| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 83.91.91.15 | 43200s | 83-91-91-15-static.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 83.90.0.0/15 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mail.ithozting.dk | 83.91.91.2 | mail.ithozting.dk | AS3292 TDC Holding A/S |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 10 | 443 | post.formula.nu |
| TXT Record |
|---|
| v=spf1 ip4:83.91.91.0/26 ip4:185.107.168.46 ~all |
| Policy | Record (anders-munch.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:83.91.91.0/26 ip4:185.107.168.46 ~all |
| Policy | Record (_dmarc.anders-munch.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:dmarcreports@scanmail.nu; |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026082001 |
| 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 | |
|---|---|---|---|---|
| 2026-08-27 10:53:28 | 564ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-20 08:03:55 | 8769ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-21 04:49:48 | 640ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 16:49:42 | 697ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 13:28:18 | 549ms | 2 NS 1 A 1 MX | 🔒 Secure | View |