on24-7.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 16 September 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is DNSSEC-signed and validates, has no 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 16.170.84.13 | — | ec2-16-170-84-13.eu-north-1.compute.amazonaws.com | AS16509 | — | — | — | — |
| www CNAME | on24-7.dk (all on on24-7.dk) → 16.170.84.13 (AS16509) |
| 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 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2023073100 |
| 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 | 2010-09-16 |
| Expires | 2027-09-30 (345d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-02 03:43:59 | 1718ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-30 03:25:32 | 465ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-28 10:42:24 | 710ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-25 00:26:53 | 477ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-18 04:04:25 shown | 1053ms | 4 NS 1 A 0 MX | 🔒 Secure |