| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 103.168.172.37 | 300s | www.messagingengine.com | AS151847 | Fastmail Pty Ltd | 103.168.172.0/24 | 🇺🇸 United States | Philadelphia |
| 103.168.172.52 | 300s | www.messagingengine.com | AS151847 | Fastmail Pty Ltd | 103.168.172.0/24 | 🇺🇸 United States | Philadelphia |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | web.fastmail.com → 103.168.172.37 |
| 🔶 Autoconfig | web.fastmail.com → 103.168.172.37 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _imaps._tcp | 0 | 1 | 993 | imap.fastmail.com |
| TXT Record |
|---|
| v=spf1 include:spf.messagingengine.com ?all |
| Policy | Record (adeptweb.dk) |
|---|---|
| ?all (neutral) | v=spf1 include:spf.messagingengine.com ?all |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.adeptweb.dk | web.fastmail.com |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2413346152 |
| Primary NS (MNAME) | jim.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-28 01:24:35 | 1629ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-08-26 22:18:08 | 3237ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-08-20 08:07:40 | 4124ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-08-05 11:09:03 | 2164ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-07-12 21:00:06 | 3005ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-07-09 06:29:23 | 2323ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-06-22 07:01:31 | 1930ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-06-18 10:15:13 | 2922ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-06-16 12:54:39 | 2544ms | 2 NS 2 A 2 MX | 🔒 Secure | View |