simpson.dk DNS records

🖥️ Nameservers2 records 61ms

Nameserver	IP addresses	PTR	ASN / ISP
dana.ns.cloudflare.com	108.162.192.105 172.64.32.105 173.245.58.105 2606:4700:50::adf5:3a69 2803:f800:50::6ca2:c069 2a06:98c1:50::ac40:2069	dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
oswald.ns.cloudflare.com	108.162.193.218 172.64.33.218 173.245.59.218 2606:4700:58::adf5:3bda 2803:f800:50::6ca2:c1da 2a06:98c1:50::ac40:21da	oswald.ns.cloudflare.com oswald.ns.cloudflare.com oswald.ns.cloudflare.com oswald.ns.cloudflare.com oswald.ns.cloudflare.com oswald.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 59ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.75.195	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.180.229	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	in1-smtp.messagingengine.com	103.168.172.216 103.168.172.217 103.168.172.218 103.168.172.219 103.168.172.220 103.168.172.221 103.168.172.222 103.168.172.223	phl-mx-01.messagingengine.com phl-mx-02.messagingengine.com phl-mx-03.messagingengine.com phl-mx-04.messagingengine.com phl-mx-05.messagingengine.com phl-mx-06.messagingengine.com phl-mx-07.messagingengine.com phl-mx-08.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd
20	300s	in2-smtp.messagingengine.com	202.12.124.216 202.12.124.217 202.12.124.218 202.12.124.219	stl-mx-01.messagingengine.com stl-mx-02.messagingengine.com stl-mx-03.messagingengine.com stl-mx-04.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd

🔷 AAAA Records (IPv6)2 records 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:4bc3	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:b4e5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 60ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.75.195,172.67.180.229 ech=AEX+DQBBYgAgACCzY//CpT4mrzWsEGlRmUmiWbgF0nGLpdAcgMb1vUAGXgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4bc3,2606:4700:3034::ac43:b4e5

📝 TXT Records5 records 209ms

TXT Record
google-site-verification=dpud9PRlJFF8-YL8Hy5MkjwprY2QjcvHf3UEiFFo8HI
google-site-verification=e63Yzb_eki1QyinKfTp0rtTAjHrFF7sqbhxlxOo2BvI
google-site-verification=LKFz9dznZaR28BmljALemcPEgAHlSUmA0opxwE78Ypk
klaviyo-site-verification=Vy7QiZ
v=spf1 include:spf.messagingengine.com ?all

✉️ SPF

Policy	Record (simpson.dk)
?all (neutral)	v=spf1 include:spf.messagingengine.com ?all

📨 DMARC

Policy	Record (_dmarc.simpson.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:info@simpson.dk

📬 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 / DANE

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

🔐 DNSSEC68ms

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

🏷️ SOA0ms

Field	Value
Serial	2413354468
Primary NS (MNAME)	dana.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

61ms

A

59ms

MX

56ms

AAAA

46ms

TXT

209ms

CAA

56ms

HTTPS

60ms

TLSA

279ms

SOA

0ms

MTA-STS

81ms

DNSSEC

68ms

SRV

86ms

Total

1279ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 08:15:56	1279ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-08-28 02:41:03	959ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-08-27 01:02:00	3419ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-08-21 06:30:05	2550ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-08-11 04:59:12	6375ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-08-06 09:15:00	1752ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-11 06:48:02	1770ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-26 03:37:27	931ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-17 19:37:04	1442ms	2 NS 2 A 2 MX	🔒 Secure	View