Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
greatschools.org
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 19:51:28 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- alt1.aspmx.l.google.com
- aspmx3.googlemail.com
- aspmx2.googlemail.com
- alt2.aspmx.l.google.com
MX Priorities
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- aspmx2.googlemail.com: 10
- aspmx3.googlemail.com: 10
- alt1.aspmx.l.google.com: 5
A / AAAA Records
- 34.203.241.196 ↩ ec2-34-203-241-196.compute-1.amazonaws.com
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 64.233.180.27 ↩ pe-in-f27.1e100.net
- 2607:f8b0:4004:c17::1a ↩ bl-in-f26.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
SOA Record
Raw SOA
ns-1873.awsdns-42.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1873.awsdns-42.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1873.awsdns-42.co.uk
ns-629.awsdns-14.net
ns-1421.awsdns-49.org
ns-166.awsdns-20.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a include:_spf.google.com include:mail.zendesk.com include:21158191.spf03.hubspotemail.net ip4:3.222.168.74 ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
google._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
7 records- google-site-verification=i52LJOe_-IFi5dhBFl7mOAgp_MYCWCakNVmDY-9AqA0
- openai-domain-verification=dv-McWq73FlVLlHTjKHza2QFGIU
- p352z2m9vs36xl161y2f0vj7n74ldf7j
- slack-domain-verification=RUHFpFzh4w7FNnG5Qh0gXgamA6YxKKYPXx5VVX7H
- SPFv=spf1 a include:_spf.google.com include:mail.zendesk.com include:21158191.spf03.hubspotemail.net ip4:3.222.168.74 ~all
- SFMC-UwT5tkqLPgz7tbdd4l6ePv2708-ThhsX43_zb-dk
- anthropic-domain-verification-a11v8n=rvVnJm66DJmIdJlO0vLUkd5mC
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