| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 157.55.238.140 | 86400s | — | AS8075 | Microsoft Corporation | 157.55.0.0/16 | 🇺🇸 United States | Delano |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.24 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 0 | 1 | 5061 | sipdir.online.lync.com |
| TXT Record |
|---|
| MS=ms43490471 |
| v=spf1 include:outlook.com ~all |
| Policy | Record (faciusinvest.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:outlook.com ~all |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081301 |
| 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 | |
|---|---|---|---|---|
| 2026-08-27 14:10:09 | 2701ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-26 17:25:58 | 4016ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-14 06:31:06 | 3559ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-15 05:13:14 | 3540ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-24 17:52:31 | 4693ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-21 07:10:52 | 4606ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 16:04:01 | 1614ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 09:11:14 | 5597ms | 2 NS 1 A 1 MX | 🔒 Secure | View |