| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 5.103.139.167 | 600s | 5.103.139.167.static.fibianet.dk | AS44869 | FIBIA P/S | 5.103.0.0/16 | 🇩🇰 Denmark | Frederiksberg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | nickbliversmart.dk → 5.103.139.167 |
| 🔶 Autoconfig | nickbliversmart.dk → 5.103.139.167 |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.nickbliversmart.dk | nickbliversmart.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026082401 |
| 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 | |
|---|---|---|---|---|
| 2026-08-25 06:19:25 | 1401ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-25 06:26:12 | 633ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-27 12:24:38 | 742ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-23 06:35:42 | 2726ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |
| 2026-06-22 09:09:01 | 971ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 18:09:31 | 858ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 12:12:54 | 772ms | 2 NS 1 A 0 MX | 🔒 Secure | View |