Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tbc.us
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 06:29:01 UTC · ↺ Refresh
MX Hostnames
- tbc-us.mail.protection.outlook.com
MX Priorities
- tbc-us.mail.protection.outlook.com: 0
A / AAAA Records
- 31.43.160.6 ↩ sites.framer.app
- 31.43.161.6 ↩ sites.framer.app
Mail Server IPs
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
SOA Record
Raw SOA
rose.ns.cloudflare.com dns.cloudflare.com 2397142021 10000 2400 604800 1800
Primary NS (mname)
rose.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397142021
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
rose.ns.cloudflare.com
vern.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:173.244.34.66 include:spf.protection.outlook.com include:email.prnewswire.com include:_spf.google.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
8 records- asv=ff97a11a68ab4d50698d8f7d7666e5e0
- extensis-domain-verification=42706cd1-1ee5-456e-8885-e148dacd8299
- google-site-verification=fSzeKOeFQ1-0KYY6N7PBqOseL8uTmQMrF6zZ_1zzZvM
- ppe-b1b144c24860037d8bec
- rm_verify=04532051ba
- sophos-domain-verification=5123fcdeb42333b7b6dbd12a83cb3a35a05dd063db8f1ad2633e6d7cf5e0da3a
- SPFv=spf1 ip4:173.244.34.66 include:spf.protection.outlook.com include:email.prnewswire.com include:_spf.google.com -all
- MS=ms64922529
Full email verification for tbc.us
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits