Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
uphs.upenn.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 22:45:26 UTC · ↺ Refresh
MX Hostnames
- uphs-upenn-edu.mail.protection.outlook.com
MX Priorities
- uphs-upenn-edu.mail.protection.outlook.com: 100
A / AAAA Records
- 45.60.135.182 (no PTR)
- 45.60.75.182 (no PTR)
Mail Server IPs
- 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
infoblox-master.uphs.upenn.edu root.uphs.upenn.edu 1962 21600 3600 604800 86400
Primary NS (mname)
infoblox-master.uphs.upenn.edu
Admin Email (rname)
root@uphs.upenn.edu
Serial
1962
Refresh
21600s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
uphs1.uphs.upenn.edu
uphs2.uphs.upenn.edu
uphs3.uphs.upenn.edu
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email include:spf.protection.outlook.com include:cust-spf.exacttarget.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
21 records- globalsign-domain-verification=27736BD837C72B5C3236EB85DE347BD1
- e2ma-verification=40igb
- globalsign-domain-verification=2BC231E8D599F0016747CEF8F5822D5E
- globalsign-domain-verification=313AE63DA0A919D23D5E8E8DCAFEF6B1
- jamf-site-verification=GjPlLh_TwxtnNUdsYF6dXw
- spycloud-domain-verification=71c6b881-3c7a-4a7e-bf8f-3774352a31cb
- google-site-verification=AI_XgVbuZd0of24Th5xh66alpMgxDIn6CYNb4Tyk2ko
- docusign=f1c79f71-f9fa-456d-891b-5c5fb98d6948
- _globalsign-domain-verification=FxPxy8Pvh1H1i1s0kOLLoUCaSmygxPd9MoL2QNbUgz
- 1YtGzgacQNNTs6kCimggMpAewurv0kKKW9TDthd00frWtlyITmW8SB/etNFN9Z/jIBToqLstrBGvXZ/NnMSoHg==
- successfactors-site-verification=NjRiZDljOWZiOGZjMTdkMjMwYzgxMjA5OWYzOWRlZjY0Y2Y4ZWRhMjU0YTVjNDkyOGMzZTI3MzAyMjAwYWVkYg==
- apple-domain-verification=JI8jzp82A2NFnXrq
- SPFv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email include:spf.protection.outlook.com include:cust-spf.exacttarget.com ~all
- atlassian-domain-verification=/6PUOaLXLgGA5Yvash/n1LY1LBg0GDUZNAi1DsFbg44xA/CcsSaTkEv76aAjHQzT
- smartsheet-site-validation=jLp67eGNKeAXe4wZjSAsK6i_k4N8uuHF
- MS=ms94207366
- MS=ms27384885
- dtm-domain-verification=DAsg-wDLGNKljdHKWjeMueReehctOK-NIJnQuAKDN-8
- globalsign-domain-verification=2bba58c46bf4c29af1f2ce0ff729513c
- globalsign-domain-verification=f356f23f4ec3c3a04df5d6c89382c350
- globalsign-domain-verification=3E91940985110C1AC9C676D1BFCE085C
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for uphs.upenn.edu
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits