olzzon.dk DNS records

🖥️ Nameservers2 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
lindsey.ns.cloudflare.com	108.162.194.5 162.159.38.5 172.64.34.5 2606:4700:50::a29f:2605 2803:f800:50::6ca2:c205 2a06:98c1:50::ac40:2205	lindsey.ns.cloudflare.com lindsey.ns.cloudflare.com lindsey.ns.cloudflare.com lindsey.ns.cloudflare.com lindsey.ns.cloudflare.com lindsey.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
terry.ns.cloudflare.com	108.162.193.237 172.64.33.237 173.245.59.237 2606:4700:58::adf5:3bed 2803:f800:50::6ca2:c1ed 2a06:98c1:50::ac40:21ed	terry.ns.cloudflare.com terry.ns.cloudflare.com terry.ns.cloudflare.com terry.ns.cloudflare.com terry.ns.cloudflare.com terry.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 2027ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.58.228	298s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.165.215	298s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.olzzon.dk	178.20.216.18	ispc8.dotserv.com	AS21060 Atea A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	mail.olzzon.dk → 178.20.216.18

🔷 AAAA Records (IPv6)2 records 43ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3036::ac43:a5d7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:3ae4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 47ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.58.228,172.67.165.215 ech=AEX+DQBBJQAgACBICK7h0rMIouc/HzScB0c6+6qlcejBgzELObuLPlL7NQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::ac43:a5d7,2606:4700:3037::6815:3ae4

📝 TXT Records1 records 205ms

TXT Record
v=spf1 include:_spf.dotserv.com -all

✉️ SPF

Policy	Record (olzzon.dk)
-all (hard fail)	v=spf1 include:_spf.dotserv.com -all

📨 DMARC

Policy	Record (_dmarc.olzzon.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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)

🔐 DNSSEC73ms

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	2412591940
Primary NS (MNAME)	lindsey.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

49ms

A

2027ms

MX

40ms

AAAA

43ms

TXT

205ms

CAA

45ms

HTTPS

47ms

TLSA

72ms

SOA

0ms

MTA-STS

79ms

DNSSEC

73ms

SRV

71ms

Total

2489ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 17:26:26	2489ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-27 06:09:35	888ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-20 06:34:04	1466ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-22 22:31:45	9794ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-21 20:25:06	9869ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-23 19:30:38	1070ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 13:14:54	3112ms	2 NS 2 A 1 MX	🔓 Insecure	View