| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 66.6.44.4 | 43200s | — | AS2635 | Automattic, Inc | 66.6.40.0/21 | 🇺🇸 United States | Ashburn |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | domains.tumblr.com → 74.114.154.18 |
| 🔶 Autoconfig | domains.tumblr.com → 74.114.154.22 |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.karla-vilda.dk | domains.tumblr.com |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026080901 |
| 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 | |
|---|---|---|---|---|
| 2026-09-01 02:50:46 | 968ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-25 15:51:14 | 862ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-09 12:15:27 | 1045ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-10 07:37:26 | 980ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-02 14:52:35 | 4880ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-27 12:30:44 | 1991ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-21 16:02:59 | 1741ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 13:21:15 | 1888ms | 2 NS 1 A 0 MX | 🔒 Secure | View |