Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
redboxvoice.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 22:40:00 UTC · ↺ Refresh
MX Hostnames
- redboxvoice-com.mail.protection.outlook.com
MX Priorities
- redboxvoice-com.mail.protection.outlook.com: 1
A / AAAA Records
- 86.17.6.58 (no PTR)
Mail Server IPs
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
- 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
SOA Record
Raw SOA
dns0.proweb.net hostmaster.proweb.net 2018060810 7200 3600 86400 120
Primary NS (mname)
dns0.proweb.net
Admin Email (rname)
hostmaster@proweb.net
Serial
2018060810
Refresh
7200s
Retry
3600s
Expire
86400s
Minimum TTL
120s
Nameservers (NS)
dns0.proweb.net
dns2.proweb.net
dns1.proweb.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; pct=100; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
8 records- tts7unfkl6sk7snmuclgkbthi
- duve9ou4pannaak3o9ghovq7jc
- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms29362087
- apple-domain-verification=RDa3mjtoCPaLRi1z
- csi89b4n5lkjku7ftek9vgsas
- atlassian-sending-domain-verification=b4bd0e49-7d5c-49cc-9c3c-3c4ef5c6a70e
- spycloud-domain-verification=90c3068b-aa0d-42b0-bbb5-8a2452724cf0
Full email verification for redboxvoice.com
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