| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 13.248.158.7 | 7200s | a7de0457831fd11f7.awsglobalaccelerator.com | AS16509 | Amazon.com, Inc. | 13.248.0.0/14 | 🇺🇸 United States | — |
| 76.223.84.192 | 7200s | a7de0457831fd11f7.awsglobalaccelerator.com | AS16509 | Amazon.com, Inc. | 76.223.0.0/17 | 🇺🇸 United States | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 7200s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | rc.yahoo.com → 13.248.158.7 |
| 🔶 Autoconfig | rc.yahoo.com → 76.223.84.192 |
| Policy | Record (_dmarc.rocketmail.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=100; rua=mailto:dmarc-yahoo-rua@yahoo-inc.com; |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:security@yahooinc.com |
| 0 | issue | ; |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.rocketmail.dk | rc.yahoo.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 | 2024030901 |
| Primary NS (MNAME) | hidden-master.yahoo.com |
| Responsible (RNAME) | hostmaster@yahoo-inc.com |
| Refresh | 28800s |
| Retry | 3600s |
| Expire | 1814400s |
| Minimum (neg-cache TTL) | 600s |