Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
covivio.immo
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 12:19:04 UTC · ↺ Refresh
MX Hostnames
- covivio-immo.mail.protection.outlook.com
MX Priorities
- covivio-immo.mail.protection.outlook.com: 0
A / AAAA Records
- 92.205.24.228 ↩ 228.24.205.92.host.secureserver.net
Mail Server IPs
- 52.101.166.2 ↩ mail-paup264cu00202.inbound.protection.outlook.com
- 52.101.166.1 ↩ mail-pr0p264cu01301.inbound.protection.outlook.com
- 52.101.166.0 ↩ mail-pa5p264cu00200.inbound.protection.outlook.com
- 52.101.164.0 ↩ mail-mrzp264cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca25::1 ↩ mail-pr0p264cu01301.inbound.protection.outlook.com
- 2a01:111:f403:ca1e:: ↩ mail-mrzp264cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca25:: ↩ mail-pa5p264cu00200.inbound.protection.outlook.com
- 2a01:111:f403:ca25::2 ↩ mail-paup264cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.udag.de hostmaster.united-domains.de 2024082484 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024082484
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns.udag.de
ns.udag.org
ns.udag.net
SPF Record
✓ Strict (-all)
v=spf1 a:custmail-out.boreus.de a:immosolve.de a:agenturserver.de ip4:145.243.234.84 ip4:217.146.148.164 ip4:217.146.148.165 ip4:10.0.30.207 include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
12 records- google-site-verification=23_pdOo_jPhWlU-eqgrT07ZcRBoxcTBrYp0TpDiyAdc
- globalsign-domain-verification=6cylLA6_1TanQus7oJFuLvZ1EHu-NBT0PDiNsMtrPS
- apple-domain-verification=oYJAy4fll4Q5IekX
- canva-site-verification=PMlkd6yB4byUlbgWTXOqfA
- docusign=6fda2e6a-802b-4099-8a71-2c3d64e3811b
- docusign=7ed8a2ed-85f7-4474-b3b5-a4f087e9e867
- MS=ms62350206
- 7K1b74hRh0peSCywhVzWlEfFmMt3pOGpy7YD+IEgoOk=
- MS=ms43630869
- iFv5UeisX0+4BbbQ4+4YKe8/m33n7GnVCs+XjSG89dU=
- SPFv=spf1 a:custmail-out.boreus.de a:immosolve.de a:agenturserver.de ip4:145.243.234.84 ip4:217.146.148.164 ip4:217.146.148.165 ip4:10.0.30.207 include:spf.protection.outlook.com -all
- brevo-code:01462faa23d826bff1b1bf94da4bdcd5
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