Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sandiego.edu
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 19:16:45 UTC · ↺ Refresh
MX Hostnames
- alt3.aspmx.l.google.com
- aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt2.aspmx.l.google.com
MX Priorities
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
A / AAAA Records
- 192.195.155.200
Mail Server IPs
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-x1b.1e100.net
- 142.250.102.27 ↩ rb-in-f27.1e100.net
- 2a00:1450:4025:402::1a ↩ rb-in-f26.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 172.253.115.26 ↩ bg-in-f26.1e100.net
- 2607:f8b0:4004:c23::1a ↩ yuiadrs-in-f26.1e100.net
SOA Record
Raw SOA
ns-1664.awsdns-16.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1664.awsdns-16.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1509.awsdns-60.org
ns-1664.awsdns-16.co.uk
ns-39.awsdns-04.com
ns-872.awsdns-45.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:peil89n8dv.powerspf.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 6 found
google._domainkey
selector1._domainkey
selector2._domainkey
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
14 records- brevo-code:266188487a524cfb9a4d6581cdee59cf
- brevo-code:490556d64f15073962b04016043ed89f
- brevo-code:6788230ee56ef8de81fafdb31d189642
- canva-site-verification=MB-wxqyOLqStLqUlZ0ttTA
- d365mktkey=2bo3u0faq0cfhcq1cigbm6j72
- d365mktkey=aes7h8sfeinthlr7doioe150
- docusign=32952046-ff91-4568-872a-b6cbd8afe8e5
- docusign=515d34b9-3326-4b82-8e71-67349ad43315
- facebook-domain-verification=652fosasn27lazmu1okfctd5lgr93o
- openai-domain-verification=dv-1Q3oiJHSLYLWeIgFEf779Tqu
- SPFv=spf1 include:peil89n8dv.powerspf.com ~all
- 1FZN7V52KYM4S5QIL2JEQM4OU7A4O18JYWKAH2QU2
- adobe-idp-site-verification=68326622e388b024462d2b6d107451ee45fea31e68e723b58b6a40c919ed3e3c
- apple-domain-verification=lqIrql0Z2jbTzURY
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