| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 31.220.92.139 | 43200s | vmi1501706.contaboserver.net | AS51167 | Contabo GmbH | 31.220.80.0/20 | 🇫🇷 France | Lauterbourg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | smtp.munkholm.dk | 62.164.213.156 | vmi2345123.contaboserver.net | AS51167 Contabo GmbH |
| 20 | 3600s | mail1.munkholm.dk | 144.91.107.31 | vmi2946224.contaboserver.net | AS51167 Contabo GmbH |
| 40 | 3600s | mxa.eu.mailgun.org | 34.111.130.244 | 244.130.111.34.bc.googleusercontent.com | AS396982 Google LLC |
| 50 | 3600s | mxb.eu.mailgun.org | 34.111.130.244 | 244.130.111.34.bc.googleusercontent.com | AS396982 Google LLC |
| TXT Record |
|---|
| v=spf1 +mx +a ~all |
| Policy | Record (munkholm.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +mx +a ~all |
| Policy | Record (_dmarc.munkholm.dk) |
|---|---|
| p=quarantine | v=DMARC1;p=quarantine;rua=mailto:admin@munkholm.dk |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | letsencrypt.org |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.munkholm.dk | 98BjNpGRDX3Uv6y1e8CPKBmnWepNQfPqwA5GSs58dSI |
| TXT | _acme-challenge.munkholm.dk | y9dRPknpjvaCnWLXgs0diQpN3LMg6Yo1GLntl4VxAtw |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026082801 |
| 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 | |
|---|---|---|---|---|
| 2026-08-29 18:32:52 | 934ms | 2 NS 1 A 4 MX | 🔒 Secure | View |
| 2026-08-28 07:41:37 | 1203ms | 2 NS 1 A 4 MX | 🔒 Secure | View |
| 2026-08-12 10:12:56 | 5146ms | 2 NS 1 A 4 MX | 🔒 Secure | View |
| 2026-08-04 22:00:52 | 3353ms | 2 NS 1 A 4 MX | 🔒 Secure | View |
| 2026-07-27 15:11:13 | 934ms | 2 NS 1 A 4 MX | 🔒 Secure | View |
| 2026-06-19 18:59:01 | 2476ms | 2 NS 1 A 4 MX | 🔒 Secure | View |
| 2026-06-17 19:32:26 | 1364ms | 2 NS 1 A 4 MX | 🔒 Secure | View |