| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 66.71.220.1 | 3600s | ip-001-cf.abacusai-ip.net | AS13335 | Cloudflare, Inc. | 66.71.220.0/24 | 🇺🇸 United States | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.mcd-web.dk | mcd-web.dk.8e2880757e65b79f.dcv.cloudflare.com |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026082301 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-27 01:15:53 | 739ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-23 14:04:38 | 579ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-23 15:59:08 | 582ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 19:18:09 | 604ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 18:04:31 | 599ms | 2 NS 1 A 0 MX | 🔒 Secure | View |