Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
chestnut.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 02:07:02 UTC · ↺ Refresh
MX Hostnames
- chestnut-org.mail.eo.outlook.com
MX Priorities
- chestnut-org.mail.eo.outlook.com: 0
A / AAAA Records
- 18.222.246.135 ↩ ec2-18-222-246-135.us-east-2.compute.amazonaws.com
Mail Server IPs
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns10.dnsmadeeasy.com dns.dnsmadeeasy.com 2009010259 43200 3600 1209600 180
Primary NS (mname)
ns10.dnsmadeeasy.com
Admin Email (rname)
dns@dnsmadeeasy.com
Serial
2009010259
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns11.dnsmadeeasy.com
ns12.dnsmadeeasy.com
ns15.dnsmadeeasy.com
ns14.dnsmadeeasy.com
ns10.dnsmadeeasy.com
ns13.dnsmadeeasy.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:107.152.3.131/32 ip4:107.152.3.160/32 ip4:107.152.3.164/32 ip4:107.152.3.189/32 ip4:209.15.237.240/28 ip4:64.77.23.7/32 ip4:66.234.14.73/32 include:spf.constantcontact.com include:spf.protection.outlook.com include:spf.lrswebsolutions.com include:spf.us.exclaimer.net include:spf.mandrillapp.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=reject;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
6 records- google-site-verification=BPp6QfcCoOOIgozzcbrXtBdpsMko6Tmwxs2sFlE-Paw
- ZOOM_verify_9Eg4OVqIRyucF8QdQB802w
- cisco-ci-domain-verification=5d1dba426cb6c1bf957382c29936cf5fe6fabeb2ce475a9f3660b1af3573c913
- SPFv=spf1 ip4:107.152.3.131/32 ip4:107.152.3.160/32 ip4:107.152.3.164/32 ip4:107.152.3.189/32 ip4:209.15.237.240/28 ip4:64.77.23.7/32 ip4:66.234.14.73/32 include:spf.constantcontact.com include:spf.protection.outlook.com include:spf.lrswebsolutions.com include:spf.us.exclaimer.net include:spf.mandrillapp.com -all
- apple-domain-verification=sd4mLZKHpXYToa3U
- MS=ms81965015
Full email verification for chestnut.org
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