| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 76.76.21.21 | 300s | — | AS16509 | Amazon.com, Inc. | 76.76.21.0/24 | 🇺🇸 United States | Walnut |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (michaelpedersen.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.michaelpedersen.dk | 0ru7j0kXX5QTyUoT_kbIPTenogiTXdnWBpWO8SdJeAM |
| TXT | _acme-challenge.michaelpedersen.dk | LvhddBGlJ6MIFRh4M5v0dvT2gKwUW1XEzf_jEGrJDiM |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2413801176 |
| Primary NS (MNAME) | craig.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-09-03 13:32:43 | 1972ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-25 23:42:13 | 795ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-12 23:12:34 | 3357ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-10 21:11:44 | 2644ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-17 03:15:15 | 1820ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-28 13:03:53 | 2730ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-22 04:47:29 | 996ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 05:23:34 | 882ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 22:36:08 | 1095ms | 2 NS 1 A 1 MX | 🔒 Secure | View |