dunguyen.dk

📜 Historical scan 2026-06-17 05:06:33 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dunguyen.dk is a .dk domain served by 2 nameservers (clyde.ns.cloudflare.com, desi.ns.cloudflare.com). It was registered on 16 December 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.73.109 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 32ms

Nameserver	IP addresses	PTR	ASN / ISP
clyde.ns.cloudflare.com	—	—	—
desi.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 94ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.73.109	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.189.170	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 31ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:496d	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:bdaa	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 37ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.73.109,172.67.189.170 ech=AEX+DQBBJwAgACBdyL6ohvLUVHyP5QrQOPMNwhUaSEvijFQOPei6OLPPJwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:496d,2606:4700:3034::ac43:bdaa

📝 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-07 22:27:55

www	192.30.252.153 192.30.252.154 (AS36459) (address records, no CNAME)
www vs bare domain	Different networks dunguyen.dk: 104.21.73.109 172.67.189.170 2606:4700:3030::6815:496d 2606:4700:3030::ac43:bdaa (AS13335) www.dunguyen.dk: 192.30.252.153 192.30.252.154 (AS36459) (all like this)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

64ms

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

🏷️ SOA#

54ms

Field	Value
Serial	2405949431
Primary NS (MNAME)	clyde.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-09 12:49:47

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2012-12-16
Expires	2026-12-31 (72d)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

94ms

34ms

AAAA

31ms

TXT

121ms

CAA

32ms

HTTPS

37ms

TLSA

49ms

SOA

54ms

MTA-STS

36ms

DNSSEC

64ms

SRV

0ms

Total

365ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 16:10:38	1698ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-29 15:52:57	625ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-27 15:27:55	548ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-24 02:49:01	643ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-07 21:08:13	1420ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-24 06:46:52	9288ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-27 12:34:13	1285ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 05:14:19	1167ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 05:06:33 shown	365ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 05:01:42	8838ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 05:01:12	486ms	2 NS 2 A 0 MX	🔓 Insecure