blackfreday.dk is a .dk domain served by 2 nameservers (noel.ns.cloudflare.com, ulla.ns.cloudflare.com). It was registered on 25 March 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.90.138 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by route3.mx.cloudflare.net, route1.mx.cloudflare.net and 1 more. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.90.138 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.156.196 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::6815:5a8a | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3033::ac43:9cc4 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.90.138,172.67.156.196 ech=AEX+DQBBXwAgACC907bXbRu7/LC/NETzD2Dh1NVSYndG73++RUhUF01iPQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:5a8a,2606:4700:3033::ac43:9cc4 |
| TXT Record |
|---|
| v=spf1 include:_spf.mx.cloudflare.net ~all |
| Policy | Record (blackfreday.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.mx.cloudflare.net ~all |
| www | 104.21.90.138 172.67.156.196 2606:4700:3032::6815:5a8a 2606:4700:3033::ac43:9cc4 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network blackfreday.dk: 104.21.90.138 172.67.156.196 2606:4700:3032::6815:5a8a 2606:4700:3033::ac43:9cc4 (AS13335) www.blackfreday.dk: 104.21.90.138 172.67.156.196 2606:4700:3032::6815:5a8a 2606:4700:3033::ac43:9cc4 (AS13335) |
| Wildcard | No |
DNS lookups: 1/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| 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 | 2412577032 |
| Primary NS (MNAME) | noel.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 | 2023-03-25 |
| Expires | 2027-03-24 (155d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-17 19:42:06 | 2933ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-08 01:59:11 | 695ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-23 20:46:25 | 821ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-14 22:56:31 | 2391ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-02 10:03:00 | 1122ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-19 10:14:26 shown | 6104ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-17 15:46:53 | 1580ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-26 02:13:41 | 1127ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-20 23:27:57 | 1808ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-20 05:18:56 | 1239ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-16 14:45:08 | 906ms | 2 NS 2 A 3 MX | 🔓 Insecure |