| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 76.76.21.21 | 300s | — | AS16509 | Amazon.com, Inc. | 76.76.21.0/24 | 🇺🇸 United States | Walnut |
| TXT Record |
|---|
| google-site-verification=npRGhRGdt92xerlD1uaQg-AnLcGsUvSi3RtikrV0J-I |
| protonmail-verification=2b64ba0d5a3a50568a357be04983d810457e2b2b |
| v=spf1 include:spf.mailjet.com include:_spf.protonmail.ch mx ~all |
| Policy | Record (singmore.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.mailjet.com include:_spf.protonmail.ch mx ~all |
| Policy | Record (_dmarc.singmore.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; ruf=mailto:support@singmore.dk |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2413353923 |
| Primary NS (MNAME) | frank.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-09-03 14:18:18 | 10152ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-28 15:28:20 | 1518ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-13 12:08:10 | 3879ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-06 00:29:31 | 1488ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-12 13:00:13 | 1232ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 22:27:39 | 1018ms | 2 NS 1 A 2 MX | 🔒 Secure | View |