Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
stocorp.com
Yes
✓ Yes
Symantec
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 13:16:38 UTC · ↺ Refresh
MX Hostnames
- cluster8a.us.messagelabs.com
- cluster1.us.messagelabs.com
- cluster8.us.messagelabs.com
- inbound.s7.exacttarget.com
- cluster1a.us.messagelabs.com
MX Priorities
- cluster8a.us.messagelabs.com: 40
- cluster1.us.messagelabs.com: 10
- cluster8.us.messagelabs.com: 30
- cluster1a.us.messagelabs.com: 35
- inbound.s7.exacttarget.com: 50
A / AAAA Records
- 40.121.165.158
Mail Server IPs
- 34.75.172.113 ↩ 113.172.75.34.bc.googleusercontent.com
- 67.219.247.106 ↩ mail923.messagelabs.com
- 67.219.250.215 ↩ mail948.messagelabs.com
- 67.219.250.212 ↩ mail943.messagelabs.com
- 67.219.247.202 ↩ mail930.messagelabs.com
- 67.219.246.215 ↩ mail901.messagelabs.com
- 67.219.246.208 ↩ mail907.messagelabs.com
- 67.219.250.218 ↩ mail951.messagelabs.com
- 67.219.247.204 ↩ mail931.messagelabs.com
- 67.219.246.218 ↩ mail904.messagelabs.com
- 67.219.247.197
- 67.219.250.214
- 136.147.129.127
SOA Record
Raw SOA
ns81.worldnic.com namehost.worldnic.com 126031014 10800 3600 604800 3600
Primary NS (mname)
ns81.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126031014
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns82.worldnic.com
ns81.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:aspmx.pardot.com include:spf.protection.outlook.com include:_spf.salesforce.com include:spf.messagelabs.com include:cust-spf.exacttarget.com:mail.stocorp.com a:svr-stointernal.stocorp.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; sp=none; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
4 records- sending_domain60712=e009445e848fa123b6995991176c7b3482c3f626bb4d630bcbce9d28ee773a6a
- Account Engagement emails pass SPF automatically, but we recommend setting it up as a best practice
- SPFv=spf1 include:aspmx.pardot.com include:spf.protection.outlook.com include:_spf.salesforce.com include:spf.messagelabs.com include:cust-spf.exacttarget.com:mail.stocorp.com a:svr-stointernal.stocorp.com -all
- nintex.698b758567e93b6a71acf264
Full email verification for stocorp.com
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