brainmanager.dk is a .dk domain served by 2 nameservers (kevin.ns.cloudflare.com, olga.ns.cloudflare.com). It was registered on 16 September 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.19.49 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx1.migadu.com, aspmx2.migadu.com. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.19.49 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.185.60 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 188.114.96.1 |
| 🔶 Autoconfig | 172.67.185.60 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::ac43:b93c | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::6815:1331 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.19.49,172.67.185.60 ech=AEX+DQBB0QAgACAh7bRixXnt1LMtfFcR6RHM6z96fpw8b4ZVJiXRGbA9ZAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:b93c,2606:4700:3036::6815:1331 |
| TXT Record |
|---|
| google-site-verification=X-WQojNyFEFI4AYJc7qvctpDpuQ-f35nKyiODwb3kzI |
| hosted-email-verify=qm6sf0jm |
| v=spf1 include:spf.migadu.com include:sendgrid.net include:helpscoutemail.com -all |
| Policy | Record (brainmanager.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.migadu.com include:sendgrid.net include:helpscoutemail.com -all |
| Policy | Record (_dmarc.brainmanager.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; pct=100; |
| www | 104.21.19.49 172.67.185.60 2606:4700:3031::ac43:b93c 2606:4700:3035::6815:1331 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network brainmanager.dk: 104.21.19.49 172.67.185.60 2606:4700:3031::ac43:b93c 2606:4700:3035::6815:1331 (AS13335) www.brainmanager.dk: 104.21.19.49 172.67.185.60 2606:4700:3031::ac43:b93c 2606:4700:3035::6815:1331 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| s1 | s1.domainkey.u38990485.wl236.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u38990485.wl236.sendgrid.net | 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: 8/10 · policy: -all
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.aspmx1.migadu.com | DANE-EE · SPKI · SHA-256 | 4D97323D167383FD6998CE177C02C80C… |
| SMTP _25._tcp.aspmx2.migadu.com | DANE-EE · SPKI · SHA-256 | 4D97323D167383FD6998CE177C02C80C… |
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | broken trust chain resolving 'brainmanager.dk/A/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2407260856 |
| Primary NS (MNAME) | kevin.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Domeneshop AS |
| Registered | 2023-09-16 |
| Expires | 2027-09-15 (332d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 03:20:51 | 4498ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-30 12:12:59 | 729ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-24 14:31:36 | 1996ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-23 14:09:04 | 2958ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-19 09:37:24 | 3289ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-17 13:28:36 | 9740ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-11 05:15:28 | 13843ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-27 06:44:14 | 989ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-16 19:33:28 | 4029ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-25 20:48:49 | 2071ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-27 23:11:51 | 3050ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-18 17:00:12 shown | 1854ms | 2 NS 2 A 2 MX | ⚠️ Bogus |
| 2026-06-16 16:47:24 | 5113ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-16 16:40:48 | 2659ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-16 16:30:50 | 670ms | 2 NS 2 A 2 MX | 🔓 Insecure |