zennet.dk

📜 Historical scan 2026-09-25 04:40:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

zennet.dk is a .dk domain served by 2 nameservers (lady.ns.cloudflare.com, miguel.ns.cloudflare.com). It was registered on 13 October 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.zenworld.dk. The zone is DNSSEC-signed and validates, 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#

2 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
lady.ns.cloudflare.com	108.162.192.127 172.64.32.127 173.245.58.127 2606:4700:50::adf5:3a7f 2803:f800:50::6ca2:c07f 2a06:98c1:50::ac40:207f	lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
miguel.ns.cloudflare.com	108.162.195.95 162.159.44.95 172.64.35.95 2606:4700:58::a29f:2c5f 2803:f800:50::6ca2:c35f 2a06:98c1:50::ac40:235f	miguel.ns.cloudflare.com miguel.ns.cloudflare.com miguel.ns.cloudflare.com miguel.ns.cloudflare.com miguel.ns.cloudflare.com miguel.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.zenworld.dk	93.165.249.72	0x5da5f948.static.cust.fastspeed.dk	AS3292 TDC Holding A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 197ms

TXT Record
have-i-been-pwned-verification=a035f199c8268861284cb8101c76a071
v=spf1 mx -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.zennet.dk)
p=reject	v=DMARC1; p=reject

📬 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 2026-10-10 13:36:08

www	Exists, no address
www vs bare domain	Neither resolves zennet.dk: no address www.zennet.dk: no address
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

70ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2415321084
Primary NS (MNAME)	lady.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-04 08:02:14

Field	Value
Registrar	Simply.com A/S
Registered	2005-10-13
Expires	2026-10-31 (13d)

📋 WHOIS#

⏱️ Lookup Timing#

42ms

48ms

AAAA

49ms

TXT

197ms

CAA

52ms

HTTPS

53ms

TLSA

74ms

SOA

0ms

MTA-STS

69ms

DNSSEC

70ms

SRV

84ms

Total

1081ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 07:13:03	678ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-30 07:00:51	1942ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-27 05:18:48	1002ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-25 04:40:29 shown	1081ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-20 12:12:18	2218ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-07 15:14:41	2041ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-11 13:24:28	3577ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-01 19:03:32	34722ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-17 13:56:42	1965ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 17:35:13	2607ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 04:19:25	1774ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 02:48:40	1156ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 21:12:24	1181ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 13:38:21	4720ms	2 NS 1 A 1 MX	🔒 Secure