| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 78.31.252.90 | 3600s | ip1.semarkit.net | AS204151 | EWII Bredbaand A/S | 78.31.252.0/22 | 🇩🇰 Denmark | Aalborg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.semark.dk | 83.151.155.18 | — | AS31027 GlobalConnect A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | krysteli.dk → 78.31.252.90 |
| 🔶 Autoconfig | krysteli.dk → 78.31.252.90 |
| TXT Record |
|---|
| v=spf1 redirect=_spf.semarkit.net |
| Policy | Record (krysteli.dk) |
|---|---|
| no all — incomplete SPF | v=spf1 redirect=_spf.semarkit.net |
| Policy | Record (_dmarc.krysteli.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; aspf=r; adkim=r; fo=1; pct=100; rua=mailto:postmaster@semarkit.net; ruf=mailto:postmaster@semarkit.net; |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:info@semarkit.net |
| 0 | issue | letsencrypt.org |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.krysteli.dk | krysteli.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081301 |
| 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 03:09:41 | 1101ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-14 04:04:41 | 2115ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-12 23:26:28 | 2606ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-06 13:57:24 | 7043ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-18 14:02:41 | 975ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-14 09:31:07 | 823ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-25 10:13:23 | 801ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-23 23:57:30 | 1156ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 13:04:27 | 797ms | 2 NS 1 A 1 MX | 🔒 Secure | View |