| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 135.181.98.40 | 300s | mail.0tx.dk | AS24940 | Hetzner Online GmbH | 135.181.0.0/16 | 🇫🇮 Finland | Helsinki |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.0tx.dk | 135.181.98.40 2a01:4f9:c011:bc01::1 |
mail.0tx.dk mail.0tx.dk |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| 40 | 300s | pmg.domingo.dk | 2a01:4f8:c012:9adf::1 49.13.214.145 |
pmg.domingo.dk pmg.domingo.dk |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | mail.0tx.dk → 135.181.98.40 |
| 🔶 Autoconfig | mail.0tx.dk → 135.181.98.40 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f9:c011:bc01::1 | 300s | mail.0tx.dk | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇫🇮 Finland | Helsinki |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 1 | 443 | mail.0tx.dk |
| TXT Record |
|---|
| v=spf1 ip4:135.181.98.40 ip6:2a01:4f9:c011:bc01::1 ip4:49.13.214.145 ip6:2a01:4f8:c012:9adf::1 ip4:83.88.251.84 ip4:195.201.239.191 ip6:2a01:4f8:c014:d78::1 -all |
| Policy | Record (0tx.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:135.181.98.40 ip6:2a01:4f9:c011:bc01::1 ip4:49.13.214.145 ip6:2a01:4f8:c012:9adf::1 ip4:83.88.251.84 ip4:195.201.239.191 ip6:2a01:4f8:c014:d78::1 -all |
| Policy | Record (_dmarc.0tx.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | comodoca.com |
| 0 | issue | digicert.com; cansignhttpexchanges=yes |
| 0 | issue | letsencrypt.org |
| 0 | issue | pki.goog; cansignhttpexchanges=yes |
| 0 | issue | ssl.com |
| 0 | issuewild | comodoca.com |
| 0 | issuewild | digicert.com; cansignhttpexchanges=yes |
| 0 | issuewild | letsencrypt.org |
| 0 | issuewild | pki.goog; cansignhttpexchanges=yes |
| 0 | issuewild | ssl.com |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.0tx.dk | 0tx.dk |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.0tx.dk | DANE-EE · SPKI · SHA-256 | CA0670673BBB301601491AE6821DB45B… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2413471566 |
| Primary NS (MNAME) | desiree.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-30 08:13:59 | 1551ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-29 04:15:58 | 1492ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-27 16:37:15 | 1420ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-25 02:33:59 | 1706ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-10 20:51:09 | 1652ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-27 16:38:08 | 2015ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-18 14:59:56 | 1196ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-25 13:53:58 | 1627ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-23 06:56:16 | 1164ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 16:48:33 | 1739ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-16 12:33:36 | 2049ms | 2 NS 1 A 2 MX | 🔒 Secure | View |