| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.221.216.102 | 1600s | srv-mammoth-41.yourserviceagency.com | AS393960 | Host4Geeks LLC | 185.221.216.0/24 | 🇬🇧 United Kingdom | London |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Key type | Algorithm | Public key |
|---|---|---|
| KSK | ECDSA P-256/SHA-256 | qwlqILfS/ZyxwrIZKqgIU3LrfaNOwH32wyTNL1m6… |
| ZSK | ECDSA P-256/SHA-256 | zp+sjwKfbaR1w/8qyrV+mCXgjYGCSxyXOnxLR5GJ… |
| Field | Value |
|---|---|
| Serial | 2026081301 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-15 10:54:55 | 543ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-14 12:14:52 | 596ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-16 01:28:15 | 757ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-27 14:17:50 | 598ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 09:14:46 | 1352ms | 2 NS 1 A 0 MX | 🔒 Secure | View |