Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
eacs.k12.in.us
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-19 08:21:11 UTC · ↺ Refresh
MX Hostnames
- eacs-k12-in-us.mail.protection.outlook.com
MX Priorities
- eacs-k12-in-us.mail.protection.outlook.com: 10
A / AAAA Records
- 34.238.178.141 ↩ ec2-34-238-178-141.compute-1.amazonaws.com
Mail Server IPs
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
edna.ns.cloudflare.com dns.cloudflare.com 2404070544 10000 2400 604800 1800
Primary NS (mname)
edna.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2404070544
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
edna.ns.cloudflare.com
lennon.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf.protection.outlook.com include:sendgrid.net ip4:66.195.143.26 ip4:8.12.72.20 ip4:168.102.133.4 -all
📊 DNS lookups: 3/10
✓ 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
✓ 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- cisco-ci-domain-verification=7ec6b33e58eb9a05d55cd1227f0ced775cd46ab0a912c1ade2b7839eda596b5f
- duo_sso_verification=LgrpkauTkwQkhibKZdgCeWGim9zckjS8QSrQHRlmWFSWpRtrTTowERYeDwrWhL1o
- elg23nk68ntrtujau1h283lsp59prpr9g1elo1ts031jhljaegan
- h2mj1uk5s3tren5m5vd1pviafs
- hgfcrgvo5m6nqat2s18q4ga23s
- SPFv=spf1 mx include:spf.protection.outlook.com include:sendgrid.net ip4:66.195.143.26 ip4:8.12.72.20 ip4:168.102.133.4 -all
- MS=ms50848800
- MS=ms73228025
- ZOOM_verify_f9rL58UATcuJVUg4F6EB7A
- adobe-idp-site-verification=8ff8491d5f4b49c576e790f1aa8cc7686c75753c69834bedf6c3aecf8b3c3539
- anthropic-domain-verification-w5t63s=LL9BzBtiga7Amu1DMEkrqxmOv
- apple-domain-verification=EH0ov49TfZ3CLBEc
- apple-domain-verification=kJXmwzalN1qahKqm
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