| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2412722949 |
| Primary NS (MNAME) | cesar.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-21 09:09:02 | 9941ms | 2 NS 0 A 0 MX | 🔓 Insecure | View |
| 2026-08-14 01:12:49 | 2257ms | 2 NS 0 A 0 MX | 🔓 Insecure | View |
| 2026-07-27 22:01:33 | 9686ms | 2 NS 0 A 0 MX | 🔓 Insecure | View |
| 2026-07-26 21:43:41 | 9522ms | 2 NS 0 A 0 MX | 🔓 Insecure | View |
| 2026-07-11 08:31:42 | 9094ms | 2 NS 0 A 0 MX | 🔓 Insecure | View |
| 2026-07-03 19:19:46 | 824ms | 2 NS 0 A 0 MX | 🔓 Insecure | View |
| 2026-06-20 17:31:15 | 739ms | 2 NS 0 A 0 MX | 🔓 Insecure | View |
| 2026-06-17 09:33:38 | 759ms | 2 NS 0 A 0 MX | 🔓 Insecure | View |