simonklee.dk DNS records

🖥️ Nameservers4 records 54ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1212.awsdns-23.org	205.251.196.188 2600:9000:5304:bc00::1	ns-1212.awsdns-23.org ns-1212.awsdns-23.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1957.awsdns-52.co.uk	205.251.199.165 2600:9000:5307:a500::1	ns-1957.awsdns-52.co.uk ns-1957.awsdns-52.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-497.awsdns-62.com	205.251.193.241 2600:9000:5301:f100::1	ns-497.awsdns-62.com ns-497.awsdns-62.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-801.awsdns-36.net	205.251.195.33 2600:9000:5303:2100::1	ns-801.awsdns-36.net ns-801.awsdns-36.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records1 records 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
66.241.124.175	300s	ip-66-241-124-175.shared.customer.flyio.net	AS40509	Fly.io, Inc.	66.241.124.0/23	🇺🇸 United States	—

📧 MX Records2 records 37ms

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)1 records 54ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a09:8280:1::4e:1cda	300s	ipv6.customer.flyio.net	AS40509	Fly.io, Inc.	2a09:8280:1:0:0:0:0:0/48	🇺🇸 United States	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 232ms

TXT Record
v=spf1 include:spf.messagingengine.com ?all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.simonklee.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

🔗 TLSA / DANE

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

🔐 DNSSEC79ms

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

🏷️ SOA24ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-801.awsdns-36.net
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

54ms

A

60ms

MX

37ms

AAAA

54ms

TXT

232ms

CAA

38ms

HTTPS

37ms

TLSA

229ms

SOA

24ms

MTA-STS

53ms

DNSSEC

79ms

SRV

69ms

Total

1206ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-28 15:19:44	1206ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-06-26 09:40:22	3822ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-06-20 17:46:51	2299ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 19:51:12	5917ms	4 NS 1 A 2 MX	🔓 Insecure	View