| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.59.102.25 | 3600s | 87-59-102-25-cable.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 87.59.0.0/16 | 🇩🇰 Denmark | Hillerød |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| v=spf1 include:_custspf.one.com -all |
| Policy | Record (tintjolo.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_custspf.one.com -all |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026090101 |
| 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 | |
|---|---|---|---|---|
| 2026-09-03 18:40:25 | 479ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-27 19:52:36 | 527ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-03 09:05:37 | 778ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-03 12:04:16 | 1847ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 21:41:09 | 1683ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 17:33:03 | 503ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 13:03:56 | 1529ms | 2 NS 1 A 0 MX | 🔒 Secure | View |