simpelstrom.dk DNS records

🖥️ Nameservers2 records 64ms

Nameserver	IP addresses	PTR	ASN / ISP
april.ns.cloudflare.com	108.162.192.66 172.64.32.66 173.245.58.66 2606:4700:50::adf5:3a42 2803:f800:50::6ca2:c042 2a06:98c1:50::ac40:2042	april.ns.cloudflare.com april.ns.cloudflare.com april.ns.cloudflare.com april.ns.cloudflare.com april.ns.cloudflare.com april.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jerry.ns.cloudflare.com	108.162.193.182 172.64.33.182 173.245.59.182 2606:4700:58::adf5:3bb6 2803:f800:50::6ca2:c1b6 2a06:98c1:50::ac40:21b6	jerry.ns.cloudflare.com jerry.ns.cloudflare.com jerry.ns.cloudflare.com jerry.ns.cloudflare.com jerry.ns.cloudflare.com jerry.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 86ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.27.27	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.140.241	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 86ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	cy6bv5zz5.mx.service.one	104.37.35.36 104.37.35.37 104.37.35.38 104.37.35.39	mx1.mailpod15-cph3.g1i.one.com mx2.mailpod15-cph3.g1i.one.com mx3.mailpod15-cph3.g1i.one.com mx4.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S AS51468 One.com A/S AS51468 One.com A/S AS51468 One.com A/S

🔷 AAAA Records (IPv6)2 records 89ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:1b1b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:8cf1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 95ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.27.27,172.67.140.241 ech=AEX+DQBBwQAgACCJq/98h4XBibtJpMwP+KRke6TgId8VdS0G6GYygQlfVQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:1b1b,2606:4700:3033::ac43:8cf1

📝 TXT Records3 records 303ms

TXT Record
google-site-verification=2bkpZYfUX_3cCUfJg_BUOh6poxsjwV6sN0U9JrVLQdA
google-site-verification=qtX7XwwYS1UYpwiT7-e95c-sI7kgTklJD67eKoSaMn0
v=spf1 include:_custspf.one.com ~all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.simpelstrom.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
TXT	_acme-challenge.simpelstrom.dk	9wQzVRqBNgaM1VOZU-kHTALAP5av_nNFp5lHLMJ9JL8
TXT	_acme-challenge.simpelstrom.dk	xiHcYw64WHkF61ahas2UY26mnXAm0VLQsYfe-TIXYJg

🔗 TLSA / DANE

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

🔐 DNSSEC203ms

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	2413161949
Primary NS (MNAME)	april.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

64ms

A

86ms

MX

86ms

AAAA

89ms

TXT

303ms

CAA

97ms

HTTPS

95ms

TLSA

142ms

SOA

0ms

MTA-STS

112ms

DNSSEC

203ms

SRV

128ms

Total

1126ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 01:26:53	1126ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-12 04:49:55	1212ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-27 05:09:25	1327ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 03:39:44	5191ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-22 08:22:27	1180ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 23:28:07	1199ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-18 14:49:27	1265ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-18 07:49:00	1270ms	2 NS 2 A 3 MX	⚠️ Bogus	View