Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
crexi.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 22:28:22 UTC · ↺ Refresh
MX Hostnames
- crexi-com.mail.protection.outlook.com
MX Priorities
- crexi-com.mail.protection.outlook.com: 0
A / AAAA Records
- 172.64.152.175 (no PTR)
- 104.18.35.81 (no PTR)
- 2606:4700:4408::ac40:98af
- 2a06:98c1:310b::6812:2351
Mail Server IPs
- 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
SOA Record
Raw SOA
ada.ns.cloudflare.com dns.cloudflare.com 2399263867 10000 2400 604800 1800
Primary NS (mname)
ada.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399263867
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ernest.ns.cloudflare.com
ada.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:52.89.198.155/32 include:spf.protection.outlook.com include:2433605.spf01.hubspotemail.net include:trustpilotservice.com include:spfa.cpmails.com include:_spf.salesforce.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
22 records- "crexi.com: TAILSCALE-2y8Ll0hGLcSX5Ais0Dyq
- apple-domain-verification=K8Cx4N5MmdqTNLvb
- openai-domain-verification=dv-R3moxRDOXm9iPrJzBLS4lesS
- facebook-domain-verification=9bpaa9ue374io14ra32zz580bs3q5w
- astro-domain-verification=cmlhblu9296x301ndllnslolz
- docusign=a249236e-2199-4099-8118-4cf74c9c2785
- crexi.com - TAILSCALE-Mr3xKRwyfxHu3XWjWRKD
- asv_domain=1e61c229c10f6c70dd05d8a0459feae1
- ZOOM_verify_XlyT4rtnOZZ8L792sz2L9w
- asv=dfb42165930aac9017d374fa35c323ce
- slack-domain-verification=CpOg1GkFsbB6ztFRi9kscVzT58x2uinvb2zOSZ0x
- docusign=01baa664-062f-4cf9-9502-a6bf0732db91
- atlassian-domain-verification=lgPasfpbD0CHffQneKkzWGrNqSkgUxoY1OONAVD9WAkOkRp5qmRs4m4QJuGvr7DN
- hubspot-YD3OWyP68xr0
- anthropic-domain-verification-cmj5ps=KVWQuPcayUSCLPmKcJkHggw1d
- confluent-verification=ada90c75-64af-4ad2-ac26-b01632240c2c
- MS=ms49519547
- mixpanel-domain-verify=d8079ae3-b910-4312-a1cd-b5c5604b53e4
- crexi.dev - TAILSCALE-jHvVg1aLVjf3XwHqo41Y
- google-site-verification:google016d403f3c770097.html
- SPFv=spf1 ip4:52.89.198.155/32 include:spf.protection.outlook.com include:2433605.spf01.hubspotemail.net include:trustpilotservice.com include:spfa.cpmails.com include:_spf.salesforce.com -all
- mgverify=bcfd1807da40edc4b8a57a2ec5451d9490c41f76f5d9259e0927277e393c4c5e
Full email verification for crexi.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits