2106.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 6 October 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by 2106-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 |
|---|---|---|---|---|---|---|---|
| 46.224.199.217 | — | static.217.199.224.46.clients.your-server.de | AS24940 | — | — | — | Nuremberg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | — | 2106-dk.mail.protection.outlook.com | — | — | — |
| TXT Record |
|---|
| v=DMARC1; p=reject; |
| v=spf1 include:spf.protection.outlook.com include:spf.unoeuro.com -all |
| Policy | Record (2106.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spf.unoeuro.com -all |
| Policy | Record (_dmarc.2106.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www CNAME | 2106.dk (all on 2106.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| 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 |
DNS lookups: 3/10 · 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 | 2026010700 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2018-10-06 |
| Expires | 2030-10-31 (1475d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 13:44:38 | 1234ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 02:41:12 | 839ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-28 01:42:12 | 1219ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-30 20:38:52 | 753ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 13:19:45 shown | 7731ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 13:13:06 | 617ms | 4 NS 1 A 1 MX | 🔒 Secure |