Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
slu.edu
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 05:27:47 UTC · ↺ Refresh
MX Hostnames
- mxb-00234e01.gslb.pphosted.com
- mxa-00234e01.gslb.pphosted.com
MX Priorities
- mxa-00234e01.gslb.pphosted.com: 10
- mxb-00234e01.gslb.pphosted.com: 20
A / AAAA Records
- 173.213.236.59 ↩ slu.oudeve.com
Mail Server IPs
- 148.163.158.101 ↩ mx0b-00234e01.pphosted.com
SOA Record
Raw SOA
deb.ns.cloudflare.com dns.cloudflare.com 2399527480 10000 2400 604800 1800
Primary NS (mname)
deb.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399527480
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
deb.ns.cloudflare.com
lloyd.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com include:mail.zendesk.com include:_spf.qualtrics.com include:_spf.salesforce.com include:_spf.elasticemail.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 6 found
google._domainkey
selector1._domainkey
selector2._domainkey
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
26 records- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com include:mail.zendesk.com include:_spf.qualtrics.com include:_spf.salesforce.com include:_spf.elasticemail.com ~all
- sending_domain1108362=d95767abaacd79903f2cdd9fa0b5b46f5bb61d1d2d736d0fae87ed7e9502d950
- google-site-verification=03aiCj8jumUNtLn1uO1zys1Av4LApOtCetbw5ZtpDSE
- MS=ms13196215
- @ 3600 IN TXT adobe-idp-site-verification=af8027d66c89fdf8f08466470f26d0a80660368cc134b40eeb3d61cdac2ba9f3
- DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCoIqW22W3TUFD4kcUoN6QLpTZU718TWYnTO6XpVWOlL2ZVCzb6XmsxJP/ONLZ2NBBAq6CCJrA9+7ln9Ml0LTlONJlWpwEY2RJgIixzZcFWVvCyktACaX8WOGtwou1mP3rgMYX5ur4nnjPMNG2mp5lGhYpXfgwg+HCwtE96nP1JjwIDAQAB
- m98prj8e1ojp37v6rfok1fmodq
- brevo-code:59b3a18744d24f960bd78166f34f87c5
- nqd7ini477kpqu1ng4rfohsmqq
- d365mktkey=OFSutl9nTIZRZFadaSKJmay78KSBYtnxZjxyo9XZxBEx
- MS=ms53081654
- MS=ms50701882
- d365mktkey=2lWV0dRXJcWxMg4c2YX8WZl3eqjjOeZ67IXmxKTfd8Ax
- google-site-verification=VZxzouRLXyw8y4hgzUvQzBba0T5ffv5zLfzTASnl1tg
- apple-domain-verification=BHpJhilRKq5wgSNJ
- pardot1108362=a55a836e09421b76fbbd426427a83ee2d825b39a7a4873500ec436328c3a4009
- e2ma-verification=oqfcb
- google-site-verification=NHIoJ23Lv-tqKjWs9EGuY9aUOOeSkfFD--x1BzIcjBo
- google-site-verification=QvT8Osv_Li3E10RAQq8XD1CPTnClz-JjkZzLUeHrjLI
- brevo-code:9a413a0283d094a472ebc5eab0a8491a
- iiqnleb3mtmtkj7lgbckj1b9v1
- docusign=c30cf5aa-7ab3-42f5-9597-db748aac4fd3
- google-site-verification=OiXg92__zmUGj987BW03wQV7CzYj2nS3iEHwe7lotkA
- MS=ms41681430
- iContact1296658
- u1p77t1ksnhftfvrg95dtf0jup
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 · Customize →
See demo & docs
Deep verification
Full email verification for slu.edu
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits