Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
erslife.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 18:21:08 UTC · ↺ Refresh
MX Hostnames
- erslife-org.mail.protection.outlook.com
MX Priorities
- erslife-org.mail.protection.outlook.com: 0
A / AAAA Records
- 209.17.116.163 (no PTR)
Mail Server IPs
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
ns21.worldnic.com namehost.worldnic.com 126020513 10800 3600 604800 3600
Primary NS (mname)
ns21.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126020513
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns21.worldnic.com
ns22.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf2.erslife.org include:_spf.google.com include:_spf.psm.knowbe4.com include:237937.spf02.hubspotemail.net include:spf.us.exclaimer.net include:spf.constantcontact.com include:_spf.mlsend.com -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=quarantine; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
12 records- SPFv=spf1 include:spf.protection.outlook.com include:_spf2.erslife.org include:_spf.google.com include:_spf.psm.knowbe4.com include:237937.spf02.hubspotemail.net include:spf.us.exclaimer.net include:spf.constantcontact.com include:_spf.mlsend.com -all
- 3647go35t4iv464t7n075q0psv
- mailerlite-domain-verification=975502cd24ea0bcdccdd8a1b320ab662e47211fc
- google-site-verification=WI8s4zuU46QGr-29cLmu9T07DRCRo6SMesQSIWjZA1w
- /DDy1AXHVrG5jO07YcJAMf5kmgrhHU7iSbwqfnYUyPtZkDhAEDn11f0FblcurMI4OpdFbZdXdABlYvIqhRFpEg==
- MS=ms24106832
- 9400e4if6i9vmgml94uhvrfn7
- MS=64317614DC99DA60B333CC7803D9DDFE6C0EE27E
- google-site-verification=De7M6HkPCHwnfQyR92xHYU2SwqhxPPqiSBu_AahBjWs
- apple-domain-verification=F8asoSxXQBaHY3Di
- mtsnukmk5hof60lej1b3h7lhr2
- MS=ms58095926
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