Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
twebber.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 05:50:11 UTC · ↺ Refresh
MX Hostnames
- twebber-com.mail.protection.outlook.com
MX Priorities
- twebber-com.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.21 (no PTR)
- 141.193.213.20 (no PTR)
Mail Server IPs
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
SOA Record
Raw SOA
noah.ns.cloudflare.com dns.cloudflare.com 2401399838 10000 2400 604800 1800
Primary NS (mname)
noah.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2401399838
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
summer.ns.cloudflare.com
noah.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 A MX include:spf.protection.outlook.com include:st-spf.dev-source.com include:relay.mailchannels.net ip4:162.144.71.225 ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; pct=100; ri=86400; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
8 records- dropbox-domain-verification=xgr8stzo100e
- google-site-verification=4MiwtPl0d8CCn4_gitTtKZzSCqYvIzNtHlKlJ-mbnkc
- knowbe4-site-verification=7e471ab6b9c6036dc9a54899fc89e7ef
- smartsheet-site-validation=bbZ2HkKNtpUcZsrNkiayDGe7-exVfbw-
- SPFv=spf1 A MX include:spf.protection.outlook.com include:st-spf.dev-source.com include:relay.mailchannels.net ip4:162.144.71.225 ~all
- MS=ms35175987
- ZOOM_verify_b23ea16vl6p2i7ODfgM5QZ
- apple-domain-verification=jpPDni5LOzlORuqB
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