| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.21.42.34 | 3600s | linux35.curanet.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.24 |
| 🔶 Autoconfig | 185.21.42.34 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 0 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms15909752 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081001 |
| 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 07:14:59 | 584ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-12 02:24:20 | 1106ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-17 13:27:23 | 552ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-12 05:52:53 | 709ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-02 15:07:46 | 1477ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 23:23:34 | 517ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 09:45:09 | 631ms | 2 NS 1 A 0 MX | 🔒 Secure | View |