isover-online.dk is a .dk domain served by 3 nameservers (ns2.observatoiredesmarques.fr, ns3.nameshield.net, obs.ns1.fr). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.65.58.55 is hosted by Nameshield SAS (AS20756) in France. Mail is handled by mx3.nameshield.com, mx4.nameshield.net. The zone is not DNSSEC-signed, publishes a 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.65.58.55 | 3600s | — | AS20756 | Nameshield SAS | 185.65.56.0/22 | 🇫🇷 France | — |
| 81.92.91.56 | 3600s | — | AS20756 | Nameshield SAS | 81.92.80.0/20 | 🇫🇷 France | Angers |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | mx3.nameshield.com | 81.92.84.191 | mx3.perf1.com | AS20756 Nameshield SAS |
| 10 | 3600s | mx4.nameshield.net | 81.92.81.40 | mx4.nameshield.net | AS20756 Nameshield SAS |
| Policy | Record (_dmarc.isover-online.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com |
| www CNAME | saspresence.perf1.com (all on perf1.com) |
| www vs bare domain | Same network isover-online.dk: 185.65.58.55 81.92.91.56 (AS20756) www.isover-online.dk: 185.65.58.55 81.92.91.56 (AS20756) |
| Wildcard | No |
| 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 | 2026052020 |
| Primary NS (MNAME) | obs.ns1.fr |
| Responsible (RNAME) | technical@nameshield.net |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 7200s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-27 14:38:42 shown | 851ms | 3 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-28 06:11:59 | 937ms | 3 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-29 05:02:42 | 1275ms | 3 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-20 18:10:22 | 1423ms | 3 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-20 02:40:41 | 2665ms | 3 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-17 12:12:12 | 1445ms | 3 NS 2 A 2 MX | ⚠️ Bogus |