| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | mail.7a.dk | 2a00:fd01:8146:3d00::30 | — | AS214875 Altibox Danmark AS |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a00:fd01:8146:3d00:215:5dff:fe02:6d04 | 600s | — | AS214875 | Altibox Danmark AS | 2a00:fd01:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Holstebro |
| TXT Record |
|---|
| v=spf1 include:spf.mailjet.com include:spf.simply.com -all |
| Policy | Record (flyingby.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.mailjet.com include:spf.simply.com -all |
| Policy | Record (_dmarc.flyingby.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.flyingby.dk | eb41dcc6-b7d6-4895-88e0-70a4d99e36b5.c-8a1f.tx.auth.certifytheweb.com |
| TXT | eb41dcc6-b7d6-4895-88e0-70a4d99e36b5.c-8a1f.tx.auth.certifytheweb.com | MU0cmNhZW2LEvTSRrknGWdAaNBKcX7yOGEOgj1jXRGI |
| TXT | eb41dcc6-b7d6-4895-88e0-70a4d99e36b5.c-8a1f.tx.auth.certifytheweb.com | NKOb9ul670l2yCjid_shZarj_xs2Qibuw7cZ9CjYrlI |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026083003 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-31 07:51:23 | 1353ms | 4 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-08-29 22:58:25 | 1439ms | 4 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-08-28 18:36:50 | 1920ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-06 03:32:44 | 1436ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-21 22:11:17 | 3042ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 18:05:41 | 1121ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 09:52:12 | 833ms | 4 NS 1 A 1 MX | 🔒 Secure | View |