selca.dk is a .dk domain served by 4 nameservers (ns1-01.azure-dns.com, ns2-01.azure-dns.net, ns3-01.azure-dns.org and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.154.245.205 is hosted by IONOS SE (AS8560) in Germany. Mail is handled by selca-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 217.154.245.205 | 3600s | ip217-154-245-205.pbiaas.com | AS8560 | IONOS SE | 217.154.244.0/23 | 🇩🇪 Germany | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| 🔶 Autoconfig | selca.dk → 217.154.245.205 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:239:2f1:aa00::1 | 3600s | — | AS8560 | IONOS SE | 2a01:239:0:0:0:0:0:0/32 | 🇩🇪 Germany | — |
| TXT Record |
|---|
| MS=ms80419632 |
| stripe-verification=bdc56d54675b4e2127a1375efc96592740b4a0518abf45ab9535e36e24fe293a |
| v=spf1 a include:spf.protection.outlook.com -all |
| Policy | Record (selca.dk) |
|---|---|
| -all (hard fail) | v=spf1 a include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.selca.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:report@selca.dk |
| www CNAME | selca.dk (all on selca.dk) |
| www vs bare domain | Same network selca.dk: 217.154.245.205 2a01:239:2f1:aa00::1 (AS8560) www.selca.dk: 217.154.245.205 2a01:239:2f1:aa00::1 (AS8560) |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-selca-dk._domainkey.cometdk.onmicrosoft.com | RSA · ~1024 bit below 2048 bit |
| selector2 | selector2-selca-dk._domainkey.cometdk.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| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.selca.dk | RbnR17v7hlewrW9og-ZMtLL7ijyA3s3TRc9m-rccQ4Q |
| 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 | 1 |
| Primary NS (MNAME) | ns1-01.azure-dns.com |
| Responsible (RNAME) | azuredns-hostmaster@microsoft.com |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 19:06:30 shown | 1128ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-25 07:37:58 | 985ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 04:18:44 | 1394ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-25 22:01:19 | 1431ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 13:00:23 | 988ms | 4 NS 1 A 1 MX | 🔓 Insecure |