graham-windham.org

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
graham-windham.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 00:23:57 UTC · ↺ Refresh

MX Hostnames

  • grahamwindham-org01e.mail.protection.outlook.com

MX Priorities

  • grahamwindham-org01e.mail.protection.outlook.com: 0

A / AAAA Records

  • 172.67.194.57 (no PTR)
  • 104.21.57.240 (no PTR)
  • 2606:4700:3037::ac43:c239
  • 2606:4700:3032::6815:39f0

Mail Server IPs

  • 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
  • 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
  • 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
  • 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
  • 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
  • 2a01:111:f403:f903:: (no PTR)
  • 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com

SOA Record

Raw SOA jihoon.ns.cloudflare.com dns.cloudflare.com 2399580077 10000 2400 604800 1800
Primary NS (mname)
jihoon.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399580077
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

sierra.ns.cloudflare.com
jihoon.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:retailSPF.smtp.com include:outboundmail.blackbaud.net include:_spf.psm.knowbe4.com include:sendgrid.net include:_spf.smtp.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; fo=1;ri=172800
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

DKIM Selectors

✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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

13 records
  • MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDT1KB0T6k1yXSfSVItEswkqIDH 0jfvLypM6+VIN8ghOj2ZYxMIHAgl8b1Z58k+n+uWk5qThbvIaCjKvEYnmaOmTV5Q dyYALnDo2VR9S+sBL8GdA8uytwJPQo3kk783O/aMS8AuGqHJ5IiHQgSpYiD88Sfr 8SioxDlLiJgHQbejeQIDAQAB
  • UAYQOBFXQRJIXYBI727HII4GX7N369OB9STHCPKFV
  • ZOOM_verify_PJ99aCUzRiS5nwWiHjdiag
  • apple-domain-verification=TgQAwe0h47d0hnxp
  • docusign=4320573b-5dbf-4c68-8a66-aa20910b8fa9
  • google-site-verification=0KjwVJ24w7KzUwlFuP631S7yJpAg-UqxEdJPyAEUVLA
  • google-site-verification=5tiPu-s62CLAxn0nLzJ7UhXuHIMkhEWJNqNkDirTpko
  • google-site-verification=axSuC0ULqg6a8xg5Ba4zvCaZAK6cEEVF39LeEipfdwg
  • h9847i8c0iqtgu10pgmchv82m0
  • q7kcpecl6ov7qaumdde5fjbiq2
  • SPFv=spf1 include:spf.protection.outlook.com include:retailSPF.smtp.com include:outboundmail.blackbaud.net include:_spf.psm.knowbe4.com include:sendgrid.net include:_spf.smtp.com -all
  • +include:outboundmail.blackbaud.net ~all
  • 4Qt40ojJGWoFgm0Um6nG8GQKATm0Ss4lCHewaGOhGdMHm3B2TysCDCqq+7oyGYcKSsPibOl1mN5CnA6YT989yQ==
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 graham-windham.org

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits