Domain Overview
DNS: ✓ just now
Checker: ✓ just now
robertgibb.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 21:50:25 UTC · ↺ Refresh
MX Hostnames
- robertgibb-com.mail.protection.outlook.com
MX Priorities
- robertgibb-com.mail.protection.outlook.com: 0
A / AAAA Records
- 100.24.208.97 ↩ staticip2.multiscreensite.com
- 35.172.94.1 ↩ staticip.multiscreensite.com
Mail Server IPs
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
SOA Record
Raw SOA
ns85.worldnic.com namehost.worldnic.com 126042119 10800 3600 604800 3600
Primary NS (mname)
ns85.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126042119
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns85.worldnic.com
ns86.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:24.220.25.211 include:spf.protection.outlook.com include:spf.smtp2go.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
5 records- MS=ms69227246
- 3lhri1b172arq7aegar51ftskn
- YXp1cmVfY29tbW9uX21mYQ==
- MS=ms92884243
- SPFv=spf1 a mx ip4:24.220.25.211 include:spf.protection.outlook.com include:spf.smtp2go.com ~all
Full email verification for robertgibb.com
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