sinusmail.dk DNS records

🖥️ Nameservers2 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
kurt.ns.cloudflare.com	108.162.193.193 172.64.33.193 173.245.59.193 2606:4700:58::adf5:3bc1 2803:f800:50::6ca2:c1c1 2a06:98c1:50::ac40:21c1	kurt.ns.cloudflare.com kurt.ns.cloudflare.com kurt.ns.cloudflare.com kurt.ns.cloudflare.com kurt.ns.cloudflare.com kurt.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nadia.ns.cloudflare.com	108.162.192.207 172.64.32.207 173.245.58.207 2606:4700:50::adf5:3acf 2803:f800:50::6ca2:c0cf 2a06:98c1:50::ac40:20cf	nadia.ns.cloudflare.com nadia.ns.cloudflare.com nadia.ns.cloudflare.com nadia.ns.cloudflare.com nadia.ns.cloudflare.com nadia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.88.147	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.185.4	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:5893	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:b904	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 32ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.88.147,172.67.185.4 ech=AEX+DQBBggAgACDFx+1Fj4/4IIl1FBQvYf4wnyCrdT6XJ/OTUMpbsfavLwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5893,2606:4700:3037::ac43:b904

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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)

🔐 DNSSEC104ms

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

🏷️ SOA0ms

Field	Value
Serial	2413289800
Primary NS (MNAME)	kurt.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

33ms

A

38ms

MX

37ms

AAAA

33ms

TXT

146ms

CAA

35ms

HTTPS

32ms

TLSA

60ms

SOA

0ms

MTA-STS

53ms

DNSSEC

104ms

SRV

54ms

Total

554ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 08:04:36	554ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-26 08:01:35	1311ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-25 13:49:25	3916ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-22 07:05:22	1043ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-18 00:52:38	4511ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-07 18:08:02	1743ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-07-11 03:36:01	989ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-07-01 10:01:19	766ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-24 06:40:10	922ms	2 NS 2 A 0 MX	⚠️ Bogus	View
2026-06-20 22:08:05	2742ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-19 21:16:52	1216ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-17 13:27:33	2584ms	2 NS 2 A 0 MX	🔒 Secure	View