| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.19.9 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.184.97 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx.stackmail.com | 185.151.28.67 | mx.stackmail.com | AS48254 20i Limited |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:1309 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3033::ac43:b861 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.19.9,172.67.184.97 ech=AEX+DQBB3wAgACBUbW9UrQ4HyY7cDe5SyDhd+17ldxKPU2q7+KcEsV8DeQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1309,2606:4700:3033::ac43:b861 |
| TXT Record |
|---|
| v=spf mx -all |
| 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 | 2412019783 |
| Primary NS (MNAME) | ruth.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-26 03:58:47 | 734ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-14 09:46:11 | 2772ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-08 09:28:19 | 49452ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-25 09:27:36 | 4007ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-18 03:15:56 | 2865ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |