gerstenbergs.dk DNS records

🖥️ Nameservers2 records 9ms

Nameserver	IP addresses	PTR	ASN / ISP
lee.ns.cloudflare.com	108.162.193.129 172.64.33.129 173.245.59.129 2606:4700:58::adf5:3b81 2803:f800:50::6ca2:c181 2a06:98c1:50::ac40:2181	lee.ns.cloudflare.com lee.ns.cloudflare.com lee.ns.cloudflare.com lee.ns.cloudflare.com lee.ns.cloudflare.com lee.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sreeni.ns.cloudflare.com	108.162.194.178 162.159.38.178 172.64.34.178 2606:4700:50::a29f:26b2 2803:f800:50::6ca2:c2b2 2a06:98c1:50::ac40:22b2	sreeni.ns.cloudflare.com sreeni.ns.cloudflare.com sreeni.ns.cloudflare.com sreeni.ns.cloudflare.com sreeni.ns.cloudflare.com sreeni.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 20ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.55.126	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.148.29	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records3 records 6ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.pub.mailpod6-cph3.one.com	185.164.14.70	mx1.pub.mailpod6-cph3.one.com	AS51468 One.com A/S
10	300s	mx2.pub.mailpod6-cph3.one.com	185.164.14.71	mx2.pub.mailpod6-cph3.one.com	AS51468 One.com A/S
10	300s	mx3.pub.mailpod6-cph3.one.com	185.164.14.72	mx3.pub.mailpod6-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)2 records 9ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:941d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000::/42	—	—
2606:4700:3037::6815:377e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000::/42	—	—

🔐 HTTPS Records1 records 39ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBbAAgACBwLb+69YtcBuhaCfpecljtwG/+b3Y7tDyOH9PSpiBnOwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1

📝 TXT Records1 records 69ms

TXT Record
v=spf1 include:_custspf.one.com ~all

✉️ SPF

Policy	Record (gerstenbergs.dk)
~all (soft fail)	v=spf1 include:_custspf.one.com ~all

📨 DMARC

Policy	Record (_dmarc.gerstenbergs.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:7c27831b43a0441fa042d27c1f856dda@dmarc-reports.cloudflare.net

📬 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 / DANE3 records 223ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod6-cph3.one.com	DANE-EE · SPKI · SHA-256	431B938774CCDD31779725AB0617DD17…
SMTP _25._tcp.mx2.pub.mailpod6-cph3.one.com	DANE-EE · SPKI · SHA-256	431B938774CCDD31779725AB0617DD17…
SMTP _25._tcp.mx3.pub.mailpod6-cph3.one.com	DANE-EE · SPKI · SHA-256	431B938774CCDD31779725AB0617DD17…

🔐 DNSSEC130ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA8ms

Field	Value
Serial	2413081009
Primary NS (MNAME)	lee.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

9ms

A

20ms

MX

6ms

AAAA

9ms

TXT

69ms

CAA

9ms

HTTPS

39ms

TLSA

223ms

SOA

8ms

MTA-STS

76ms

DNSSEC

130ms

SRV

0ms

Total

7482ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 02:14:18	7482ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-26 09:17:04	644ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-22 16:56:11	1383ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-21 16:40:34	5118ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-20 16:34:52	9041ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-17 02:07:56	1297ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-19 09:41:48	4769ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-17 22:49:14	978ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-30 21:16:11	677ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-20 10:25:59	639ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-17 09:20:57	5265ms	2 NS 1 A 3 MX	🔒 Secure	View