Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ei1.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 20:25:08 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- ei1-com.mail.protection.outlook.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- ei1-com.mail.protection.outlook.com: 0
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 104.26.13.61
- 172.67.75.14
- 104.26.12.61
- 2606:4700:20::681a:c3d
- 2606:4700:20::ac43:4b0e
- 2606:4700:20::681a:d3d
Mail Server IPs
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221
- 170.10.128.242
- 170.10.132.242
- 170.10.132.141
SOA Record
Raw SOA
gerald.ns.cloudflare.com dns.cloudflare.com 2399440783 10000 2400 604800 1800
Primary NS (mname)
gerald.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399440783
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
gerald.ns.cloudflare.com
meera.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:204.16.139.0/26 ip4:159.183.178.241 ip4:23.24.122.1 ip4:98.101.29.242 ip4:104.26.13.61 ip4:137.26.141.186 ip4:74.142.123.146 ip4:50.245.243.165 ip4:174.73.35.23 ip4:45.23.73.137 include:ccsend.com include:spf.constantcontact.com include:us._netblocks.mimecast.com include:spfa.cpmails.com include:sendgrid.net include:spf.protection.outlook.com ~all
📊 DNS lookups: 8/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; 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
✓ 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
8 records- MS=ms94041410
- apple-domain-verification=zOaUjBkqXBnWVXj1
- google-site-verification=4No11kuPA-okK8fVHV4MAnH-cfZR17u2tuqtzXuCD_o
- google-site-verification=EKbHP8pHQRC0tXFEbOb5WCZw0_7vmvrMlp3G6RQV50k
- SPFv=spf1 a mx ip4:204.16.139.0/26 ip4:159.183.178.241 ip4:23.24.122.1 ip4:98.101.29.242 ip4:104.26.13.61 ip4:137.26.141.186 ip4:74.142.123.146 ip4:50.245.243.165 ip4:174.73.35.23 ip4:45.23.73.137 include:ccsend.com include:spf.constantcontact.com include:us._netblocks.mimecast.com include:spfa.cpmails.com include:sendgrid.net include:spf.protection.outlook.com ~all
- v=verifydomain MS=3121777
- MS=893A39B78652905B34892B9F1EDFBEB815B9264C
- MS=BC512B5C4CE62E1B25D7499661003AC6B06F5907
Full email verification for ei1.com
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