Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
r17ventures.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 23:04:29 UTC · ↺ Refresh
MX Hostnames
- mxext3.mailbox.org
- aspmx.l.google.com
- mxext1.mailbox.org
- alt4.aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt2.aspmx.l.google.com
- mxext2.mailbox.org
- alt1.aspmx.l.google.com
MX Priorities
- alt2.aspmx.l.google.com: 5
- alt1.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- mxext2.mailbox.org: 30
- mxext1.mailbox.org: 30
- alt3.aspmx.l.google.com: 10
- mxext3.mailbox.org: 30
- alt4.aspmx.l.google.com: 10
A / AAAA Records
- 199.60.103.67
- 199.60.103.167
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 142.251.111.26 ↩ bk-in-f26.1e100.net
- 2607:f8b0:4004:c08::1a ↩ bi-in-f26.1e100.net
- 80.241.60.215 ↩ mx2.mailbox.org
- 2001:67c:2050:104::2:25:1 ↩ mx2.mailbox.org
- 80.241.60.212 ↩ mx1.mailbox.org
- 2001:67c:2050:104::1:25:1 ↩ mx1.mailbox.org
SOA Record
Raw SOA
ns1.raidboxes.net hostmaster.raidboxes.net 2026011207 43200 7200 1209600 86400
Primary NS (mname)
ns1.raidboxes.net
Admin Email (rname)
hostmaster@raidboxes.net
Serial
2026011207
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns3.raidboxes.net
ns2.raidboxes.net
ns1.raidboxes.net
ns4.raidboxes.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:mailbox.org include:143360366.spf05.hubspotemail.net
📊 DNS lookups: 2/10
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 include:mailbox.org include:143360366.spf05.hubspotemail.net
- google-site-verification=CNafze3_6LAeh_TpHBNJCE_9f1TEKbaA9otdlLzZs1w
- facebook-domain-verification=p6to65ndiu8cx7qbyst1a45knesn3p
- google-site-verification=L2Yf4-fR_0kN_YRxNMtXtNSyfb2cuPG1mYIuQ1SRhRE
- google-site-verification=GxmjZGKJqUsgxdxyg86eClzyRfOw9M1zvI1YsyOMBDo
Full email verification for r17ventures.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits