victortetzlaff.dk DNS records

🖥️ Nameservers4 records 35ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dnscluster.dk	2001:41d0:701:1100::7ec7 57.129.78.20	vps-1448e198.vps.ovh.net vps-1448e198.vps.ovh.net	AS16276 OVH SAS AS16276 OVH SAS
ns2.dnscluster.dk	212.95.58.14 2a00:c98:400f:104:1c00:a8ff:fe00:2ac	ns2.dnscluster.dk ns2.dnscluster.dk	AS28753 Leaseweb Deutschland GmbH AS28753 Leaseweb Deutschland GmbH
ns3.dnscluster.dk	213.184.84.70 2a09:3a00:4070::1	— —	AS59795 PerfGrid AS59795 PerfGrid
ns4.dnscluster.dk	2a06:a005:16d0:45::a 45.140.220.10	ns4.dnscluster.dk ns4.dnscluster.dk	AS142594 SpeedyPage Ltd AS142594 SpeedyPage Ltd

🌍 A Records1 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
213.184.85.20	3600s	nlsh04.h4r-infra.net	AS59795	PerfGrid	213.184.84.0/23	🇳🇱 The Netherlands	—

📧 MX Records2 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	pmg1.h4r.eu	2a01:4f8:c012:7e77::1 49.12.11.203	pmg1.h4r.eu filter02.h4r.eu	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
20	3600s	pmg2.h4r.eu	2001:41d0:701:1100::a6bc 57.129.66.76	filter04.h4r.eu filter04.h4r.eu	AS16276 OVH SAS AS16276 OVH SAS

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	213.184.85.20
🔶 Autoconfig	213.184.85.20

🔷 AAAA Records (IPv6)1 records 42ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a09:3a00:3020::1	3600s	nlsh04.h4r-infra.net	AS59795	PerfGrid	2a09:3a00:3000:0:0:0:0:0/40	🇳🇱 The Netherlands	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 600ms

TXT Record
v=spf1 +a +mx +include:_relayspf.hosting4real.net ~all

✉️ SPF

Policy	Record (victortetzlaff.dk)
~all (soft fail)	v=spf1 +a +mx +include:_relayspf.hosting4real.net ~all

📨 DMARC

Policy	Record (_dmarc.victortetzlaff.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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.victortetzlaff.dk	cbd34a8c-63e2-4de8-91d4-4e310893f870.auth.acme-challenge.dk

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC114ms

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	2024031904
Primary NS (MNAME)	ns1.dnscluster.dk
Responsible (RNAME)	hostmaster@victortetzlaff.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

35ms

A

45ms

MX

41ms

AAAA

42ms

TXT

600ms

CAA

39ms

HTTPS

35ms

TLSA

1542ms

SOA

0ms

MTA-STS

64ms

DNSSEC

114ms

SRV

281ms

Total

2517ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 10:28:34	2517ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-07-02 04:27:42	610ms	4 NS 1 A 0 MX	🔒 Secure	View
2026-06-24 01:10:55	963ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 05:51:57	444ms	4 NS 1 A 0 MX	🔒 Secure	View
2026-06-17 13:54:49	5710ms	4 NS 1 A 0 MX	🔒 Secure	View