Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rtspro.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 14:34:33 UTC · ↺ Refresh
MX Hostnames
- mxa-0022dc01.gslb.pphosted.com
- mxb-0022dc01.gslb.pphosted.com
MX Priorities
- mxb-0022dc01.gslb.pphosted.com: 10
- mxa-0022dc01.gslb.pphosted.com: 10
A / AAAA Records
- 52.85.61.48 ↩ server-52-85-61-48.ewr53.r.cloudfront.net
- 52.85.61.128 ↩ server-52-85-61-128.ewr53.r.cloudfront.net
- 52.85.61.37 ↩ server-52-85-61-37.ewr53.r.cloudfront.net
- 52.85.61.58 ↩ server-52-85-61-58.ewr53.r.cloudfront.net
Mail Server IPs
- 67.231.157.112 ↩ mx0b-0022dc01.pphosted.com
- 148.163.156.12 ↩ mx0a-0022dc01.pphosted.com
SOA Record
Raw SOA
ns-1780.awsdns-30.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1780.awsdns-30.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1471.awsdns-55.org
ns-1780.awsdns-30.co.uk
ns-325.awsdns-40.com
ns-539.awsdns-03.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.ryanrts.com include:spf2.ryanrts.com ip4:140.82.185.194/27 ip4:4.7.68.48/30 ip4:4.7.68.64/27 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- 9sdi4rudtnmsu9pos8ps9hegj6
- slack-domain-verification=SfAEcnYc9BJ8OY8EzuJrYKeVSUS5ngLstwG597uE
- SPFv=spf1 include:spf.ryanrts.com include:spf2.ryanrts.com ip4:140.82.185.194/27 ip4:4.7.68.48/30 ip4:4.7.68.64/27 -all
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