| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.183.138.100 | 3600s | — | AS47292 | Sentia Denmark A/S | 46.183.138.0/23 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | oldschoolgeek.dk → 46.183.138.100 |
| 🔶 Autoconfig | oldschoolgeek.dk → 46.183.138.100 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| TXT Record |
|---|
| google-site-verification=MfScajiE6ZRxKXcRygjzNhD88vKa5eoVJZyyNggznUU |
| spf2.0/pra |
| v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (oldschoolgeek.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (_dmarc.oldschoolgeek.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.oldschoolgeek.dk | oldschoolgeek.dk |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026090301 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@oldschoolgeek.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-09-04 10:18:29 | 994ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-08-27 21:23:58 | 977ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-08-27 02:58:16 | 888ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-08-20 19:02:28 | 2495ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-08-13 05:32:44 | 2723ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-08-06 22:44:49 | 9844ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-07-23 04:38:55 | 1004ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-07-17 20:44:15 | 2126ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-07-09 04:53:26 | 1810ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-07-03 17:33:10 | 1257ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-06-25 18:19:52 | 1005ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-06-20 21:01:19 | 1225ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-06-17 15:27:27 | 1519ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |