dublin.dk

📜 Historical scan 2026-06-21 15:11:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dublin.dk is a .dk domain served by 2 nameservers (a.portsdns.se, b.portsdns.net). It was registered on 22 March 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.216.181 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by server.cooperante.dk. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 253ms

Nameserver	IP addresses	PTR	ASN / ISP
a.portsdns.se	2607:f740:e009::1 45.54.35.101	a.portsdns.se a.portsdns.se	AS63911 NetActuate, Inc AS63911 NetActuate, Inc
b.portsdns.net	2a00:11c0:3d::1 94.16.23.1	b.portsdns.net b.portsdns.net	AS42354 Anexia Cloud Solutions GmbH AS42354 Anexia Cloud Solutions GmbH

🌍 A Records#

1 records 218ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.20.216.181	28800s	server.cooperante.dk	AS21060	Atea A/S	178.20.216.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 228ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	server.cooperante.dk	178.20.216.181	server.cooperante.dk	AS21060 Atea A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	178.20.216.181
🔶 Autoconfig	178.20.216.181

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 593ms

TXT Record
google-site-verification=F437DMUYAmJP0y44WjzH9sfKlM7LcJP4kpdc2SEG1A0

✉️ 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 17:08:35

www	178.20.216.181 (AS21060) (address records, no CNAME)
www vs bare domain	Same network dublin.dk: 178.20.216.181 (AS21060) www.dublin.dk: 178.20.216.181 (AS21060)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

461ms

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

🏷️ SOA#

285ms

Field	Value
Serial	2023111400
Primary NS (MNAME)	a.portsdns.se
Responsible (RNAME)	registry@ports.net
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	28800s

📋 Registration#

WHOIS fetched 2026-10-04 05:52:47

Field	Value
Registrar	Simply.com A/S
Registered	1999-03-22
Expires	2027-03-31 (164d)

📋 WHOIS#

⏱️ Lookup Timing#

253ms

218ms

228ms

AAAA

240ms

TXT

593ms

CAA

280ms

HTTPS

281ms

TLSA

177ms

SOA

285ms

MTA-STS

325ms

DNSSEC

461ms

SRV

317ms

Total

1728ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 17:08:35	577ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-09 08:13:39	371ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-04 05:13:21	629ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-16 12:23:34	514ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-02 15:27:47	837ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-27 02:07:15	668ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-21 15:11:23 shown	1728ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-21 00:01:30	1065ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 04:55:38	584ms	2 NS 1 A 1 MX	🔓 Insecure