Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rgbaccounting.com
Yes
✓ Yes
Amazon SES
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 15:28:12 UTC · ↺ Refresh
MX Hostnames
- rgbaccounting-com.mail.protection.outlook.com
- inbound-smtp.us-east-1.amazonaws.com
MX Priorities
- inbound-smtp.us-east-1.amazonaws.com: 10
- rgbaccounting-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.26.10.140
- 172.67.69.1
- 104.26.11.140
- 2606:4700:20::681a:a8c
- 2606:4700:20::ac43:4501
- 2606:4700:20::681a:b8c
Mail Server IPs
- 3.211.210.226 ↩ ec2-3-211-210-226.compute-1.amazonaws.com
- 44.206.9.87 ↩ ec2-44-206-9-87.compute-1.amazonaws.com
- 44.210.166.32 ↩ ec2-44-210-166-32.compute-1.amazonaws.com
- 54.164.173.191 ↩ ec2-54-164-173-191.compute-1.amazonaws.com
- 54.197.5.236 ↩ ec2-54-197-5-236.compute-1.amazonaws.com
- 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c944::1
- 2a01:111:f403:c942::3
- 2a01:111:f403:c942::1
SOA Record
Raw SOA
adrian.ns.cloudflare.com dns.cloudflare.com 2398723616 10000 2400 604800 1800
Primary NS (mname)
adrian.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398723616
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
coby.ns.cloudflare.com
adrian.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict 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
✓ 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
2 records- MS=ms23735698
- SPFv=spf1 include:spf.protection.outlook.com -all
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for rgbaccounting.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits