| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.59.143 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.179.74 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.179.74 |
| 🔶 Autoconfig | 104.21.59.143 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3036::ac43:b34a | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::6815:3b8f | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.59.143,172.67.179.74 ech=AEX+DQBBzwAgACBTSB3apXixaEI71fZoMKUzij6ilRhhH7A4KRauzohfNQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::ac43:b34a,2606:4700:3037::6815:3b8f |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com ip4:92.246.16.116 -all |
| Policy | Record (reinhardt-consult.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com ip4:92.246.16.116 -all |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2413362344 |
| Primary NS (MNAME) | doug.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-28 03:57:52 | 958ms | 2 NS 2 A 1 MX | 🔒 Secure | View |
| 2026-08-09 18:15:43 | 3507ms | 2 NS 2 A 1 MX | 🔒 Secure | View |
| 2026-08-07 22:58:49 | 1709ms | 2 NS 2 A 1 MX | 🔒 Secure | View |
| 2026-08-06 22:34:52 | 3169ms | 2 NS 2 A 1 MX | 🔒 Secure | View |
| 2026-07-16 18:46:18 | 1476ms | 2 NS 2 A 1 MX | 🔒 Secure | View |
| 2026-07-11 19:05:59 | 1526ms | 2 NS 2 A 1 MX | 🔒 Secure | View |
| 2026-06-27 09:55:02 | 1811ms | 2 NS 2 A 1 MX | 🔒 Secure | View |
| 2026-06-25 06:03:57 | 982ms | 2 NS 2 A 1 MX | 🔒 Secure | View |
| 2026-06-23 22:23:27 | 1078ms | 2 NS 2 A 1 MX | ⚠️ Bogus | View |
| 2026-06-17 23:58:15 | 3056ms | 2 NS 2 A 1 MX | 🔒 Secure | View |