Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
manusbio.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 04:49:03 UTC · ↺ Refresh
MX Hostnames
- manusbio-com.mail.protection.outlook.com
MX Priorities
- manusbio-com.mail.protection.outlook.com: 0
A / AAAA Records
- 198.202.211.1 (no PTR)
Mail Server IPs
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.name-services.com info.name-services.com 1773664976 172800 900 1814400 300
Primary NS (mname)
dns1.name-services.com
Admin Email (rname)
info@name-services.com
Serial
1773664976
Refresh
172800s
Retry
900s
Expire
1814400s
Minimum TTL
300s
Nameservers (NS)
dns2.name-services.com
dns1.name-services.com
dns3.name-services.com
dns5.name-services.com
dns4.name-services.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf-us.emailsignatures365.com include:6994945.spf10.hubspotemail.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
google._domainkey
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
9 records- slack-domain-verification=uOe3iKUIxnAmhMbjcLfL74tXeuqCfvJMCHdoK3xs
- anthropic-domain-verification-drpw0v=my0VAdQIHeJiS9V1AhtH8KSOV
- amazonses:SnK4I7OdMJ1KDbqnG5zYoEenoxHmZQU+lAnmbBoqq2A=
- MS=M2y6hy34Y
- apple-domain-verification=lTxgwubDfBxGwChf
- MS=ms12547395
- SPFv=spf1 include:spf.protection.outlook.com include:spf-us.emailsignatures365.com include:6994945.spf10.hubspotemail.net -all
- duo_sso_verification=NL6hHFLaqXqo9NxfufRDA1hu3GPouSqEtFPNzf7Qgy9KJkc0waagG9rDDpWcF0wn
- box-domain-verification=49a6eb45e7042e5411c097616d245accbb8b84365386328a49a18963d4961e18
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for manusbio.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits