Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
firstservice.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 02:26:41 UTC · ↺ Refresh
MX Hostnames
- firstservice-com.mail.protection.outlook.com
MX Priorities
- firstservice-com.mail.protection.outlook.com: 0
A / AAAA Records
- 64.39.164.243 ↩ 64-39-164-243.ded.execulink.com
Mail Server IPs
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 2a01:111:f403:c942::1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 2a01:111:f403:c944::1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.itweapons.com hostmaster.itweapons.com 2026031101 3600 600 1209600 3600
Primary NS (mname)
dns1.itweapons.com
Admin Email (rname)
hostmaster@itweapons.com
Serial
2026031101
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
dns2.itweapons.com
dns5.itweapons.com
dns3.itweapons.com
dns1.itweapons.com
dns6.itweapons.com
dns4.itweapons.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:_spf.psm.knowbe4.com include:perception-point.io include:spf.protection.outlook.com ip4:69.77.185.127 ip4:64.39.164.243 ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; sp=none; adkim=r;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._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
5 records- cisco-ci-domain-verification=2daae1a618ba38fc16d1d1122c8640ec51c1696a8ebc6d09d02f3b9174fffec6
- YsU772v+OM1hzn2jeBZ/739G/pyzyCiWIMW54LO+x8E+J+xOFTAdKoUN7r05LSoo/Fm+7NE3XAD9MRy7hvi36g==
- MS=22264B06138C2E2A162359B68675DBF8E38A7F2E
- sxWpO8Uw8WB/K5+X2fnB0oWIK6FL8k3rtNAeiKAfRHY=
- SPFv=spf1 mx include:_spf.psm.knowbe4.com include:perception-point.io include:spf.protection.outlook.com ip4:69.77.185.127 ip4:64.39.164.243 ~all
Full email verification for firstservice.com
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