post.harvard.edu

Valid Email Server
Domain Lookup › post.harvard.edu
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
post.harvard.edu
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 09:38:00 UTC · ↺ Refresh

MX Hostnames

  • a140340.mx.mailhop.org

MX Priorities

  • a140340.mx.mailhop.org: 10

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 54.191.214.36 ↩ inbound7.ore.mailhop.org

SOA Record

No SOA record found.

Nameservers (NS)

No nameservers found.

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:128.103.109.33 ip4:128.103.229.181 ~all
📊 DNS lookups: 0/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • yahoo-verification-key=ZVMauDu6nKlEiiMibVCbvENJLFjQQkQFcqwAdAYyvy4=
  • SPFv=spf1 ip4:128.103.109.33 ip4:128.103.229.181 ~all
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