Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nd.edu
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 21:13:54 UTC · ↺ Refresh
MX Hostnames
- alt4.aspmx.l.google.com
- alt3.aspmx.l.google.com
- aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
MX Priorities
- alt4.aspmx.l.google.com: 100
- alt2.aspmx.l.google.com: 50
- alt1.aspmx.l.google.com: 50
- aspmx.l.google.com: 10
- alt3.aspmx.l.google.com: 100
A / AAAA Records
- 34.193.237.201
Mail Server IPs
- 142.250.102.26 ↩ rb-in-f26.1e100.net
- 2a00:1450:4025:402::1b ↩ rb-in-f27.1e100.net
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.63.27 ↩ bi-in-f27.1e100.net
- 2607:f8b0:4004:c1d::1a ↩ ww-in-f26.1e100.net
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-x1b.1e100.net
SOA Record
Raw SOA
ns1.nd.edu dns.nd.edu 15618 10800 3600 1209600 900
Primary NS (mname)
ns1.nd.edu
Admin Email (rname)
dns@nd.edu
Serial
15618
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
900s
Nameservers (NS)
ns2.nd.edu
ns1.nd.edu
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_u.nd.edu._spf.smart.ondmarc.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=quarantine;pct=100;fo=1;ri=3600;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected],mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 5 found
google._domainkey
mail._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
27 records- brevo-code:f9880e3ab3b7e746b2db0ecf9f209a34
- _bikl4z8rqnwnpe44rum3006dh12popr
- sendinblue-code:1a6818adbe852c76491242a60b3d2fe0
- heroku-domain-verification=5bpsmgqd0irdsecvtkii8e9d0zwp33uszd4byfb6o
- apple-domain-verification=bxq6rLIsclw0WUwj
- amazonses:TZOspN3D6KpXYYEvedb9ijMRaZZv9wIk2lVa2XS1zm4=
- e2ma-verification=q8fcb
- google-site-verification=E0Ai-zLdeN4kaVMLOAc3Hu8YxFfFwgkF-aqT137FID4
- google-site-verification=emH8XyxZNPm54EgNuh42J5Kyer3hHpX4JkI_jGz021w
- d365mktkey=W2RPNDEQGAox3gYW5Mr5AurRGPHiWglb63Cpbg43rogx
- openai-domain-verification=dv-1yKm9SGYfvIyOeIuWZH9XWie
- docusign=4909212b-a9ae-414a-8ac1-14ba8514c57a
- pardot_219862_*=7348adfdbfbbbc2208e360e007f11cc488ecadad55ac777bb7637bc1b722ecfa
- google-site-verification=VFb81m0OmJ-cARBgKvmos2DsQWjrDVfR2YHlgeSm6Ug
- airtable-verification=1b0cc7a6fea2adca0106d9dc83226b8a
- atlassian-domain-verification=mcMH5cJpZFK46YS3U01Da6PVucaF3qS2ZMJa8/su7W8Xzl8omW5hB6vWgA9xjGUm
- _globalsign-domain-verification=LfgPuNnZOviHJVkLDsAnTjpDsFtY_T0pkBgmNG2dZs
- d365mktkey=Y0fJCCYFQq9W2xqRIZO0D6DZUHtXPhcbITS81wsagm8x
- e2ma-verification=mancb
- SPFv=spf1 include:_u.nd.edu._spf.smart.ondmarc.com ~all
- asv=e22f8141a541b5d2b0c634b621241be0
- docusign=13014d02-9888-4d97-ab61-75927ac9c354
- adobe-idp-site-verification=e9756968-501f-480d-8792-c63fdd9f80b1
- google-site-verification=jn_-65L7qcWLZmEo5JD4cyl6_w0YAOOdxzysOqHUtjo
- google-site-verification=JXLaLTpEQJNaOc47L5FCQMVzJswWy6oya8UgaRQWVE0
- wpe-verification=godandgoodlife
- cisco-ci-domain-verification=3b0cf87da3d06f5c131277db55b48ff9297a55db1ee0bcfc31a7339fc625fac6
Full email verification for nd.edu
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits