franceos.dk is a .dk domain served by 3 nameservers (ns1.c-system.dk, ns2.c-system.dk, ns3.c-system.dk). It was registered on 19 September 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 49.12.60.91 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by franceos-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.c-system.dk | 49.12.60.90 | ns1.c-system.dk | AS24940 Hetzner Online GmbH |
| ns2.c-system.dk | 49.12.60.94 | ns2.c-system.dk | AS24940 Hetzner Online GmbH |
| ns3.c-system.dk | 130.162.220.97 | — | AS31898 Oracle Corporation |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 49.12.60.91 | 38400s | npm.c-system.dk | AS24940 | Hetzner Online GmbH | 49.12.0.0/15 | 🇩🇪 Germany | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.152 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms79766059 |
| v=spf1 a mx a:web03.c-system.dk include:spf.protection.outlook.com -all |
| Policy | Record (franceos.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx a:web03.c-system.dk include:spf.protection.outlook.com -all |
| www CNAME | franceos.dk (all on franceos.dk) → 49.12.60.91 (AS24940) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-franceos-dk._domainkey.franceos.p-v1.dkim.mail.microsoft | RSA · ~2048 bit |
| selector2 | selector2-franceos-dk._domainkey.franceos.p-v1.dkim.mail.microsoft | 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: 4/10 · policy: -all
No problems found| 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 | 1617023151 |
| Primary NS (MNAME) | ns1.c-system.dk |
| Responsible (RNAME) | hostmaster@c-system.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 38400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2000-09-19 |
| Expires | 2027-09-30 (347d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 09:51:59 shown | 1207ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-02 15:53:21 | 10713ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 15:08:16 | 1323ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 03:11:39 | 1144ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-14 16:13:35 | 2789ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-02 05:18:23 | 1390ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 01:56:48 | 887ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 10:34:13 | 2747ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 10:33:42 | 1070ms | 3 NS 1 A 1 MX | 🔓 Insecure |