dolstrup.dk DNS records

🖥️ Nameservers2 records 230ms

Nameserver	IP addresses	PTR	ASN / ISP
sage.ns.cloudflare.com	108.162.195.236 162.159.44.236 172.64.35.236 2606:4700:58::a29f:2cec 2803:f800:50::6ca2:c3ec 2a06:98c1:50::ac40:23ec	sage.ns.cloudflare.com sage.ns.cloudflare.com sage.ns.cloudflare.com sage.ns.cloudflare.com sage.ns.cloudflare.com sage.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
shaz.ns.cloudflare.com	108.162.194.249 162.159.38.249 172.64.34.249 2606:4700:50::a29f:26f9 2803:f800:50::6ca2:c2f9 2a06:98c1:50::ac40:22f9	shaz.ns.cloudflare.com shaz.ns.cloudflare.com shaz.ns.cloudflare.com shaz.ns.cloudflare.com shaz.ns.cloudflare.com shaz.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 224ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.22.208	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.207.23	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records3 records 225ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.pub.mailpod4-cph3.one.com	185.164.14.38	mx1.pub.mailpod4-cph3.one.com	AS51468 One.com A/S
10	300s	mx2.pub.mailpod4-cph3.one.com	185.164.14.39	mx2.pub.mailpod4-cph3.one.com	AS51468 One.com A/S
10	300s	mx3.pub.mailpod4-cph3.one.com	185.164.14.40	mx3.pub.mailpod4-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.22.208
🔶 Autoconfig	172.67.207.23

🔷 AAAA Records (IPv6)2 records 217ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3037::6815:16d0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:cf17	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 193ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.22.208,172.67.207.23 ech=AEX+DQBBDAAgACD2tpX44dE776O1qEe4pBYcf9gV2sYonx2xzeulGUbiNgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:16d0,2606:4700:3037::ac43:cf17

📝 TXT Records1 records 448ms

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

✉️ SPF

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

📨 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 / DANE3 records 350ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod4-cph3.one.com	DANE-EE · SPKI · SHA-256	3CD1D5B4EDAC2BB288B196C074B1A2B1…
SMTP _25._tcp.mx2.pub.mailpod4-cph3.one.com	DANE-EE · SPKI · SHA-256	3CD1D5B4EDAC2BB288B196C074B1A2B1…
SMTP _25._tcp.mx3.pub.mailpod4-cph3.one.com	DANE-EE · SPKI · SHA-256	3CD1D5B4EDAC2BB288B196C074B1A2B1…

🔐 DNSSEC309ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA227ms

Field	Value
Serial	2407700400
Primary NS (MNAME)	sage.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

230ms

A

224ms

MX

225ms

AAAA

217ms

TXT

448ms

CAA

203ms

HTTPS

193ms

TLSA

350ms

SOA

227ms

MTA-STS

255ms

DNSSEC

309ms

SRV

266ms

Total

2233ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 14:14:36	1023ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-08-12 10:40:10	1683ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-08-05 19:49:35	2217ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-07-27 18:42:36	1231ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-07-18 02:55:29	9998ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-06-26 11:31:11	1020ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-06-25 19:02:56	2233ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-06-23 04:58:55	1173ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-06-17 04:05:48	588ms	2 NS 2 A 3 MX	🔒 Secure	View