Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
asisonline.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 12:26:36 UTC · ↺ Refresh
MX Hostnames
- asisonline-org.mail.protection.outlook.com
MX Priorities
- asisonline-org.mail.protection.outlook.com: 0
A / AAAA Records
- 104.25.54.15 (no PTR)
- 104.25.55.15 (no PTR)
- 2606:4700:20::6819:360f
- 2606:4700:20::6819:370f
Mail Server IPs
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
mitch.ns.cloudflare.com dns.cloudflare.com 2398845114 10000 2400 604800 1800
Primary NS (mname)
mitch.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398845114
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
naomi.ns.cloudflare.com
mitch.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf-us.emailsignatures365.com ip4:131.226.207.154 include:mail.zendesk.com include:bf02x.hubspotemail.net include:eventsair.asisonline.org include:halogen.asisonline.org include:in.constantcontact.com ?include:email.prnewswire.com include:_spf.intacct.com -all
📊 DNS lookups: 9/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
9 records- SPFv=spf1 include:spf.protection.outlook.com include:spf-us.emailsignatures365.com ip4:131.226.207.154 include:mail.zendesk.com include:bf02x.hubspotemail.net include:eventsair.asisonline.org include:halogen.asisonline.org include:in.constantcontact.com ?include:email.prnewswire.com include:_spf.intacct.com -all
- zUcTqRMn0BqUgm2fH4Hg7vBdCwZDIzDIp+bjXpTjECCcHqEkBW+PxUqomqq21euBS+ucZS920kxjyWeUVhz/nw==
- 1password-site-verification=P64DKK5HQ5GBVJZCOZSIOICGFY
- 784791febb0441d19a203bf2f30536b7
- 8mjr6yjz531jh0s6symwtnpxchg835jn
- ZOOM_verify_w_PN1_L7ShGsOPgY3QhhfA
- facebook-domain-verification=tlc3yjzqqaqim7tu9f92w6udcq5ise
- google-site-verification=j4DL0wgWQjbhnXpkN80lbCa9BSjbcgqRx_HPTQijFdc
- intacct-esk=EA25E267837B6E64E0534D220D0AF688
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 asisonline.org
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits