Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
reddevelopment.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 12:19:07 UTC · ↺ Refresh
MX Hostnames
- reddevelopment-com.mail.protection.outlook.com
MX Priorities
- reddevelopment-com.mail.protection.outlook.com: 10
A / AAAA Records
- 141.193.213.10 (no PTR)
- 141.193.213.11 (no PTR)
Mail Server IPs
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
SOA Record
Raw SOA
ns35.domaincontrol.com dns.jomax.net 2026030900 28800 7200 604800 600
Primary NS (mname)
ns35.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026030900
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns35.domaincontrol.com
ns36.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.reddevelopment_com._d.easydmarc.pro exists:%{i}._spf.inkyphishfence.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
14 records- google-site-verification=eUS1VXkU-lTbE1c8i9HvUBBkmIXPv6ypN1s6xVin8Yo
- klaviyo-site-verification=HC96qc
- klaviyo-site-verification=SLXeuK
- SPFv=spf1 include:_spf.reddevelopment_com._d.easydmarc.pro exists:%{i}._spf.inkyphishfence.com -all
- klaviyo-site-verification=Q2t6Ya
- google-site-verification=c-Lgyu8_h-mjzsjHhHMucCE6Q--jqI0YlHsO_CNN0QE
- klaviyo-site-verification=NPYuMB
- klaviyo-site-verification=KKYeGh
- klaviyo-site-verification=NvrNWQ
- klaviyo-site-verification=Tnc8Cj
- google-site-verification=7B6LFwh4JZrZCNwfySxs3B4ts1rPuD2h_aF2i8cHRJQ
- klaviyo-site-verification=NWsBau
- google-site-verification=Dr0F9U_gJVEOL_xhyXCVAuWmQ7kz6SiwE2yspW7W6IU
- klaviyo-site-verification=KKvL4X
Full email verification for reddevelopment.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits