Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fiberstar.net
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-02 00:23:31 UTC · ↺ Refresh
MX Hostnames
- fiberstar-net.mail.protection.outlook.com
MX Priorities
- fiberstar-net.mail.protection.outlook.com: 0
A / AAAA Records
- 162.241.224.176 ↩ box5141.bluehost.com
Mail Server IPs
- 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.bluehost.com root.box5141.bluehost.com 2024080100 86400 7200 3600000 300
Primary NS (mname)
ns1.bluehost.com
Admin Email (rname)
root@box5141.bluehost.com
Serial
2024080100
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
300s
Nameservers (NS)
ns2.bluehost.com
ns1.bluehost.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:41761680.spf10.hubspotemail.net ip4:208.157.175.150 include:spf.websitewelcome.com include:spf1.websitewelcome.com include:_spf.bigcommerce.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
default._domainkey
s1._domainkey
s2._domainkey
✓ 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- duo_sso_verification=IIrg08A9tAwRyX9jzFzrCEeGzpsKywtJpWHdCtMwpLgr5APYpJqTEyk5qLYD7Nl6
- shk3h3ajn7a2ml9o6q1nij5mh2
- SPFv=spf1 include:spf.protection.outlook.com include:41761680.spf10.hubspotemail.net ip4:208.157.175.150 include:spf.websitewelcome.com include:spf1.websitewelcome.com include:_spf.bigcommerce.com -all
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