Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
actperiop.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-07-27 16:01:06 UTC · ↺ Refresh
MX Hostnames
- actperiop-org.mail.protection.outlook.com
MX Priorities
- actperiop-org.mail.protection.outlook.com: 0
A / AAAA Records
- 104.21.46.63 (no PTR)
- 172.67.168.34 (no PTR)
- 2606:4700:3036::6815:2e3f (no PTR)
- 2606:4700:3034::ac43:a822 (no PTR)
Mail Server IPs
- 52.101.157.80 ↩ mail-os8pr02cu00100.inbound.protection.outlook.com
- 52.101.124.117 ↩ mail-tydpr03cu00105.inbound.protection.outlook.com
- 52.101.137.0 ↩ mail-sg2pr03cu00500.inbound.protection.outlook.com
- 2a01:111:f403:cc09:: ↩ mail-sg2pr03cu00500.inbound.protection.outlook.com
- 2a01:111:f403:cc1f::4 ↩ mail-os8pr02cu00104.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::8 ↩ mail-tydpr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
lars.ns.cloudflare.com dns.cloudflare.com 2409059064 10000 2400 604800 1800
Primary NS (mname)
lars.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2409059064
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
lars.ns.cloudflare.com
tani.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:relay.mailchannels.net -all
📊 DNS lookups: 2/10
✓ 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
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=ms19531607
- google-site-verification=LfcsxoGQ-vJHKyPTM6QZtgTE2FY88UuNCNiy_cq6hnc
- SPFv=spf1 include:spf.protection.outlook.com include:relay.mailchannels.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 · Customize →
See demo & docs
Deep verification
Full email verification for actperiop.org
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits