| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 176.22.1.127 | 43200s | 176-22-1-127-dynamic.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 176.22.0.0/17 | 🇩🇰 Denmark | Hellerup |
| TXT Record |
|---|
| protonmail-verification=e09eea1a85c518a466e971cf8265bc953ae61f17 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (tordensky.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.tordensky.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| 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 | |
|---|---|---|---|---|
| 2026-08-27 05:36:28 | 1002ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-08 19:19:09 | 1136ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-12 00:40:33 | 950ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-23 17:50:17 | 750ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-20 19:10:24 | 1201ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-19 11:55:23 | 748ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 12:11:40 | 1047ms | 2 NS 1 A 2 MX | 🔒 Secure | View |