Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
manhattanschool.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 10:47:14 UTC · ↺ Refresh
MX Hostnames
- manhattanschool-edu.mail.protection.outlook.com
MX Priorities
- manhattanschool-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.204.69 (no PTR)
- 104.21.77.39 (no PTR)
- 2606:4700:3037::6815:4d27
- 2606:4700:3035::ac43:cc45
Mail Server IPs
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
SOA Record
Raw SOA
cloe.ns.cloudflare.com dns.cloudflare.com 2397967236 10000 2400 604800 1800
Primary NS (mname)
cloe.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397967236
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
cloe.ns.cloudflare.com
dave.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- MS=ms63917153
- google-site-verification=PqZr2bQfHEPlk0dLO6dGmzNSojb6JxI1Z14jChkokNs
- google-site-verification=nhEHP5AVozuuijJXHlZfM7Q7dXV3q4oqSMSPDsGMoNk
- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=61C82450B106C6994EB03C225A37C6D2DEB53232
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