Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
classmates.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 17:12:17 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 172.64.147.22 (no PTR)
- 104.18.40.234 (no PTR)
- 2606:4700:4409::6812:28ea (no PTR)
- 2606:4700:440b::ac40:9316 (no PTR)
Mail Server IPs
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
kanye.ns.cloudflare.com dns.cloudflare.com 2398834920 10000 2400 604800 1800
Primary NS (mname)
kanye.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398834920
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ziggy.ns.cloudflare.com
kanye.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:208.84.40.0/21 ip4:208.84.47.117 ip4:208.84.47.118 include:mail.zendesk.com include:us._netblocks.mimecast.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
16 records- onetrust-domain-verification=1a94ee00c74e44c68cc7fe6e717f49ab
- p81gj7ijnhnl0q824fkmue2enl
- SPFv=spf1 ip4:208.84.40.0/21 ip4:208.84.47.117 ip4:208.84.47.118 include:mail.zendesk.com include:us._netblocks.mimecast.com include:spf.protection.outlook.com ~all
- 0ed1fe018a0b5d21285df0439cbe64ebbf63c73817
- MS=ms45814217
- MS=ms45993065
- ZOOM_verify_RkYZ5fWGbpkGRRufRbuCkB
- atlassian-domain-verification=g3T5GRMYxdQO0MfnGV3ILH9p2dSBsTr8J1JP8EQJzxsEFIL9lveeQA8Cpz5msjp8
- docusign=0f3f4831-3df0-473d-ab7a-c316b7f0d4a0
- google-site-verification=8zz_6nQ5GsrcVeoOosBP6CnwD_uvkm5sbAOOM6efISo
- google-site-verification=Bj3MuYLAXr6o7ngGiVm9mj4L2QnUsfqYeMSGSpjm9qM
- google-site-verification=inWpSZVG0aMoJEckT-2m1b_jpnapNUmwK1C6-ko0tiA
- google-site-verification=r6xT647QAbfHgyg31nA1ClgfXDuk-yQPItGnXCW40qw
- google-site-verification=vuaJZIIZhwbS5GnFNzI9Q1SzB6THXuyai-HEclmQO80
- hYJj/Jq1ieErbINJWzzIblMiaARDSbLUDEvohFAo/4x8laH9Z4Ep4A0FluwDv/67oJjPXPYc8hRx1PgOFOcMNw==
- ldmtsk482igtu53194eaas3ko6
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