perbengtsson.dk DNS records

🖥️ Nameservers2 records 292ms

Nameserver	IP addresses	PTR	ASN / ISP
fred.ns.cloudflare.com	108.162.193.113 172.64.33.113 173.245.59.113 2606:4700:58::adf5:3b71 2803:f800:50::6ca2:c171 2a06:98c1:50::ac40:2171	fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
saanvi.ns.cloudflare.com	108.162.194.80 162.159.38.80 172.64.34.80 2606:4700:50::a29f:2650 2803:f800:50::6ca2:c250 2a06:98c1:50::ac40:2250	saanvi.ns.cloudflare.com saanvi.ns.cloudflare.com saanvi.ns.cloudflare.com saanvi.ns.cloudflare.com saanvi.ns.cloudflare.com saanvi.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 263ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.50.137	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.206.145	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records4 records 259ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.pub.mailpod11-cph3.one.com	104.37.34.230	mx1.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	300s	mx2.pub.mailpod11-cph3.one.com	104.37.34.231	mx2.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	300s	mx3.pub.mailpod11-cph3.one.com	104.37.34.232	mx3.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	300s	mx4.pub.mailpod11-cph3.one.com	104.37.34.233	mx4.pub.mailpod11-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.50.137
🔶 Autoconfig	104.21.50.137

🔷 AAAA Records (IPv6)2 records 277ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:3289	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:ce91	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 288ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.50.137,172.67.206.145 ech=AEX+DQBB9AAgACD3ERJYIyHv89YHXNmqxmsBt/DtotScGXwetZzWWVbEAwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:3289,2606:4700:3034::ac43:ce91

📝 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 / DANE4 records 514ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…

🔐 DNSSEC703ms

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	2412746781
Primary NS (MNAME)	fred.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

292ms

A

263ms

MX

259ms

AAAA

277ms

TXT

1023ms

CAA

250ms

HTTPS

288ms

TLSA

514ms

SOA

0ms

MTA-STS

489ms

DNSSEC

703ms

SRV

449ms

Total

8535ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-21 20:49:54	8535ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-08-20 20:43:32	9422ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-07-17 01:16:32	9081ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-17 11:31:09	1415ms	2 NS 2 A 4 MX	🔓 Insecure	View