Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rushortho.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 21:10:59 UTC · ↺ Refresh
MX Hostnames
- mx-01-us-east-2.prod.hydra.sophos.com
- mx-02-us-east-2.prod.hydra.sophos.com
MX Priorities
- mx-01-us-east-2.prod.hydra.sophos.com: 1
- mx-02-us-east-2.prod.hydra.sophos.com: 2
A / AAAA Records
- 40.71.11.151 (no PTR)
- 191.237.27.74 (no PTR)
- 40.121.16.193 (no PTR)
Mail Server IPs
- 18.189.107.171 ↩ ec2-18-189-107-171.us-east-2.compute.amazonaws.com
- 18.118.219.4 ↩ ec2-18-118-219-4.us-east-2.compute.amazonaws.com
- 3.138.43.149 ↩ ec2-3-138-43-149.us-east-2.compute.amazonaws.com
SOA Record
Raw SOA
ns-821.awsdns-38.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-821.awsdns-38.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-320.awsdns-40.com
ns-821.awsdns-38.net
ns-1370.awsdns-43.org
ns-1958.awsdns-52.co.uk
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.prod.hydra.sophos.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine;pct=1;rua=mailto:[email protected];ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 1% of failing messages only
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- cisco-ci-domain-verification=2700863113e9c310ed4585f9837503b4b3c9e0c67f91b50a9a8ceb39b1fc6a4b
- google-site-verification=4tYx9w0kMy3e_6KkkbCXNxqIjdvZrd045vjoJ_MJuaU
- mq9aborbn2klej6fg7paio5dsn
- sophos-domain-verification=8a17e92de00429f473657362845c95ce566e0853
- DKIMv=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAq/W3ywnosyZMQ404xF1dd9CXO4m9noBQPGaqGuVPeh51cWyu4TkCRcA+kpHx9R5fBhyBE1jYVTMp5x1fJW7oSF505GK1i/xDcFlxms43fkNV4v5TP88CWyo1o2n/ExCeQyXZXSr3AK2iUkyjLgbNfEBOroXjRLUyRpN7mBphPr83AxlwXMHr6SsqPkAi0U4RYSLtO5MzyXku1halWiQC1hmZ54RX39f5r07SOJXJgmOkBrCpkEicgcG/2qh08eLtbDi582ifes2BvEgpWZYV7bP4McZ7GcZG333ttIa0QYiUya0jfylZiNGqetp6PaH649HEHx2hYxMpit5DBYcRuQIDAQAB
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.prod.hydra.sophos.com include:_spf.psm.knowbe4.com -all
- 1password-site-verification=6WRV4S4LLFAODAZ3M7ZGLNVTPM
- 8lhqajhde7gdov5vbn7qoadafq
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