Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
putnamfuel.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 18:48:12 UTC · ↺ Refresh
MX Hostnames
- putnamfuel-com.mail.protection.outlook.com
MX Priorities
- putnamfuel-com.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.164.224 (no PTR)
- 104.21.89.203 (no PTR)
- 2606:4700:3030::6815:59cb
- 2606:4700:3032::ac43:a4e0
Mail Server IPs
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 52.101.9.17 (no PTR)
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
blair.ns.cloudflare.com dns.cloudflare.com 2397860603 10000 2400 604800 1800
Primary NS (mname)
blair.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397860603
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
blair.ns.cloudflare.com
coby.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:appriver.com ip4:50.170.27.36 ip4:50.235.152.172 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- 9f8jp24v1pgtkkvj42fxj25k0ksg9qy6
- SPFv=spf1 include:spf.protection.outlook.com include:appriver.com ip4:50.170.27.36 ip4:50.235.152.172 -all
- yt+LZFros/cua2LAonlXjU2NdyV8XWpaISIUhTlcHyhzU9ULJOSB5Pz21+F2yL0ZGKSV11ce4DWsz7EZHK7P9g==
Full email verification for putnamfuel.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits