mzimmer.dk DNS records

🖥️ Nameservers2 records 80ms

Nameserver	IP addresses	PTR	ASN / ISP
irena.ns.cloudflare.com	108.162.194.79 162.159.38.79 172.64.34.79 2606:4700:50::a29f:264f 2803:f800:50::6ca2:c24f 2a06:98c1:50::ac40:224f	irena.ns.cloudflare.com irena.ns.cloudflare.com irena.ns.cloudflare.com irena.ns.cloudflare.com irena.ns.cloudflare.com irena.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
reese.ns.cloudflare.com	108.162.195.117 162.159.44.117 172.64.35.117 2606:4700:58::a29f:2c75 2803:f800:50::6ca2:c375 2a06:98c1:50::ac40:2375	reese.ns.cloudflare.com reese.ns.cloudflare.com reese.ns.cloudflare.com reese.ns.cloudflare.com reese.ns.cloudflare.com reese.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.38.29	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.218.73	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 47ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:261d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:da49	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 56ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.38.29,172.67.218.73 ech=AEX+DQBB5AAgACABapd4L/jVNdxaf0gluT2G7/56pQYsISi2KEnoFpT2AgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:261d,2606:4700:3034::ac43:da49

📝 TXT Records

📝

No TXT records found

✉️ 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)

🔐 DNSSEC86ms

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	2412658278
Primary NS (MNAME)	irena.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 RegistrationWHOIS fetched 2026-07-05 14:35:04

Field	Value
Registrar	Simply.com A/S
Registered	2023-08-28
Expires	2028-08-27 (723d)

📋 WHOIS

⏱️ Lookup Timing

NS

80ms

A

45ms

MX

70ms

AAAA

47ms

TXT

217ms

CAA

48ms

HTTPS

56ms

TLSA

56ms

SOA

0ms

MTA-STS

61ms

DNSSEC

86ms

SRV

73ms

Total

564ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 21:23:13	564ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-25 11:08:07	556ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-20 09:19:09	9490ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-08-19 05:17:06	10736ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-17 15:35:08	858ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-06 23:41:58	9941ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-07-05 14:31:04	1166ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-03 19:08:45	714ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-18 02:26:45	643ms	2 NS 2 A 0 MX	🔓 Insecure	View