web4bizz.dk is a .dk domain served by 2 nameservers (arushi.ns.cloudflare.com, steven.ns.cloudflare.com). It was registered on 19 May 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.93.247 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.web4bizz.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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.93.247 | — | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.216.229 | — | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | — | mail.web4bizz.dk | 188.114.96.1 188.114.97.1 2a06:98c1:3120::1 2a06:98c1:3121::1 |
— — — — |
AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.93.247 |
| 🔶 Autoconfig | 104.21.93.247 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::ac43:d8e5 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::6815:5df7 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.93.247,172.67.216.229 ech=AEX+DQBBegAgACBX2r4gu402lfQJBDzNPRD+BImzp76oMzFR73R+6TBCWwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:d8e5,2606:4700:3037::6815:5df7 |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:144.76.15.53 include:spf.azehosting.net ~all |
| Policy | Record (web4bizz.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx +ip4:144.76.15.53 include:spf.azehosting.net ~all |
| www | 104.21.93.247 172.67.216.229 2606:4700:3033::ac43:d8e5 2606:4700:3037::6815:5df7 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network web4bizz.dk: 188.114.96.1 188.114.97.1 2606:4700:3033::ac43:d8e5 2606:4700:3037::6815:5df7 (AS13335) www.web4bizz.dk: 104.21.93.247 172.67.216.229 2606:4700:3033::ac43:d8e5 2606:4700:3037::6815:5df7 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 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: 4/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2405385400 |
| Primary NS (MNAME) | arushi.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 | 2020-05-19 |
| Expires | 2027-01-31 (98d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-25 07:30:12 | 3983ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-13 06:58:25 | 9513ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-03 21:33:23 | 645ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-30 20:56:36 | 1693ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-27 05:13:28 | 2921ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-29 00:50:20 | 974ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-18 01:08:59 shown | 8412ms | 2 NS 2 A 1 MX | 🔓 Insecure |