duznet.dk

📜 Historical scan 2026-08-26 20:28:37  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

duznet.dk is a .dk domain served by 2 nameservers (coco.ns.cloudflare.com, dom.ns.cloudflare.com). It was registered on 11 July 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.58.57 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.duznet.dk. 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   28ms
NameserverIP addressesPTRASN / ISP
coco.ns.cloudflare.com 108.162.192.104
172.64.32.104
173.245.58.104
2606:4700:50::adf5:3a68
2803:f800:50::6ca2:c068
2a06:98c1:50::ac40:2068		 coco.ns.cloudflare.com
coco.ns.cloudflare.com
coco.ns.cloudflare.com
coco.ns.cloudflare.com
coco.ns.cloudflare.com
coco.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
dom.ns.cloudflare.com 108.162.193.157
172.64.33.157
173.245.59.157
2606:4700:58::adf5:3b9d
2803:f800:50::6ca2:c19d
2a06:98c1:50::ac40:219d		 dom.ns.cloudflare.com
dom.ns.cloudflare.com
dom.ns.cloudflare.com
dom.ns.cloudflare.com
dom.ns.cloudflare.com
dom.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.58.57 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.168.6 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   32ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mail.duznet.dk 104.21.58.57
172.67.168.6
2606:4700:3031::6815:3a39
2606:4700:3032::ac43:a806		 —
—
—
—		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover172.67.168.6
🔶 Autoconfig104.21.58.57

🔷 AAAA Records (IPv6)#

2 records   35ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::6815:3a39 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3032::ac43:a806 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   28ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.58.57,172.67.168.6 ech=AEX+DQBBRgAgACDgaNOvAMvElhFmdVdE2XGFNVk0aUo60AWhRKS1DACgUAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3a39,2606:4700:3032::ac43:a806

📝 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 2026-10-08 00:30:47
www104.21.58.57 172.67.168.6 2606:4700:3031::6815:3a39 2606:4700:3032::ac43:a806 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
CDS / CDNSKEYDelete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

104ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2413228045
Primary NS (MNAME)coco.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-08 01:03:19
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2008-07-11
Expires2027-07-31 (281d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
28ms
A
33ms
MX
32ms
AAAA
35ms
TXT
165ms
CAA
34ms
HTTPS
28ms
TLSA
64ms
SOA
0ms
MTA-STS
56ms
DNSSEC
104ms
SRV
53ms
Total
698ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 00:30:46 2500ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-30 23:07:49 782ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-30 20:10:25 1053ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-29 20:03:41 1792ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-17 07:11:59 1377ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-06 03:59:25 1840ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-26 20:28:37 shown 698ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-20 06:15:06 13159ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-03 14:32:41 1024ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-27 18:32:18 17686ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-06 13:46:27 1113ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-05 10:24:27 1725ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-04 14:53:28 1232ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-29 09:23:37 856ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-27 06:15:58 724ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-22 12:05:35 940ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-17 05:05:31 605ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone