Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
donorschoose.org
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 23:02:05 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt2.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
- aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 30
- alt2.aspmx.l.google.com: 30
- alt3.aspmx.l.google.com: 50
- alt4.aspmx.l.google.com: 50
A / AAAA Records
- 151.101.66.49
- 151.101.2.49
- 151.101.130.49
- 151.101.194.49
Mail Server IPs
- 142.251.111.26 ↩ bk-in-f26.1e100.net
- 2607:f8b0:4004:c1f::1a ↩ pd-in-f26.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-f26.1e100.net
SOA Record
Raw SOA
ns-1737.awsdns-25.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1737.awsdns-25.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1737.awsdns-25.co.uk
ns-874.awsdns-45.net
ns-113.awsdns-14.com
ns-1305.awsdns-35.org
SPF Record
✓ Strict (-all)
v=spf1 a include:sendgrid.net include:_spf.google.com include:mail.zendesk.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=0; adkim=r; aspf=r; pct=100; rf=afrf
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 4 found
google._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
12 records- 5wgz7n0dw12j6c8j7g454nrlpzzvwjk4
- Validity-Domain-Verification=**45lkj34656vdwe57**
- atlassian-domain-verification=vU781eAWQylcpRdhfHKSOg12Y/KtXDIGvhqh+a5J5WciSfKKito8MAz0Q50/vM9y
- canva-site-verification=3EpGEGb00A4NL-JlXJ-hsA
- facebook-domain-verification=w9h6svq0kcitz5413uwqcbsqvuut4x
- google-site-verification=J_FVWA2CFDHLN_10DV9x_QfZd83I665SFLU2Zpte5OU
- google-site-verification=MFrxcnTJfE6ditip7FDB9jKKXjjoxTCehdJfkhAdYj8
- google-site-verification=MHn8ouZoWRlYYNtnZAp_6EQkoZRUf7_bfcOewxPQPEA
- miro-verification=acbfb7ccd4479b6fb8a9a8a0ee8a20bf43cb9ede
- openai-domain-verification=dv-lVcf6e2fWs1mm2iCX9E2WPiF
- rippling-domain-verification=021053edda68793a
- SPFv=spf1 a include:sendgrid.net include:_spf.google.com include:mail.zendesk.com include:_spf.psm.knowbe4.com -all
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