Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
marietta.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 05:31:08 UTC · ↺ Refresh
MX Hostnames
- marietta-edu.mail.protection.outlook.com
MX Priorities
- marietta-edu.mail.protection.outlook.com: 10
A / AAAA Records
- 23.185.0.4 (no PTR)
- 2620:12a:8000::4 (no PTR)
- 2620:12a:8001::4
Mail Server IPs
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1341.awsdns-39.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1341.awsdns-39.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1845.awsdns-38.co.uk
ns-319.awsdns-39.com
ns-738.awsdns-28.net
ns-1341.awsdns-39.org
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf-na.exlibrisgroup.com include:secure.giftlegacy.com include:_spf.e2ma.net ip4:199.218.109.0/24 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; adkim=s; aspf=r;rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
4 records- SPFv=spf1 include:spf.protection.outlook.com include:spf-na.exlibrisgroup.com include:secure.giftlegacy.com include:_spf.e2ma.net ip4:199.218.109.0/24 -all
- c1v74l6anec5fhmls1fpi8o3j2
- e2ma-verification=kjcfb
- prowly-verification=481a3c0cf30cb8c23414ca937217ec006b3b2ca96ca28577174449a99a41b401
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