oebrofriskole.dk DNS records

🖥️ Nameservers2 records 29ms

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 Records2 records 31ms

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 Records1 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	oebrofriskole-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca09::7 2a01:111:f403:ca09::8 2a01:111:f403:ca09::b 52.101.68.39 52.101.73.1 52.101.73.155 52.101.73.8	mail-db7pr03cu00601.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 40.104.116.8

🔷 AAAA Records (IPv6)2 records 28ms

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 Records1 records 36ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.74.147,172.67.159.97 ech=AEX+DQBBBgAgACDfDeIfKsOOvnernOB07IsmAV5WMXzMdTdtfRQXRroJTwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:4a93,2606:4700:3036::ac43:9f61

📝 TXT Records1 records 157ms

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

🔗 TLSA / DANE

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

🔐 DNSSEC108ms

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

🏷️ SOA0ms

Field	Value
Serial	2413395830
Primary NS (MNAME)	bella.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

29ms

A

31ms

MX

27ms

AAAA

28ms

TXT

157ms

CAA

26ms

HTTPS

36ms

TLSA

799ms

SOA

0ms

MTA-STS

55ms

DNSSEC

108ms

SRV

54ms

Total

2095ms

🕐 Scan History

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