iucboston.com

Valid Email Server
Domain Lookup › iucboston.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
iucboston.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-29 04:47:21 UTC · ↺ Refresh

MX Hostnames

  • d350390b.ess.barracudanetworks.com
  • mxdefense.toss.net
  • d350390a.ess.barracudanetworks.com

MX Priorities

  • d350390a.ess.barracudanetworks.com: 20
  • d350390b.ess.barracudanetworks.com: 20
  • mxdefense.toss.net: 10

A / AAAA Records

  • 137.184.28.99 ↩ 763291.cloudwaysapps.com

Mail Server IPs

  • 209.222.82.255 ↩ mail.ess.barracuda.com
  • 209.222.82.253 ↩ mail.ess.barracuda.com
  • 209.222.82.252 ↩ mail.ess.barracuda.com
  • 104.247.61.249 ↩ mxdefense.toss.net

SOA Record

Raw SOA ns25.domaincontrol.com dns.jomax.net 2025100302 28800 7200 604800 600
Primary NS (mname)
ns25.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025100302
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns26.domaincontrol.com
ns25.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 mx a ip4:104.247.61.242/32 ip4:104.247.61.254/32 ip4:137.184.28.99/32 include:dc-aa8e722993._spfm.iucboston.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

6 records
  • google-site-verification=iCyxt7PSTKiK980PCBAZgWHZahLxP7ZIImzpAVhH9jU
  • 22.07.2023
  • a91t08e09kq08cmvd2v5ckamgb
  • it5brf9ep4c96k2efspd8p41lo.
  • SPFv=spf1 mx a ip4:104.247.61.242/32 ip4:104.247.61.254/32 ip4:137.184.28.99/32 include:dc-aa8e722993._spfm.iucboston.com -all
  • MS=DB1004FB0072F170A9937A950BFE001796B95EEB
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