162.195.250 162.159.44.250 172.64.35.250 2606:4700:58::a29f:2cfa 2803:f800:50::6ca2:c3fa 2a06:98c1:50::ac40:23fa	harlan.ns.cloudflare.com harlan.ns.cloudflare.com harlan.ns.cloudflare.com harlan.ns.cloudflare.com harlan.ns.cloudflare.com harlan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.14.172	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.160.23	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 58ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	rhskole-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca3c::6 2a01:111:f403:ca3c::a 2a01:111:f403:ca48::10 52.101.209.153 52.101.68.10 52.101.68.39 52.101.73.153	mail-db6pr03cu00105.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as8pr05cu00401.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	172.67.160.23
🔶 Autoconfig	104.21.14.172

🔷 AAAA Records (IPv6)#

2 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:eac	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:a017	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 40ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.14.172,172.67.160.23 ech=AEX+DQBBYQAgACC9Vx7aJ6um4Ota/JQNkH8cCqV6aT3AKX4V+gEeeSqhTAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:eac,2606:4700:3033::ac43:a017

📝 TXT Records#

2 records 175ms

TXT Record
MS=ms13367804
v=spf1 include:spf.protection.outlook.com include:_spf.powerhosting.dk include:dedicated.mysmtp.com ~all

✉️ SPF#

Policy	Record (rhskole.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:_spf.powerhosting.dk include:dedicated.mysmtp.com ~all

📨 DMARC#

Policy	Record (_dmarc.rhskole.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=none; adkim=r; aspf=r; rua=mailto:abuse@rhskole.dk; ruf=mailto:abuse@rhskole.dk; fo=0; pct=100; ri=86400

📬 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 2026-10-08 10:38:44

www	104.21.14.172 172.67.160.23 2606:4700:3033::6815:eac 2606:4700:3033::ac43:a017 (AS13335) (address records, no CNAME)
www vs bare domain	Same network rhskole.dk: 104.21.14.172 172.67.160.23 2606:4700:3033::6815:eac 2606:4700:3033::ac43:a017 (AS13335) www.rhskole.dk: 104.21.14.172 172.67.160.23 2606:4700:3033::6815:eac 2606:4700:3033::ac43:a017 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 6/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

75ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2410401249
Primary NS (MNAME)	elly.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-08 19:25:41

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2007-10-01
Expires	2027-10-31 (374d)

📋 WHOIS#

⏱️ Lookup Timing#

43ms

40ms

58ms

AAAA

45ms

TXT

175ms

CAA

68ms

HTTPS

40ms

TLSA

697ms

SOA

0ms

MTA-STS

57ms

DNSSEC

75ms

SRV

77ms

Total

1738ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 06:42:48	2890ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 10:39:50	1913ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-22 09:55:23	2297ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-11 16:34:14 shown	1738ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-25 17:02:22	11693ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-24 16:17:36	2515ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 00:18:13	1312ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 16:02:48	1166ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 13:33:21	3555ms	2 NS 2 A 1 MX	🔓 Insecure