Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
limcollege.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 23:09:16 UTC · ↺ Refresh
MX Hostnames
- limcollege-edu.mail.protection.outlook.com
MX Priorities
- limcollege-edu.mail.protection.outlook.com: 5
A / AAAA Records
- 23.185.0.3 (no PTR)
- 2620:12a:8001::3 (no PTR)
- 2620:12a:8000::3
Mail Server IPs
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
SOA Record
Raw SOA
auth1.dns.cogentco.com dns.cogentco.com 2026011205 10800 3600 604800 43200
Primary NS (mname)
auth1.dns.cogentco.com
Admin Email (rname)
dns@cogentco.com
Serial
2026011205
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
43200s
Nameservers (NS)
auth2.dns.cogentco.com
auth1.dns.cogentco.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.limcollege_edu._d.easydmarc.pro include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=none; pct=50; adkim=r; aspf=r; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; ri=3600; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none
⚠ Policy applies to 50% of failing messages only
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ 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- 0K0IPkv4Iqb723xEVtHmtyG0sBG6TkLjlIlJjP7OK/a0ztG3W/sz+c+RaXsQ9cyvgoEyoMuoT6FkAKPdrdxuLA==
- google-site-verification=acpngsk4fQkaD8vu95bzIi2kcgBnCsi9_y1g18WafDg
- SPFv=spf1 include:_spf.limcollege_edu._d.easydmarc.pro include:spf.protection.outlook.com -all
- adobe-idp-site-verification=dd67f7c6e6a83869b08b3af14f6ff0b35bc8b4453b185d04410348e7218769c9
- MS=8286CB8A010B3DC5CE977326814522662CB07985
- ifUvUmLDuZdgo0Ud1Yl36XIo41+VSs5PGjozZIOKiw2S2V/4Y5gd/j35fKRNT3E1ageiG3fp0KSuOTxNehLjXg==
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