| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 93.191.158.4 | 3600s | linux3.dandomain.dk | AS48854 | team.blue Denmark A/S | 93.191.152.0/21 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | mail.sted-cph.dk → 5.83.28.236 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms61893813 |
| v=spf1 include:_spf.centerasecurity.dk include:spf.mailanyone.net include:spf.protection.outlook.com ip4:79.98.199.138 ip4:188.120.78.214 -all |
| vpe=900fce8 |
| Policy | Record (sted-cph.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.centerasecurity.dk include:spf.mailanyone.net include:spf.protection.outlook.com ip4:79.98.199.138 ip4:188.120.78.214 -all |
| Policy | Record (_dmarc.sted-cph.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject;rua=mailto:dmarc-reports@sted-cph.dk;fo=1 |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025061301 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-28 00:29:22 | 867ms | 2 NS 1 A 3 MX | 🔒 Secure | View |
| 2026-07-26 16:16:06 | 17858ms | 2 NS 1 A 3 MX | 🔒 Secure | View |
| 2026-06-27 16:37:59 | 717ms | 2 NS 1 A 3 MX | 🔒 Secure | View |
| 2026-06-26 06:09:46 | 1846ms | 2 NS 1 A 3 MX | 🔒 Secure | View |
| 2026-06-17 22:28:45 | 1198ms | 2 NS 1 A 3 MX | 🔒 Secure | View |