poststudio.dk DNS records

🖥️ Nameservers2 records 135ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.cargo.site	44.205.91.121	ns1.cargo.site	AS14618 Amazon.com, Inc.
ns2.cargo.site	100.21.27.241	ns2.cargo.site	AS16509 Amazon.com, Inc.

🌍 A Records2 records 228ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.215.100.79	60s	ec2-3-215-100-79.compute-1.amazonaws.com	AS14618	Amazon.com, Inc.	3.208.0.0/12	🇺🇸 United States	Ashburn
3.234.189.133	60s	ec2-3-234-189-133.compute-1.amazonaws.com	AS14618	Amazon.com, Inc.	3.224.0.0/12	🇺🇸 United States	Ashburn

📧 MX Records3 records 135ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.pub.mailpod6-cph3.one.com	185.164.14.70	mx1.pub.mailpod6-cph3.one.com	AS51468 One.com A/S
10	3600s	mx2.pub.mailpod6-cph3.one.com	185.164.14.71	mx2.pub.mailpod6-cph3.one.com	AS51468 One.com A/S
10	3600s	mx3.pub.mailpod6-cph3.one.com	185.164.14.72	mx3.pub.mailpod6-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 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 / DANE3 records 420ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod6-cph3.one.com	DANE-EE · SPKI · SHA-256	431B938774CCDD31779725AB0617DD17…
SMTP _25._tcp.mx2.pub.mailpod6-cph3.one.com	DANE-EE · SPKI · SHA-256	431B938774CCDD31779725AB0617DD17…
SMTP _25._tcp.mx3.pub.mailpod6-cph3.one.com	DANE-EE · SPKI · SHA-256	431B938774CCDD31779725AB0617DD17…

🔐 DNSSEC2080ms

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	2026082701
Primary NS (MNAME)	ns1.cargo.site
Responsible (RNAME)	hostmaster@poststudio.dk
Refresh	10800s
Retry	3600s
Expire	60480s
Minimum (neg-cache TTL)	180s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

135ms

A

228ms

MX

135ms

AAAA

238ms

TXT

1364ms

CAA

234ms

HTTPS

233ms

TLSA

420ms

SOA

0ms

MTA-STS

255ms

DNSSEC

2080ms

SRV

422ms

Total

3010ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 17:03:29	3010ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-28 01:05:09	1692ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-26 23:12:10	10063ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-20 20:21:09	10965ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-13 10:32:59	3545ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-06 15:42:52	1864ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-07-30 20:47:47	3074ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-07-23 05:06:51	9409ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-07-16 20:31:44	1537ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-07-12 20:20:41	2377ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-07-03 13:14:37	1989ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-28 15:37:01	1967ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-27 09:10:54	2077ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-19 10:11:17	2218ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-17 20:28:25	1585ms	2 NS 2 A 3 MX	🔓 Insecure	View