brandbjerg.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 3.125.228.140 is hosted by Amazon.com, Inc. (AS16509) in Germany. Mail is handled by brandbjerg-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.simply.com | — | — | — |
| ns2.simply.com | — | — | — |
| ns3.simply.com | — | — | — |
| ns4.simply.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 3.125.228.140 | — | ec2-3-125-228-140.eu-central-1.compute.amazonaws.com | AS16509 | Amazon.com, Inc. | 3.96.0.0/11 | 🇩🇪 Germany | Frankfurt am Main |
| TXT Record |
|---|
| MS=ms23077152 |
| v=spf1 include:_brandbjerg.dk.protect._spf.skysnag.com ~all |
| Policy | Record (brandbjerg.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_brandbjerg.dk.protect._spf.skysnag.com ~all |
| Policy | Record (_dmarc.brandbjerg.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=1;ri=3600;rua=mailto:skya8642f06cc6ad93a@app.skysnag.com; |
| Check | Result |
|---|---|
| Status | ➖ None |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✓ Valid |
| Mode | none |
| Policy ID | 1770739687 |
| max_age | 604800s |
| Policy MX | — |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:skya8642f06cc6ad93a@tls-rpt.skysnag.com |
| www | 3.125.228.140 (AS16509) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| BIMI | v=BIMI1;l=https://app.skysnag.com/storage/bimi/globe.svg; |
| Selector | CNAME | Key |
|---|---|---|
| dkim | — | RSA · ~1024 bit below 2048 bit |
| selector1 | selector1-brandbjerg-dk._domainkey.brandbjerghojskole.onmicrosoft.com | RSA · ~1024 bit below 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: 2/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026013103 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 12:44:30 | 1869ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 23:35:25 | 2116ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 22:00:52 | 2004ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 21:54:51 | 1738ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 17:57:37 | 1924ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-08 12:45:55 | 1753ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 16:35:12 shown | 2246ms | 4 NS 1 A 1 MX | 🔒 Secure |