omu.dk DNS records

🖥️ Nameservers2 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
brynne.ns.cloudflare.com	108.162.194.65 162.159.38.65 172.64.34.65 2606:4700:50::a29f:2641 2803:f800:50::6ca2:c241 2a06:98c1:50::ac40:2241	brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
julian.ns.cloudflare.com	108.162.195.94 162.159.44.94 172.64.35.94 2606:4700:58::a29f:2c5e 2803:f800:50::6ca2:c35e 2a06:98c1:50::ac40:235e	julian.ns.cloudflare.com julian.ns.cloudflare.com julian.ns.cloudflare.com julian.ns.cloudflare.com julian.ns.cloudflare.com julian.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.10.66	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.131.65	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	mail.omu.dk	192.250.229.80	s3145.fra1.stableserver.net	AS209341 WHG Hosting Services Ltd

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	mail.omu.dk → 192.250.229.80
🔶 Autoconfig	104.21.10.66

🔷 AAAA Records (IPv6)2 records 23ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:a42	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:8341	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 23ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.10.66,172.67.131.65 ech=AEX+DQBBkQAgACBN60Dn0G1V/kSfekq3+A6F0ajLKKPW0zZkelZB0zV2GAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:a42,2606:4700:3035::ac43:8341

📝 TXT Records2 records 173ms

TXT Record
v=DMARC1; p=quarantine; pct=100; rua=mailto:dmarc@omu.dk; fo=1; adkim=s; aspf=s;
v=spf1 +mx +a +ip4:192.250.229.80 +include:spf.mysecurecloudhost.com ~all

✉️ SPF

Policy	Record (omu.dk)
~all (soft fail)	v=spf1 +mx +a +ip4:192.250.229.80 +include:spf.mysecurecloudhost.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)

🔐 DNSSEC102ms

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

🏷️ SOA0ms

Field	Value
Serial	2413367551
Primary NS (MNAME)	brynne.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

32ms

A

30ms

MX

37ms

AAAA

23ms

TXT

173ms

CAA

25ms

HTTPS

23ms

TLSA

52ms

SOA

0ms

MTA-STS

60ms

DNSSEC

102ms

SRV

60ms

Total

1122ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 11:43:43	1122ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-14 09:24:16	979ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-30 23:18:06	802ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-28 07:06:48	904ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 14:05:09	4848ms	2 NS 2 A 1 MX	🔓 Insecure	View