| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 172.105.81.131 | 3600s | li2042-131.members.linode.com | AS63949 | Akamai Connected Cloud | 172.105.0.0/17 | 🇩🇪 Germany | Frankfurt am Main |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mail.revi-rus.dk | 172.105.81.131 | li2042-131.members.linode.com | AS63949 Akamai Connected Cloud |
| TXT Record |
|---|
| v=spf1 include:sendgrid.net ?all |
| Policy | Record (revi-rus.dk) |
|---|---|
| ?all (neutral) | v=spf1 include:sendgrid.net ?all |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026080801 |
| 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 | |
|---|---|---|---|---|
| 2026-08-10 00:36:54 | 840ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-12 20:32:47 | 8722ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-02 16:29:55 | 539ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 14:56:44 | 540ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 13:07:45 | 1389ms | 2 NS 1 A 1 MX | 🔒 Secure | View |