thsim.dk DNS records

🖥️ Nameservers2 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
corey.ns.cloudflare.com	108.162.195.24 162.159.44.24 172.64.35.24 2606:4700:58::a29f:2c18 2803:f800:50::6ca2:c318 2a06:98c1:50::ac40:2318	corey.ns.cloudflare.com corey.ns.cloudflare.com corey.ns.cloudflare.com corey.ns.cloudflare.com corey.ns.cloudflare.com corey.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
naomi.ns.cloudflare.com	108.162.192.208 172.64.32.208 173.245.58.208 2606:4700:50::adf5:3ad0 2803:f800:50::6ca2:c0d0 2a06:98c1:50::ac40:20d0	naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.88.61	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.173.81	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	cc9b7a95.21.ik2.com	162.213.157.172 207.81.189.178 38.246.57.230 64.38.239.83	s236a.ik2.com s250a.ik2.com s602e.ik2.com s480d.ik2.com	AS54527 Astute Internet AS852 TELUS Communications Inc. AS395584 Data Management AS20454 SECURED SERVERS LLC
20	300s	cc9b7a95.22.ik2.io	38.246.57.226 64.38.239.82	s602a.ik2.io s480c.ik2.io	AS395584 Data Management AS20454 SECURED SERVERS LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.173.81
🔶 Autoconfig	172.67.173.81

🔷 AAAA Records (IPv6)2 records 40ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:583d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:ad51	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 55ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.88.61,172.67.173.81 ech=AEX+DQBB1wAgACD8CBFFZl+V57z5L9RdL2Q5TKFd9GuhFLvPQYAskgQ6EgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:583d,2606:4700:3033::ac43:ad51

📝 TXT Records1 records 201ms

TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF

Policy	Record (thsim.dk)
~all (soft fail)	v=spf1 include:_spf.google.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 / DANE

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

🔐 DNSSEC2062ms

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	2413045831
Primary NS (MNAME)	corey.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

42ms

A

52ms

MX

46ms

AAAA

40ms

TXT

201ms

CAA

43ms

HTTPS

55ms

TLSA

2082ms

SOA

0ms

MTA-STS

51ms

DNSSEC

2062ms

SRV

82ms

Total

5385ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 22:23:31	5385ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-24 12:40:06	7481ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-26 21:30:51	5180ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-22 05:15:18	2222ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-18 08:20:55	2910ms	2 NS 2 A 2 MX	🔓 Insecure	View