| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 159.182.72.19 | 60s | lo1.redirect.global.pearson.com pearsontestprep.com |
AS29016 | Pearson Shared Services Ltd | 159.182.72.0/21 | 🇬🇧 United Kingdom | Hove |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 900s | custmx.cscdns.net | 198.58.121.58 | 198-58-121-58.ip.linodeusercontent.com | AS63949 Akamai Connected Cloud |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 159.182.72.19 |
| 🔶 Autoconfig | 168.146.68.32 |
| 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 | 2023041406 |
| Primary NS (MNAME) | dns-apac-1.ptns.pearson.com |
| Responsible (RNAME) | gns-dnsoperations@pearson.com |
| Refresh | 900s |
| Retry | 900s |
| Expire | 2592000s |
| Minimum (neg-cache TTL) | 900s |