Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rivco.org
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 07:51:42 UTC · ↺ Refresh
MX Hostnames
- mxb-003c2e01.gslb.pphosted.com
- mxa-003c2e01.gslb.pphosted.com
MX Priorities
- mxa-003c2e01.gslb.pphosted.com: 10
- mxb-003c2e01.gslb.pphosted.com: 10
A / AAAA Records
- 104.18.24.84 (no PTR)
- 104.18.25.84 (no PTR)
Mail Server IPs
- 205.220.160.17 ↩ mx0a-003c2e01.pphosted.com
- 205.220.172.17 ↩ mx0b-003c2e01.pphosted.com
SOA Record
Raw SOA
ns1.riverside.ca.us it-ncc.rivco.org 340 300 1800 3600 60
Primary NS (mname)
ns1.riverside.ca.us
Admin Email (rname)
it-ncc@rivco.org
Serial
340
Refresh
300s
Retry
1800s
Expire
3600s
Minimum TTL
60s
Nameservers (NS)
ns2.riverside.ca.us
ns1.riverside.ca.us
SPF Record
✓ Strict (-all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;fo=1;rua=mailto:[email protected];ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
mail._domainkey
s1._domainkey
s2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
10 records- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
- brevo-code:1da98e6a44846163f4d760cadbe38e57
- cisco-ci-domain-verification=6651b0e99a3b98b0768a309c8ac711704c5af18fcf1457eccfb0df7cddcc1f5f
- apple-domain-verification=GoDmh1EXuL22uh4F
- atlassian-domain-verification=v7OO8/mWq7A2FWaSQfi62HpTfSaU26x4QnVxHRCm5jhlDEP6awNo5mNbf5LODR2j
- vmware-cloud-verification-7d8d500a-8a04-4dec-bb62-1f3c33128a0d
- apple-domain-verification=7bghPwX1sgL0wwTO
- QOyaXphQw26rQYAGc2PAbHGkj_9pqkF06AY-uG3uAS4
- CUAgHWWajiwuUSH5nOcZxgnfrLHZtKj6SgeApGmfMZU
- brevo-code:039742e95352bd2311e382886ca5e66f
Full email verification for rivco.org
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