| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.69.73 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.206.14 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::6815:4549 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3031::ac43:ce0e | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.69.73,172.67.206.14 ech=AEX+DQBBxQAgACDTmwfrhgaXqTdYt5MD/b+P17wy9iNESCkh9+ftiHSqVAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4549,2606:4700:3031::ac43:ce0e |
| 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 | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2412474297 |
| Primary NS (MNAME) | harvey.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-18 09:28:19 | 3411ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-08-09 01:43:35 | 10781ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-23 01:25:54 | 1245ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-30 21:45:32 | 1247ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-28 17:15:57 | 1993ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-16 21:24:00 | 879ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-16 21:20:05 | 763ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |