Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rtscarrierservices.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 17:55:09 UTC · ↺ Refresh
MX Hostnames
- mxb-0022dc01.gslb.pphosted.com
- mxa-0022dc01.gslb.pphosted.com
MX Priorities
- mxa-0022dc01.gslb.pphosted.com: 10
- mxb-0022dc01.gslb.pphosted.com: 10
A / AAAA Records
- 3.150.225.130 ↩ ec2-3-150-225-130.us-east-2.compute.amazonaws.com
- 3.141.242.224 ↩ ec2-3-141-242-224.us-east-2.compute.amazonaws.com
- 3.17.217.48 ↩ ec2-3-17-217-48.us-east-2.compute.amazonaws.com
- 2620:12a:8001::3 (no PTR)
- 2620:12a:8000::3 (no PTR)
Mail Server IPs
- 148.163.156.12 ↩ mx0a-0022dc01.pphosted.com
- 67.231.157.112 ↩ mx0b-0022dc01.pphosted.com
SOA Record
Raw SOA
ns-1525.awsdns-62.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1525.awsdns-62.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1866.awsdns-41.co.uk
ns-295.awsdns-36.com
ns-599.awsdns-10.net
ns-1525.awsdns-62.org
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 ip4:67.231.157.112 ip4:148.163.156.12 -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
google._domainkey
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- slack-domain-verification=I4V5FifjnFl6KM9B30SErtkbAqoOFm1fambG5Agk
- 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 ip4:67.231.157.112 ip4:148.163.156.12 -all
- MS=ms22633716
- atlassian-domain-verification=s9vrkP3uMDqSkgj+QZpye+ENIjcCwHrdvMgLgMYqqaJBkjDmDQEp+9WS6RAeewni
- docusign=7c21f06a-4920-4d7f-aa97-baa8d2372038
- docusign=9f952ba3-0a75-4855-bc78-0f401a43c457
- pardot585383=d0751dd741dd2661432b52867df75284d18af21bd50214b51035bf5ea17e405a
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