Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
firstbanks.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 02:31:18 UTC · ↺ Refresh
MX Hostnames
- firstbanks-com.mail.protection.outlook.com
MX Priorities
- firstbanks-com.mail.protection.outlook.com: 10
A / AAAA Records
- 104.18.22.66 (no PTR)
- 104.18.23.66 (no PTR)
- 2606:4700::6812:1642
- 2606:4700::6812:1742
Mail Server IPs
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
chad.ns.cloudflare.com dns.cloudflare.com 2399414683 10000 2400 604800 1800
Primary NS (mname)
chad.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399414683
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
chad.ns.cloudflare.com
dana.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:35.80.141.6 ip4:44.229.121.55 ip4:167.89.91.218/32 ip4:207.45.164.0/24 ip4:108.166.45.120 ip4:50.31.43.169 ip4:52.1.96.230 ip4:43.228.185.67 ip4:43.228.187.74 ip4:208.185.229.0/24 ip4:208.185.235.0/24 ip4:148.59.108.0/23 ip4:148.59.106.0/23 include:spf.protection.outlook.com include:e2ma.net include:spfhost.messageprovider.com include:sendgrid.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → 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
9 records- g57uuni0hcssde2g5lli7uaj50
- icd2gs25l3ao255cgo8r19d5g2
- r4leh3mprdqe25lkq61r7fh974
- SPFv=spf1 ip4:35.80.141.6 ip4:44.229.121.55 ip4:167.89.91.218/32 ip4:207.45.164.0/24 ip4:108.166.45.120 ip4:50.31.43.169 ip4:52.1.96.230 ip4:43.228.185.67 ip4:43.228.187.74 ip4:208.185.229.0/24 ip4:208.185.235.0/24 ip4:148.59.108.0/23 ip4:148.59.106.0/23 include:spf.protection.outlook.com include:e2ma.net include:spfhost.messageprovider.com include:sendgrid.net -all
- 496556384-460138048
- 73m2m4lmk6ktd48f5qmli6t8ap
- UyVB2y4gulsaNoKlqy5rRuIBKdA8XCKvwP1DZ9ZUNWi0Qwe6W4nSGvWYGSMAi3M4WBpI9EXu
- e2ma-verification=n9gbb
- ecnn8887iqph05m17lk3mhc0rg
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