rsccd.edu

Valid Email Server
Domain Lookup › rsccd.edu

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rsccd.edu
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-20 05:41:12 UTC · ↺ Refresh

MX Hostnames

  • mx0b-0031c602.pphosted.com
  • mx0a-0031c602.pphosted.com

MX Priorities

  • mx0b-0031c602.pphosted.com: 10
  • mx0a-0031c602.pphosted.com: 10

A / AAAA Records

  • 204.75.250.153 ↩ rsccd.edu

Mail Server IPs

  • 205.220.181.18 ↩ mx0b-0031c602.pphosted.com
  • 205.220.169.18 ↩ mx0a-0031c602.pphosted.com

SOA Record

Raw SOA ns-345.awsdns-43.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-345.awsdns-43.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-675.awsdns-20.net
ns-1326.awsdns-37.org
ns-1793.awsdns-32.co.uk
ns-345.awsdns-43.com

SPF Record

✓ Strict (-all)
v=spf1 include:_s00580758.autospf.email -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 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

1 record
  • SPFv=spf1 include:_s00580758.autospf.email -all
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