Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
alphadevelopment.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 08:22:32 UTC · ↺ Refresh
MX Hostnames
- alphadevelopment-com.mail.protection.outlook.com
MX Priorities
- alphadevelopment-com.mail.protection.outlook.com: 1
A / AAAA Records
- 172.67.139.248 (no PTR)
- 104.21.54.152 (no PTR)
- 2606:4700:3037::6815:3698
- 2606:4700:3037::ac43:8bf8
Mail Server IPs
- 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
SOA Record
Raw SOA
katelyn.ns.cloudflare.com dns.cloudflare.com 2398884918 10000 2400 604800 1800
Primary NS (mname)
katelyn.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398884918
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
robert.ns.cloudflare.com
katelyn.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:relay.mailchannels.net include:spf.protection.outlook.com include:aspmx.pardot.com include:_spf.salesforce.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; sp=none
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
dkim._domainkey
✓ Public key: 216 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
5 records- google-site-verification=gdvzEzkb1CGBuBaqdLCRlZoi2h0enzeC9wXNTJd_CIo
- openai-domain-verification=dv-feRUPseidaHq37AndRHeiyNP
- sending_domain1022423=6dd55a986910323f09056d7fe64b5239cdf1d5a46cc5b106bbb2227518c23efd
- SPFv=spf1 include:relay.mailchannels.net include:spf.protection.outlook.com include:aspmx.pardot.com include:_spf.salesforce.com include:_spf.psm.knowbe4.com -all
- 0ed1fe018a86dda5bbf57641ccbdd8f654d3e58928
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