| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 51.105.228.104 | 300s | — | AS8075 | Microsoft Corporation | 51.104.0.0/15 | 🇳🇱 The Netherlands | Amsterdam |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | jacobbundgaard.dk → 51.105.228.104 |
| 🔶 Autoconfig | jacobbundgaard.dk → 51.105.228.104 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| TXT Record |
|---|
| spf2.0/pra |
| v=spf1 include:spf.gigahost.dk include:_spf.mx.cloudflare.net -all |
| Policy | Record (jacobbundgaard.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.gigahost.dk include:_spf.mx.cloudflare.net -all |
| Policy | Record (_dmarc.jacobbundgaard.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.jacobbundgaard.dk | U-sN297xYRA4NA2BKgh3MDNMDYcd3KUrfisOhAAIcAI |
| TXT | _acme-challenge.jacobbundgaard.dk | fE8m1CR6hsM_9VsaYm7MzgW-DKXsjnuIYhqGNMH-0q8 |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| 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 | 2413605692 |
| Primary NS (MNAME) | justin.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-31 05:42:30 | 1417ms | 2 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-08-27 18:29:12 | 676ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-08-20 07:17:46 | 6145ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-08-13 04:54:52 | 9995ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-08-08 12:30:14 | 917ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-08-05 20:35:03 | 1336ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-07-23 17:18:16 | 8902ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-07-16 22:00:03 | 1586ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-07-13 03:53:47 | 1272ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-07-03 14:56:39 | 2531ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-06-26 19:13:35 | 1021ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-06-23 01:57:28 | 5143ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-06-22 17:00:37 | 918ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 22:08:58 | 707ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-06-20 06:54:21 | 1635ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-06-19 01:17:19 | 1517ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-06-17 17:33:50 | 920ms | 5 NS 1 A 3 MX | 🔓 Insecure | View |