zmuc.dk DNS records

🖥️ Nameservers2 records 38ms

Nameserver	IP addresses	PTR	ASN / ISP
jasmine.ns.cloudflare.com	108.162.192.170 172.64.32.170 173.245.58.170 2606:4700:50::adf5:3aaa 2803:f800:50::6ca2:c0aa 2a06:98c1:50::ac40:20aa	jasmine.ns.cloudflare.com jasmine.ns.cloudflare.com jasmine.ns.cloudflare.com jasmine.ns.cloudflare.com jasmine.ns.cloudflare.com jasmine.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
marek.ns.cloudflare.com	108.162.193.202 172.64.33.202 173.245.59.202 2606:4700:58::adf5:3bca 2803:f800:50::6ca2:c1ca 2a06:98c1:50::ac40:21ca	marek.ns.cloudflare.com marek.ns.cloudflare.com marek.ns.cloudflare.com marek.ns.cloudflare.com marek.ns.cloudflare.com marek.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.4.93	600s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.131.229	600s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 50ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:45d	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:83e5	600s	—	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=104.21.4.93,172.67.131.229 ech=AEX+DQBBlgAgACDbgsU7eKwgj7+/+LYQ115Rq6mUjWdA5HgFfMtmi9+bPgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:45d,2606:4700:3035::ac43:83e5

📝 TXT Records1 records 183ms

TXT Record
google-site-verification=9FTbjpyOCjix_qgdvUBJApwaGta6_Qp_F5IH3QHuzkE

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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)

🔐 DNSSEC79ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	broken trust chain resolving 'zmuc.dk/DS/IN': 127.0.0.1#53

🏷️ SOA35ms

Field	Value
Serial	2406941487
Primary NS (MNAME)	jasmine.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

38ms

A

37ms

MX

69ms

AAAA

50ms

TXT

183ms

CAA

31ms

HTTPS

36ms

TLSA

96ms

SOA

35ms

MTA-STS

38ms

DNSSEC

79ms

SRV

59ms

Total

878ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 00:58:42	603ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-27 09:26:42	722ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-13 19:47:13	3237ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-28 22:52:49	739ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-24 06:59:15	878ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-06-17 13:23:51	638ms	2 NS 2 A 0 MX	🔓 Insecure	View