Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
exponents.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 18:39:57 UTC · ↺ Refresh
MX Hostnames
- exponents-com.mail.protection.outlook.com
MX Priorities
- exponents-com.mail.protection.outlook.com: 0
A / AAAA Records
- 172.66.41.40 (no PTR)
- 172.66.42.216 (no PTR)
- 2606:4700:3108::ac42:2ad8
- 2606:4700:3108::ac42:2928
Mail Server IPs
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
SOA Record
Raw SOA
cortney.ns.cloudflare.com dns.cloudflare.com 2399080307 10000 2400 604800 1800
Primary NS (mname)
cortney.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399080307
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
jeremy.ns.cloudflare.com
cortney.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:209.50.60.130 include:spf.protection.outlook.com include:spf.securence.com include:one.zoho.in -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; pct=100; adkim=s; aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- apple-domain-verification=sofG3PwV00I3DcFT
- google-site-verification=cZjVsRpJ-jz5IzuKE6ayODy_LIp6aehk9GvHoP18B_Y
- SPFv=spf1 ip4:209.50.60.130 include:spf.protection.outlook.com include:spf.securence.com include:one.zoho.in -all
- MS=ms80041406
- apple-domain-verification=WMO7ivjNTqn54F1o
- apple-domain-verification=deuwQhMzt5FxUGwG
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