Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sedulogroup.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 01:38:20 UTC · ↺ Refresh
MX Hostnames
- sedulogroup-com.mail.protection.outlook.com
MX Priorities
- sedulogroup-com.mail.protection.outlook.com: 0
A / AAAA Records
- 35.185.231.42 ↩ 42.231.185.35.bc.googleusercontent.com
Mail Server IPs
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns73.domaincontrol.com dns.jomax.net 2025070119 28800 7200 604800 600
Primary NS (mname)
ns73.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025070119
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns74.domaincontrol.com
ns73.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.salesforce.com include:48247466.spf04.hubspotemail.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
3 records- google-site-verification=8nu6g_BkGkXxZ7EuqKwHKPOgluH-k3SrWO5cL3pSmB8
- q9ul9ipu6f1h9a12a7utdi106t
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.salesforce.com include:48247466.spf04.hubspotemail.net -all
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 sedulogroup.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits