Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
uwcrobertboschcollege.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 01:58:19 UTC · ↺ Refresh
MX Hostnames
- uwcrobertboschcollege-de.mail.protection.outlook.com
MX Priorities
- uwcrobertboschcollege-de.mail.protection.outlook.com: 0
A / AAAA Records
- 89.233.108.230 ↩ 89-233-108-230.static.hvvc.us
Mail Server IPs
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
- 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
gail.ns.cloudflare.com dns.cloudflare.com 2399816408 10000 2400 604800 1800
Primary NS (mname)
gail.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399816408
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
gail.ns.cloudflare.com
skip.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 a:my.apps03.ext.rbuwc.de a:my.apps02.ext.rbuwc.de a:my.uwcrobertboschcollege.ext.rbuwc.de include:spf.mailjet.com include:spf.protection.outlook.com include:spf.protection.outlook.de include:servers.mcsv.net -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- stripe-verification=289bc3de5ee278d04e6af42a94c2fa24b4e87805855994578c678e8b215294a7
- SPFv=spf1 a:my.apps03.ext.rbuwc.de a:my.apps02.ext.rbuwc.de a:my.uwcrobertboschcollege.ext.rbuwc.de include:spf.mailjet.com include:spf.protection.outlook.com include:spf.protection.outlook.de include:servers.mcsv.net -all
- MS=ms56065733
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