4h-app.dk is a .dk domain served by 2 nameservers (art.ns.cloudflare.com, tess.ns.cloudflare.com). It was registered on 31 January 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.9.159 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.4h-app.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 |
|---|---|---|---|---|---|---|---|
| 104.21.9.159 | 600s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.160.70 | 600s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 600s | mail.4h-app.dk | 49.12.83.125 | re03.azehosting.net | AS24940 Hetzner Online GmbH |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::ac43:a046 | 600s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::6815:99f | 600s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBB0QAgACAh7bRixXnt1LMtfFcR6RHM6z96fpw8b4ZVJiXRGbA9ZAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1 |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:49.12.83.125 include:spf.resellerhotel.dk ~all |
| Policy | Record (4h-app.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx +ip4:49.12.83.125 include:spf.resellerhotel.dk ~all |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves 4h-app.dk: no address www.4h-app.dk: no address |
| Wildcard | No |
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 | 2405933534 |
| Primary NS (MNAME) | art.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 | 2023-01-31 |
| Expires | 2027-01-30 (105d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 21:46:58 | 461ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-29 16:50:10 | 584ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-23 15:09:00 | 546ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-17 08:11:38 | 1220ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-25 19:24:08 | 1428ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-05 20:38:20 | 845ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-31 00:09:56 | 666ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-25 04:47:03 | 9081ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-18 23:12:09 | 2309ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-15 12:01:42 | 965ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-23 20:41:27 | 897ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-18 16:04:30 shown | 797ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-16 12:49:18 | 1398ms | 2 NS 2 A 1 MX | 🔓 Insecure |