liu.edu

Valid Email Server
Domain Lookup › liu.edu

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
liu.edu
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-19 02:46:24 UTC · ↺ Refresh

MX Hostnames

  • mxb-004aa301.gslb.pphosted.com
  • mxa-004aa301.gslb.pphosted.com

MX Priorities

  • mxa-004aa301.gslb.pphosted.com: 10
  • mxb-004aa301.gslb.pphosted.com: 10

A / AAAA Records

  • 148.4.184.60 ↩ www.liu.edu

Mail Server IPs

  • 205.220.173.244 ↩ mx0b-004aa301.pphosted.com
  • 205.220.161.244 ↩ mx0a-004aa301.pphosted.com

SOA Record

Raw SOA dns01.liu.edu hostmaster.liu.edu 2026031801 3600 3600 604800 3600
Primary NS (mname)
dns01.liu.edu
Admin Email (rname)
hostmaster@liu.edu
Serial
2026031801
Refresh
3600s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

dns01.liu.edu
dns02.liu.edu

SPF Record

✓ Strict (-all)
v=spf1 ip4:176.31.145.254 ip4:148.4.29.39 ip4:148.4.184.8 ip4:148.4.184.151 ip4:216.17.115.236 ip4:148.4.192.229 ip4:148.4.192.115 ip4:148.4.192.200 ip4:148.4.184.2 include:spf-004aa301.pphosted.com ip4:148.4.184.1 ip4:148.4.184.25 ip4:148.4.184.26 ip4:148.4.248.151 ip4:216.24.226.199 ip4:167.89.81.19 ip4:148.4.184.210 include:_spf.safewebservices.com include:spf.sparkmail.org include:servers.mcsv.net include:spf.protection.outlook.com include:_tuf-spf.touchnet.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=0:1:d:s;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 1 found
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1

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

All TXT Records

4 records
  • SPFv=spf1 ip4:176.31.145.254 ip4:148.4.29.39 ip4:148.4.184.8 ip4:148.4.184.151 ip4:216.17.115.236 ip4:148.4.192.229 ip4:148.4.192.115 ip4:148.4.192.200 ip4:148.4.184.2 include:spf-004aa301.pphosted.com ip4:148.4.184.1 ip4:148.4.184.25 ip4:148.4.184.26 ip4:148.4.248.151 ip4:216.24.226.199 ip4:167.89.81.19 ip4:148.4.184.210 include:_spf.safewebservices.com include:spf.sparkmail.org include:servers.mcsv.net include:spf.protection.outlook.com include:_tuf-spf.touchnet.com -all
  • google-site-verification=vyBf7tRMDd-xBKGkasWz6E06HogNxYq5aYnMSAmiN4g
  • jhva7emfeba5luae8ttva9dprk
  • faxeL5/hmgAbsjz9tS3/6Ywa5K7U0Bg7V+dMpnLGciKLlz8Uc9ko8rxtIDcp/za0P9vO9vSM82hwbM8cfpvmSA==
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