Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rebellionresearch.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 23:11:33 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- alt2.aspmx.l.google.com
- aspmx2.googlemail.com
- aspmx3.googlemail.com
- alt1.aspmx.l.google.com
MX Priorities
- aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 20
- alt2.aspmx.l.google.com: 30
- aspmx2.googlemail.com: 40
- aspmx3.googlemail.com: 50
A / AAAA Records
- 35.208.163.93
Mail Server IPs
- 172.253.63.27 ↩ bi-in-f27.1e100.net
- 2607:f8b0:4004:c1d::1a ↩ ww-in-f26.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 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::1b (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
SOA Record
Raw SOA
roan.ns.cloudflare.com dns.cloudflare.com 2400100399 10000 2400 604800 1800
Primary NS (mname)
roan.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400100399
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
roan.ns.cloudflare.com
uma.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spfext.ibkr.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- google-site-verification=Pb9Vel39LbPSWIHHIPVycvaQKCBosBkvFCBpnt_5oMk
- DMARCv=DMARC1; p=reject; rua=emailto:[email protected]; ruf=emailto:[email protected]; pct=100;
- SPFv=spf1 include:spfext.ibkr.com -all
- brevo-code:77891113d95f9177dd1baadc42928b64
- google-site-verification=NWLbXlc_HPaAultYLiq_eZ39XJxA50Lv3Nf-QcSAJEM
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