| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 135.181.213.87 | 3600s | jtw.dk | AS24940 | Hetzner Online GmbH | 135.181.0.0/16 | 🇫🇮 Finland | Helsinki |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 15 | 3600s | mail.jtw.dk | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 135.181.213.87 |
| 🔶 Autoconfig | mail.jtw.dk → 135.181.213.87 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 10 | 443 | mail.jtw.dk |
| TXT Record |
|---|
| v=spf1 mx a include:spfbase.jtw.dk -all |
| Policy | Record (artbyhardt.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx a include:spfbase.jtw.dk -all |
| Policy | Record (_dmarc.artbyhardt.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=100 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026080701 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-19 00:40:11 | 39001ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-08 20:14:56 | 867ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-09 04:59:45 | 1044ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-21 13:29:59 | 834ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-21 01:32:35 | 1097ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-16 13:41:18 | 723ms | 4 NS 1 A 1 MX | 🔒 Secure | View |