westack.dk is a .dk domain served by 2 nameservers (gabe.ns.cloudflare.com, virginia.ns.cloudflare.com). It first appeared in the .dk zone on 24 August 2026. Its website address 104.21.3.220 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by ., inbound.poststack.dev. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.3.220 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.153.157 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| 10 | 300s | inbound.poststack.dev | 89.167.61.217 | poststack.dev | AS24940 Hetzner Online GmbH |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::ac43:999d | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::6815:3dc | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.3.220,172.67.153.157 ech=AEX+DQBBVAAgACCieOTmaLAt1HynltXrbz15Cw8WLUQLGNyOKA9VxCBWbAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:999d,2606:4700:3036::6815:3dc |
| TXT Record |
|---|
| v=spf1 include:poststack.dev ~all |
| Policy | Record (westack.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:poststack.dev ~all |
| Policy | Record (_dmarc.westack.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; sp=quarantine; adkim=r; aspf=r; pct=100; rua=mailto:dmarc@poststack.dev |
| www | 104.21.3.220 172.67.153.157 2606:4700:3033::ac43:999d 2606:4700:3036::6815:3dc (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 1/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.westack.dk | VvVCfLsqlGmrr5IfKgKGla6n2ol1q12XdJP8RkkGh5I |
| TXT | _acme-challenge.westack.dk | caHr43ggUtKYVHFwhhfHtvJOYbQAxbCvVL154qBUN9k |
| 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 | 2413008775 |
| Primary NS (MNAME) | gabe.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-27 11:31:45 | 10028ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-14 17:48:31 | 1134ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-27 23:47:43 | 1543ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-26 18:24:07 | 548ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-25 08:51:57 | 9531ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-24 08:41:12 shown | 1894ms | 2 NS 2 A 2 MX | 🔓 Insecure |