a4ddev.dk

📜 Historical scan 2026-06-24 21:32:12 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

a4ddev.dk is a .dk domain served by 5 nameservers (emea.excedodns.eu, global.excedodns.com, nordic.excedodns.net and 2 more). It was registered on 10 February 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, publishes a 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#

5 records 60ms

Nameserver	IP addresses	PTR	ASN / ISP
emea.excedodns.eu	194.58.192.48 2a01:3f1:48::53	emea.excedodns.eu emea.excedodns.eu	AS8674 Netnod AB AS8674 Netnod AB
global.excedodns.com	194.58.198.48 2a01:3f1:3048::53	global.excedodns.com global.excedodns.com	AS56908 Netnod AB AS56908 Netnod AB
nordic.excedodns.net	162.219.55.130 2620:10a:80ec::42	nordic.excedodns.net nordic.excedodns.net	AS394354 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements I AS394354 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements I
sto.excedodns.se	185.42.137.101 2a01:3f0:400::48	sto.excedodns.se sto.excedodns.se	AS8674 Netnod AB AS8674 Netnod AB
world.excedodns.org	162.219.54.130 2620:10a:80eb::42	world.excedodns.org world.excedodns.org	AS55195 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements In AS55195 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements In

🌍 A Records#

🌍

No A records found

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	74.178.220.244
🔶 Autoconfig	74.178.220.244

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 246ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (a4ddev.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.a4ddev.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:luzbtthm@ag.eu.dmarcadvisor.com;

📬 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 2026-10-07 19:17:40

www	74.178.220.244 (AS8075) (address records, no CNAME)
www vs bare domain	Only www resolves a4ddev.dk: no address www.a4ddev.dk: 74.178.220.244 (AS8075) (all like this)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.a4ddev.dk	sPJzhLZvK7wNoQdj1RZzv19rFIuumJgxJZccff4rMoI

🔗 TLSA / DANE#

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

🔐 DNSSEC#

182ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

189ms

Field	Value
Serial	1773303060
Primary NS (MNAME)	global.excedodns.com
Responsible (RNAME)	hostmaster@excedo.se
Refresh	3600s
Retry	900s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-10 12:27:51

Field	Value
Registrar	Name SRS AB
Registered	2025-02-10
Expires	2027-02-09 (114d)

📋 WHOIS#

⏱️ Lookup Timing#

60ms

219ms

42ms

AAAA

45ms

TXT

246ms

CAA

36ms

HTTPS

197ms

TLSA

32ms

SOA

189ms

MTA-STS

38ms

DNSSEC

182ms

SRV

230ms

Total

789ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 17:20:19	613ms	5 NS 0 A 0 MX	🔓 Insecure
2026-09-15 08:46:12	1931ms	5 NS 0 A 0 MX	🔓 Insecure
2026-08-28 10:37:31	768ms	5 NS 0 A 0 MX	🔓 Insecure
2026-06-28 23:02:34	777ms	5 NS 0 A 0 MX	🔓 Insecure
2026-06-28 05:14:42	1776ms	5 NS 0 A 0 MX	🔓 Insecure
2026-06-24 21:32:12 shown	789ms	5 NS 0 A 0 MX	🔓 Insecure
2026-06-23 20:12:42	718ms	5 NS 0 A 0 MX	🔓 Insecure
2026-06-20 18:55:38	778ms	5 NS 0 A 0 MX	🔓 Insecure
2026-06-19 22:33:04	787ms	5 NS 0 A 0 MX	🔓 Insecure
2026-06-16 12:53:26	759ms	5 NS 0 A 0 MX	🔓 Insecure