Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zrsmanagement.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 10:47:03 UTC · ↺ Refresh
MX Hostnames
- zrsmanagement-com.mail.protection.outlook.com
MX Priorities
- zrsmanagement-com.mail.protection.outlook.com: 0
A / AAAA Records
- 40.114.4.103 ↩ spxeastdnsweb2.spherexx.com
Mail Server IPs
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.spherexx.com hostmaster.spherexx.com 2016082562 1200 600 1209600 3600
Primary NS (mname)
ns1.spherexx.com
Admin Email (rname)
hostmaster@spherexx.com
Serial
2016082562
Refresh
1200s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns1.spherexx.com
ns2.spherexx.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:137.117.108.178 a:rpmail.mrinetsource.com a:rpmail.saas.mrisoftware.com include:spf.constantcontact.com include:spf.mandrillapp.com include:spf.protection.outlook.com mx include:spherexx.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
2 records- MS=ms25793355
- SPFv=spf1 ip4:137.117.108.178 a:rpmail.mrinetsource.com a:rpmail.saas.mrisoftware.com include:spf.constantcontact.com include:spf.mandrillapp.com include:spf.protection.outlook.com mx include:spherexx.com ~all
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