bistrogustav.dk DNS records

🖥️ Nameservers2 records 29ms

Nameserver	IP addresses	PTR	ASN / ISP
clint.ns.cloudflare.com	108.162.193.90 172.64.33.90 173.245.59.90 2606:4700:58::adf5:3b5a 2803:f800:50::6ca2:c15a 2a06:98c1:50::ac40:215a	clint.ns.cloudflare.com clint.ns.cloudflare.com clint.ns.cloudflare.com clint.ns.cloudflare.com clint.ns.cloudflare.com clint.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
vita.ns.cloudflare.com	108.162.192.238 172.64.32.238 173.245.58.238 2606:4700:50::adf5:3aee 2803:f800:50::6ca2:c0ee 2a06:98c1:50::ac40:20ee	vita.ns.cloudflare.com vita.ns.cloudflare.com vita.ns.cloudflare.com vita.ns.cloudflare.com vita.ns.cloudflare.com vita.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
152.115.35.72	300s	—	AS31027	GlobalConnect A/S	152.115.0.0/16	🇩🇰 Denmark	—

📧 MX Records1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	pat.mailhosting.nu	152.115.35.73	pat.mailhosting.nu	AS31027 GlobalConnect A/S

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 141ms

TXT Record
v=spf1 mx a:pat.mailhosting.nu -all

✉️ SPF

Policy	Record (bistrogustav.dk)
-all (hard fail)	v=spf1 mx a:pat.mailhosting.nu -all

📨 DMARC

Policy	Record (_dmarc.bistrogustav.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@nshosting.dk; ruf=mailto:dmarc@nshosting.dk; adkim=s; aspf=s;

📬 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 / DANE2 records 1205ms

Service / Owner	Type	Cert association
SMTP _25._tcp.pat.mailhosting.nu	DANE-TA · SPKI · SHA-256	0B9FA5A59EED715C26C1020C711B4F6E…
SMTP _25._tcp.pat.mailhosting.nu	DANE-TA · SPKI · SHA-256	762195C225586EE6C0237456E2107DC5…

🔐 DNSSEC108ms

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	2413239414
Primary NS (MNAME)	clint.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

29ms

A

33ms

MX

28ms

AAAA

30ms

TXT

141ms

CAA

31ms

HTTPS

37ms

TLSA

1205ms

SOA

0ms

MTA-STS

43ms

DNSSEC

108ms

SRV

46ms

Total

1685ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 17:25:28	1685ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-25 09:39:30	828ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-06 22:57:23	986ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 02:37:02	1094ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 14:41:17	5949ms	2 NS 1 A 1 MX	🔓 Insecure	View