Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rscentral.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 06:23:09 UTC · ↺ Refresh
MX Hostnames
- rscentral-org.mail.protection.outlook.com
MX Priorities
- rscentral-org.mail.protection.outlook.com: 0
A / AAAA Records
- 70.34.33.117 ↩ rscentral.org
Mail Server IPs
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
SOA Record
Raw SOA
nsa.rscentral.org rut.rscentral.org 2025091702 7200 3600 604800 10800
Primary NS (mname)
nsa.rscentral.org
Admin Email (rname)
rut@rscentral.org
Serial
2025091702
Refresh
7200s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
nsb.rscentral.org
nsa.rscentral.org
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ip4:70.34.34.65 ip4:70.34.33.112 ip4:70.34.33.117 mx:rscentral.org include:amazonses.com include:spf.protection.outlook.com include:_spf.smtp.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
dkim._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=ms44612600
- SPFv=spf1 mx ip4:70.34.34.65 ip4:70.34.33.112 ip4:70.34.33.117 mx:rscentral.org include:amazonses.com include:spf.protection.outlook.com include:_spf.smtp.com ~all
- MS=ms67404943
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