oebrofriskole.dk

📜 Historical scan 2026-06-20 04:48:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

oebrofriskole.dk is a .dk domain served by 2 nameservers (bella.ns.cloudflare.com, mark.ns.cloudflare.com). It was registered on 8 October 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.74.147 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by oebrofriskole-dk.mail.protection.outlook.com. The zone is DNSSEC-signed but currently fails validation, has no 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 44ms

Nameserver	IP addresses	PTR	ASN / ISP
bella.ns.cloudflare.com	108.162.192.74 172.64.32.74 173.245.58.74 2606:4700:50::adf5:3a4a 2803:f800:50::6ca2:c04a 2a06:98c1:50::ac40:204a	bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mark.ns.cloudflare.com	108.162.193.130 172.64.33.130 173.245.59.130 2606:4700:58::adf5:3b82 2803:f800:50::6ca2:c182 2a06:98c1:50::ac40:2182	mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.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 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.74.147	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.159.97	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	oebrofriskole-dk.mail.protection.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca09::20 2a01:111:f403:ca09::7 2a01:111:f403:ca09::9 52.101.68.12 52.101.73.2 52.101.73.26 52.101.73.30	mail-db8pr02cu00106.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 52.98.149.136

🔷 AAAA Records (IPv6)#

2 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:4a93	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:9f61	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 54ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.74.147,172.67.159.97 ech=AEX+DQBBzwAgACDxJ2FjRTVzbxDzXLqpBDHANtNjZ8A7nB+a5Du49OcfGgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:4a93,2606:4700:3036::ac43:9f61

📝 TXT Records#

1 records 280ms

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

✉️ SPF#

Policy	Record (oebrofriskole.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 2026-10-15 21:48:00

www	Exists, no address
www vs bare domain	www does not resolve oebrofriskole.dk: 104.21.74.147 172.67.159.97 2606:4700:3033::6815:4a93 2606:4700:3036::ac43:9f61 (AS13335) www.oebrofriskole.dk: no address (all like this)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-oebrofriskole-dk._domainkey.obrofriskole.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-oebrofriskole-dk._domainkey.obrofriskole.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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

119ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	broken trust chain resolving 'oebrofriskole.dk/DNSKEY/IN': 127.0.0.1#53

🏷️ SOA#

40ms

Field	Value
Serial	2407175004
Primary NS (MNAME)	bella.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 09:30:27

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-10-08
Expires	2030-10-31 (1471d)

📋 WHOIS#

⏱️ Lookup Timing#

44ms

46ms

43ms

AAAA

45ms

TXT

280ms

CAA

47ms

HTTPS

54ms

TLSA

158ms

SOA

40ms

MTA-STS

59ms

DNSSEC

119ms

SRV

113ms

Total

890ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 21:48:00	1830ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-11 09:25:52	1250ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-10 09:14:14	925ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 22:09:47	1705ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-29 01:54:46	2095ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 17:26:26	1244ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-23 10:31:25	2426ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-12 23:06:04	9390ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-04 16:39:49	4000ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-13 03:16:10	1542ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-28 00:40:30	1010ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-22 05:44:09	813ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 04:48:29 shown	890ms	2 NS 2 A 1 MX	⚠️ Bogus
2026-06-18 00:37:10	1040ms	2 NS 2 A 1 MX	🔓 Insecure