ptsem.edu

Valid Email Server
Domain Lookup › ptsem.edu
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
ptsem.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-21 12:28:55 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

No priority data.

A / AAAA Records

  • 23.185.0.4
  • 2620:12a:8000::4
  • 2620:12a:8001::4

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

evan.ns.cloudflare.com
bonnie.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:192.231.177.0/24 ip4:192.231.178.0/24 include:spf.protection.outlook.com include:spf.mandrillapp.com include:ptsem.iii.com include:sierra-app.ptsem.edu include:_spf.psm.knowbe4.com include:_spf.salesforce.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✓ 3 found
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ DKIM properly configured for selector: selector1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

18 records
  • facebook-domain-verification=k5y8qdnwhwxvxrni72j07taieqwpcl
  • _k30hjb3tfeqz019ucaah7u6wvnj8p2w
  • google-site-verification=d19Q9ruIjdbHwdgzpvKe1NYB3ShnTWZHmpRGPSFJO2I
  • atlassian-domain-verification=qAWrECI2jAknGr5GDyLDifSIOwyrWJEf36bPhhPGOv5KP7UMB6Xn6ZeXTaGNbaLJ
  • ms-domain-verification=f8f8e887-2fa1-4ac0-a0b9-ba620a1a4b69
  • hv531hm76fzrfw6t58j70fvbcqtqz7sg
  • 2n4rRjB04YI4fJOxSyR0uq526yrLlUeGbM3kHMAZtqJmYCsUIWWU7RGRAkS5VrjtxbeDGltR+IV1Y+sCqRfw3g==
  • status-page-domain-verification=1wkcvtv19vhw
  • google-site-verification=86UEwmPkl9cIxIjZH2ubdIVly4Qsu1wPR17snux9Eu0
  • 55B3UJ5DURR1SQPOL322D53COW8N32XFGVSGXHRU
  • 00DDb000000KJTL=1TBhP00000000RR
  • ZOOM_verify_ymgsZFZictHoE9sTbejSmi
  • THA-TH8-ZAD
  • google-site-verification=rgIRvf0lmrClXYegk58iF7L0fiMCkn3JoxPAvHrj_iw
  • adobe-idp-site-verification=7fde61440faff6a17b54b92d52a4affd382a40608b032fce76537ef962d10885
  • SFMC-U1keNuhOmmdzE__uuAbYdGrvpTWqG7yqefO3Z8ZT
  • MS=ms61431106
  • SPFv=spf1 ip4:192.231.177.0/24 ip4:192.231.178.0/24 include:spf.protection.outlook.com include:spf.mandrillapp.com include:ptsem.iii.com include:sierra-app.ptsem.edu include:_spf.psm.knowbe4.com include:_spf.salesforce.com -all
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