Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
riverview.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 06:06:44 UTC · ↺ Refresh
MX Hostnames
- riverview-org.mail.protection.outlook.com
MX Priorities
- riverview-org.mail.protection.outlook.com: 0
A / AAAA Records
- 104.21.5.204 (no PTR)
- 172.67.133.211 (no PTR)
- 2606:4700:3032::ac43:85d3
- 2606:4700:3037::6815:5cc
Mail Server IPs
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
lily.ns.cloudflare.com dns.cloudflare.com 2398970556 10000 2400 604800 1800
Primary NS (mname)
lily.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398970556
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
woz.ns.cloudflare.com
lily.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:209.160.233.0/24 ip4:199.168.79.0/24 ip4:160.72.13.0/24 ip4:170.29.1.40 ip4:170.29.144.40 ip4:74.120.219.234 include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; ruf=mailto:[email protected]; rua=mailto:[email protected]; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
4 records- H/MVl0ZFK6Hu+9bo7c0cIHsoOe6QtKhS6kCiuvDfB+dP7kD6EJocO68Tg+sp+/V4OFozP1uN+huFFKdUqoqSaw==
- _paaty7nytv929u8uwjqnu3ctpt7ldco
- google-site-verification=DRgux5Zt81vLevBous47dbr7ZPZlZFK_376YP7tlxGM
- SPFv=spf1 mx ip4:209.160.233.0/24 ip4:199.168.79.0/24 ip4:160.72.13.0/24 ip4:170.29.1.40 ip4:170.29.144.40 ip4:74.120.219.234 include:spf.protection.outlook.com -all
Full email verification for riverview.org
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits