cypresscollege.edu

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cypresscollege.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 05:57:32 UTC · ↺ Refresh

MX Hostnames

  • cypresscollege-edu.mail.protection.outlook.com

MX Priorities

  • cypresscollege-edu.mail.protection.outlook.com: 5

A / AAAA Records

  • 23.185.0.3 (no PTR)

Mail Server IPs

  • 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
  • 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
  • 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
  • 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
  • 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
  • 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA fc-ib-gm.fullcoll.edu awsdns-hostmaster.amazon.com 38652 10800 1080 2419200 900
Primary NS (mname)
fc-ib-gm.fullcoll.edu
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
38652
Refresh
10800s
Retry
1080s
Expire
2419200s
Minimum TTL
900s

Nameservers (NS)

ns3.fullcoll.edu
ns1.cypresscollege.edu

SPF Record

✓ Soft Fail (~all)
v=spf1 mx ip4:207.233.80.102 ip4:66.77.173.243 ip4:208.117.49.214 ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 ip4:149.72.147.186 ip4:167.89.101.239 include:spf.protection.outlook.com include:_spf.e2ma.net include:amazonses.com include:mailgun.org include:verifymyfafsa.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;pct=25;fo=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 25% of failing messages only

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

7 records
  • knowbe4-site-verification=c8ca85441509d8cf07be692d3c6a789c
  • SPFv=spf1 mx ip4:207.233.80.102 ip4:66.77.173.243 ip4:208.117.49.214 ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 ip4:149.72.147.186 ip4:167.89.101.239 include:spf.protection.outlook.com include:_spf.e2ma.net include:amazonses.com include:mailgun.org include:verifymyfafsa.com ~all
  • e2ma-verification=sfxbb
  • solarwinds-service0desk-verification=67be057a4679856b2b07bb1567aecece
  • adobe-idp-site-verification=150c8239-1a2c-4c00-9b73-dd5ed9b7eb71
  • RSITDM3HT35U4AAEGBS203O2PUYV47T29O5N9XB4Y
  • atlassian-sending-domain-verification=163d9bd1-4546-49ab-8d74-afa0dc25a4f1
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