| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 149.28.228.225 | 300s | mail.nielssp.dk | AS20473 | The Constant Company, LLC | 149.28.128.0/17 | 🇺🇸 United States | Piscataway |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.nielssp.dk | 149.28.228.225 | mail.nielssp.dk | AS20473 The Constant Company, LLC |
| TXT Record |
|---|
| v=spf1 a:mail.nielssp.dk ip4:149.28.228.225 -all |
| Policy | Record (apakoh.dk) |
|---|---|
| -all (hard fail) | v=spf1 a:mail.nielssp.dk ip4:149.28.228.225 -all |
| 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 | 2411830950 |
| Primary NS (MNAME) | hans.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-16 17:26:23 | 1494ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-12 19:43:24 | 1206ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-23 20:51:27 | 17319ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-02 01:38:48 | 801ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-16 13:35:31 | 571ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |