Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
usc.edu
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-04 05:42:03 UTC · ↺ Refresh
MX Hostnames
- mx0b-00164701.pphosted.com
- mx0a-00164701.pphosted.com
MX Priorities
- mx0a-00164701.pphosted.com: 50
- mx0b-00164701.pphosted.com: 50
A / AAAA Records
- 23.185.0.3 (no PTR)
- 2620:12a:8001::3 (no PTR)
- 2620:12a:8000::3 (no PTR)
Mail Server IPs
- 67.231.149.15 ↩ mx0a-00164701.pphosted.com
- 67.231.157.15 ↩ mx0b-00164701.pphosted.com
SOA Record
Raw SOA
ns0037.secondary.cloudflare.com root.usc.edu 703877730 3600 1800 360000 3600
Primary NS (mname)
ns0037.secondary.cloudflare.com
Admin Email (rname)
root@usc.edu
Serial
703877730
Refresh
3600s
Retry
1800s
Expire
360000s
Minimum TTL
3600s
Nameservers (NS)
ns0037.secondary.cloudflare.com
ns0163.secondary.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate 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
✓ 5 found
selector1._domainkey
selector2._domainkey
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
33 records- e2ma-verification=t5egb
- SFMC-amtHrwXeF3C5rm2Ha9E3H_dpDHSLFtemkbvrt-wI
- pardot_137301_*=65e54b29681de123cb44a1079735eb760ede531320b27768f921b2fe7a59efa0
- google-site-verification=7jISKLgSY6Xj9zt1ZjvoVsHZvOMpGjgzih8xn6sDoXA
- apple-domain-verification=f8jvjXpxkZuZImoG
- openai-domain-verification=dv-jiiDIH1uxImkWv50c2smvCIs
- teamviewer-sso-verification=65d375c2d6374c5a991d77de3d1949a0
- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
- e2ma-verification=f2fgb
- e2ma-verification=vffgb
- brevo-code:c8ebd56e46efa8226729d35478a57103
- cisco-ci-domain-verification=4c96d65a1a9921efe23d594af51d2534c089b7ac61d461b7a98cee05286f7030
- ecee88b3-e854-43c4-936d-f88a3eabc95a
- e2ma-verification=5gfgb
- google-site-verification=2Z-mrJy4KQmEzVpdrZOonGhzDjNR6vC44p-NG6ks0Bw
- asv=1147b35e22e2230f3e7ed7ef96d0b3cb
- dropbox-domain-verification=q9fk5cnf7e8z
- amazonses:pdFwTbWzxT9aEG1QWjQIN1JQ2Nde7PSWZbDNYgLiJII=
- 3b3ivpda2f10se3nn7olfrfucj
- e2ma-verification=jafgb
- pardot_137301_*=10c850f0ce73fd1f680c3edc78532b93f96e586561ff743a37eec44f63731125
- atlassian-domain-verification=oLsWbvIwAA0zKHIxnOG4nKuc6JJRY91TD/04xw1nbNohMNkiiBfaTxs8ZeneC4f6
- MS=ms20859340
- box-domain-verification=3430746f12c99e884185c424a68a8074130e28056a6c457bbe05730d945ed270
- apple-domain-verification=r8UAnaLgMQbbCPYH
- docusign=b64b37c7-7a9d-4b6d-9093-07e862bada10
- docusign=0e8d546c-c2fe-412d-be88-b3c7fc36e4e9
- b121225d-7ecf-4ab1-9a6c-0498793bc091
- hpe-greenlake-domain-verification=4d42657379582d505849316c4355583579776d497658643764525a6372344334
- google-site-verification=nojeOyc6lI8uv7PtvYD47Elxa4EAw8unfUWjovYIfOQ
- 71MB6F28FTH9N79MPH1TN49H6E
- e2ma-verification=31b
- atlassian-domain-verification=kSvetIKe/diM5FGbD37dFnvsdAGwPgNFtgM/1L2RoLFZeXaHp85HV/7TZ2PwsyX3
Full email verification for usc.edu
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