Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
penncapital.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 04:33:22 UTC · ↺ Refresh
MX Hostnames
- penncapital-com.mail.protection.outlook.com
MX Priorities
- penncapital-com.mail.protection.outlook.com: 10
A / AAAA Records
- 44.208.236.27 ↩ ec2-44-208-236-27.compute-1.amazonaws.com
Mail Server IPs
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
ns10.digicertdns.com dns.digicertdns.com 2009010215 43200 3600 1209600 180
Primary NS (mname)
ns10.digicertdns.com
Admin Email (rname)
dns@digicertdns.com
Serial
2009010215
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns11.digicertdns.com
ns15.digicertdns.net
ns14.digicertdns.net
ns10.digicertdns.com
ns12.digicertdns.com
ns13.digicertdns.net
SPF Record
✓ Strict (-all)
v=spf1 +ip4:69.31.80.130 +ip4:50.196.50.121 include:spf.protection.outlook.com include:spf.smarsh.com include:50721650.spf06.hubspotemail.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- sag7lv8evo6voqmifq7jhehnfd
- 35q88o9jep3t01gh2uqgi0rjku
- t81njh54qjo809jipm07m1j33u
- dgnmpnnjbqimd9ic5h5vcsgqvl
- sending_domain514451=7904f07a6ac395dcdc1904892761742f43d3f8c999a47e579946bd8e42ae4923
- ltpqmv9ks3sjcq4m1k8vmcnc2r
- SPFv=spf1 +ip4:69.31.80.130 +ip4:50.196.50.121 include:spf.protection.outlook.com include:spf.smarsh.com include:50721650.spf06.hubspotemail.net -all
- XY69hilOTiNI8SLKQW0tgBTiAxDFlourOL5K2dtk4JHtIVJC0gL5p7JxDlOKDfbL2fEiyPXCieSsJEh2SH3Ucg==
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 penncapital.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits