Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sdsu.edu
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 14:18:29 UTC · ↺ Refresh
MX Hostnames
- mxb-009b9c01.gslb.pphosted.com
- mxa-009b9c01.gslb.pphosted.com
MX Priorities
- mxb-009b9c01.gslb.pphosted.com: 10
- mxa-009b9c01.gslb.pphosted.com: 10
A / AAAA Records
- 104.20.12.66 (no PTR)
Mail Server IPs
- 208.56.8.161 ↩ mx0a-009b9c01.pphosted.com
SOA Record
Raw SOA
ns01.sdsu.edu postmaster.sdsu.edu 1595298523 7200 1800 604800 14400
Primary NS (mname)
ns01.sdsu.edu
Admin Email (rname)
postmaster@sdsu.edu
Serial
1595298523
Refresh
7200s
Retry
1800s
Expire
604800s
Minimum TTL
14400s
Nameservers (NS)
ns02.sdsu.edu
ns01.sdsu.edu
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:_spf2.sdsu.edu include:_spf3.sdsu.edu include:_spf4.sdsu.edu include:_spf5.sdsu.edu include:_spf6.sdsu.edu include:_spf7.sdsu.edu ip4:130.191.0.0/16 ip4:146.244.0.0/16 ip4:208.56.8.161 ip4:208.56.12.133 exists:%{i}._spf.sdsu.edu exists:%{i}._spf.elasticemail.info ~all
📊 DNS lookups: 9/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
24 records- 96150E68E4A243B2A02EA3D554D7AF3470F1533BFA0A006B5656E55D00FCCC03
- smartsheet-site-validation=SCVPHKy1F38uD2zjMJDpJxWBry1VhoPG
- MS=ms25063800
- brevo-code:b1414e0a234265a2faa294058248ae06
- teamviewer-sso-verification=8e2fd763b26842fbaa077746436dcb2e
- google-site-verification=DIYuNpHVWeVmthO3EOB4lgi0CgQBC6WJ-OoeVjbGkFc
- SPFv=spf1 include:_spf.google.com include:_spf2.sdsu.edu include:_spf3.sdsu.edu include:_spf4.sdsu.edu include:_spf5.sdsu.edu include:_spf6.sdsu.edu include:_spf7.sdsu.edu ip4:130.191.0.0/16 ip4:146.244.0.0/16 ip4:208.56.8.161 ip4:208.56.12.133 exists:%{i}._spf.sdsu.edu exists:%{i}._spf.elasticemail.info ~all
- 00DF00000007EVl=1TBPL00000000Mb
- openai-domain-verification=dv-DmYzqJwQSQ98fp47vrgmDrg6
- autodesk-domain-verification=BNV4av0GRPwL8bOnmSbw
- adobe-sign-verification=f90b78813ea85a56a64f9271be170251
- MS=ms42297913
- jamf-site-verification=1k6X_gIWkA1rgGo0T7mbXQ
- read-ai-verification = 0199e52c-d423-712b-8503-05f8291baa17
- atlassian-domain-verification=QHMkCJr62sGhGLoykU9d7D8hciIv2mPBdrZhG1qx1et9jXtKfeeDa9/eM3EFZY5p
- adobe-idp-site-verification=7ca634bd-c1d9-49d3-8bcc-1e5f6186040c
- apple-domain-verification=fzMg6Q3joqoCeUdA
- dell-technologies-domain-verification=sdsu.edu_99e6fd3a-69c3-4450-8288-4892d5a7d56a_1717347937
- pardot886933=7d0a9bfa98bc738378206707cb0710bc9cf6bf5b44b245d86a8e2cfd7afffcf3
- SFMC-COU69nqBETcp5Bnzw1Rijiv_lFBBlouF9B_Df6eW
- apple-domain-verification=3jWSoDf3jpCe5iuw
- facebook-domain-verification=hflgnpr16afby8q6m8p5m0et5wyfke
- pardot238872=1f5b286cc8ef1eec02146f0c3e75bbb496908a00094ac2a87fdc83cfdf795085
- e2ma-verification=f7j3
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