webzi.dk is a .dk domain served by 2 nameservers (duke.ns.cloudflare.com, pat.ns.cloudflare.com). It was registered on 1 July 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.46.38 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.sper.cx. The zone is DNSSEC-signed but currently fails validation, publishes a 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.46.38 | 600s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.223.38 | 600s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | mail.sper.cx | 87.52.106.76 | 0x57346a4c.static.cust.fastspeed.dk | AS3292 TDC Holding A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 188.114.96.1 |
| 🔶 Autoconfig | 188.114.96.1 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a06:98c1:3120::1 | 600s | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3120:0:0:0:0:0/46 | — | — |
| 2a06:98c1:3121::1 | 600s | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3120:0:0:0:0:0/46 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.46.38,172.67.223.38 ech=AEX+DQBBlAAgACDX+49OxQrVL+I22MVcTS1ZKEqGBb+rY52oKOXV03b0bQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:df26,2606:4700:3037::6815:2e26 |
| TXT Record |
|---|
| v=spf1 a:mail.sper.cx -all |
| Policy | Record (webzi.dk) |
|---|---|
| -all (hard fail) | v=spf1 a:mail.sper.cx -all |
| Policy | Record (_dmarc.webzi.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:e70dbb42f29b457f96b2b3f568ed05aa@dmarc-reports.cloudflare.net |
| www | 104.21.46.38 172.67.223.38 2606:4700:3030::ac43:df26 2606:4700:3035::6815:2e26 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA · ~4096 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | broken trust chain resolving 'webzi.dk/A/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2406560941 |
| Primary NS (MNAME) | duke.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2010-07-01 |
| Expires | 2028-07-31 (652d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 18:10:12 | 776ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-30 02:34:16 | 1138ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-28 02:04:47 | 2758ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-24 01:43:54 | 1143ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-14 05:03:26 | 1179ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-07 17:23:49 | 2994ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-02 02:34:12 | 1217ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-31 14:28:04 | 779ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-31 08:12:41 | 1830ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-28 10:29:03 | 947ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-07 05:35:31 | 8977ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-02 16:10:27 | 1082ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-14 06:33:31 | 1099ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-08 22:00:40 | 9622ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-24 23:59:52 | 885ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-19 19:04:39 shown | 688ms | 2 NS 2 A 1 MX | ⚠️ Bogus |
| 2026-06-18 07:29:00 | 2982ms | 2 NS 2 A 1 MX | 🔒 Secure |