| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.21.41.114 | 3600s | linux22.curanet.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.8 |
| 🔶 Autoconfig | autoconfig-mf.onlinemail.io → 185.21.40.62 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 1 | 0 | 443 | mobile.sgs2business.dk |
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| google-site-verification=wrwMgyHYrowgPdETz0dy8amsPsW5LS64gczaOfImBIQ |
| MS=ms31846874 |
| v=spf1 a a:mx1-sg.systemgruppen.dk a:mx2-sg.systemgruppen.dk include:spf.ess.de.barracudanetworks.com include:spf.protection.outlook.com -all |
| Policy | Record (buurholt.dk) |
|---|---|
| -all (hard fail) | v=spf1 a a:mx1-sg.systemgruppen.dk a:mx2-sg.systemgruppen.dk include:spf.ess.de.barracudanetworks.com include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.buurholt.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:dmarc@buurholt.dk; |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025070303 |
| Primary NS (MNAME) | ns1.podi.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |