Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
atlantasymphony.org
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 13:19:23 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 52.4.54.3 ↩ ec2-52-4-54-3.compute-1.amazonaws.com
Mail Server IPs
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns-1109.awsdns-10.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1109.awsdns-10.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1109.awsdns-10.org
ns-1760.awsdns-28.co.uk
ns-303.awsdns-37.com
ns-958.awsdns-55.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:us._netblocks.mimecast.com include:mail132.atl81.rsgsv.net include:spf.protection.outlook.com include:rp.oracleemaildelivery.com include:_spf.mailgun.org ip4:209.104.56.8 include:servers.mcsv.net ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
7 records- mandrill_verify.hMJYf8Y4tJoK6HVjIHQ4wQ
- SPFv=spf1 include:us._netblocks.mimecast.com include:mail132.atl81.rsgsv.net include:spf.protection.outlook.com include:rp.oracleemaildelivery.com include:_spf.mailgun.org ip4:209.104.56.8 include:servers.mcsv.net ~all
- MS=ms38013552
- apple-domain-verification=SoR80lRSIt9LqT6T
- asv=eda640d0cbf9a3b5ab249f732e21d5b4
- fiHIxGxfLWD95TcaQSexU9sKTgNbrpXQxz8dSsfJSZ9LD+MRAdaDENDJlL18wH1bRGxsMqAHA1
- jamf-site-verification=j2WkX5LBu6Z3smWBxxWAWw
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