dmuddannelse.dk DNS records

🖥️ Nameservers2 records 76ms

Nameserver	IP addresses	PTR	ASN / ISP
javier.ns.cloudflare.com	108.162.195.204 162.159.44.204 172.64.35.204 2606:4700:58::a29f:2ccc 2803:f800:50::6ca2:c3cc 2a06:98c1:50::ac40:23cc	javier.ns.cloudflare.com javier.ns.cloudflare.com javier.ns.cloudflare.com javier.ns.cloudflare.com javier.ns.cloudflare.com javier.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
melissa.ns.cloudflare.com	108.162.192.199 172.64.32.199 173.245.58.199 2606:4700:50::adf5:3ac7 2803:f800:50::6ca2:c0c7 2a06:98c1:50::ac40:20c7	melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 68ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.91.53	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.167.78	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records5 records 74ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	173.194.73.26 2a00:1450:4010:c0f::1a 2a00:1450:4010:c0f::1a	lq-in-f26.1e100.net lt-in-f26.1e100.net lt-in-x1a.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1b	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)2 records 88ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3037::6815:5b35	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:a74e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 81ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.91.53,172.67.167.78 ech=AEX+DQBBywAgACC+r27rvQ2ITTeAhRa19al8UU/bGo3esajfWq8tG/qeIAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:5b35,2606:4700:3037::ac43:a74e

📝 TXT Records1 records 253ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (dmuddannelse.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.dmuddannelse.dk)
p=reject	v=DMARC1; p=reject;

📬 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)

🔐 DNSSEC121ms

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	2413072987
Primary NS (MNAME)	javier.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

76ms

A

68ms

MX

74ms

AAAA

88ms

TXT

253ms

CAA

76ms

HTTPS

81ms

TLSA

194ms

SOA

0ms

MTA-STS

114ms

DNSSEC

121ms

SRV

105ms

Total

1232ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 11:45:30	1232ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-08-26 22:24:57	9874ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-08-25 03:49:23	9964ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-08-24 03:11:05	5823ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-08-21 02:48:12	7699ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-07-02 21:03:40	2342ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-06-27 19:13:57	1041ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-06-24 06:55:45	2436ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-06-17 03:55:47	659ms	2 NS 2 A 5 MX	🔓 Insecure	View