Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
1752.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 18:23:48 UTC · ↺ Refresh
MX Hostnames
- 1752-com.mail.protection.outlook.com
MX Priorities
- 1752-com.mail.protection.outlook.com: 10
A / AAAA Records
- 66.6.123.214 ↩ ip214-126731-rivercitystudio.com
Mail Server IPs
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns0.dnsmadeeasy.com helpdesk.contributionship.com 2009010324 84600 1800 2419200 10800
Primary NS (mname)
ns0.dnsmadeeasy.com
Admin Email (rname)
helpdesk@contributionship.com
Serial
2009010324
Refresh
84600s
Retry
1800s
Expire
2419200s
Minimum TTL
10800s
Nameservers (NS)
ns12.dnsmadeeasy.com
ns14.dnsmadeeasy.com
ns13.dnsmadeeasy.com
ns11.dnsmadeeasy.com
ns15.dnsmadeeasy.com
ns10.dnsmadeeasy.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:amazonses.com include:_spf.salesforce.com ip4:63.255.252.75 include:39876217.spf05.hubspotemail.net include:_spf.psm.knowbe4.com ip4:40.65.111.175 ip4:68.163.45.199 ip4:71.27.32.198 ip4:98.124.186.0/24 ip4:162.248.24.0/21 ip4:52.40.189.15/32 ip4:52.40.190.15/32 ip4:52.32.150.60/32 ip4:52.41.74.6/32 ip4:52.41.78.29/32 ip4:52.214.99.208/32 ip4:52.214.82.222/32 -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
3 records- pardot238422=5e69fd93a660685e28a0fa8d70638a3206ab3fba01ea819f97d85ffc45ad5bbd
- MS=ms40239109
- SPFv=spf1 include:spf.protection.outlook.com include:amazonses.com include:_spf.salesforce.com ip4:63.255.252.75 include:39876217.spf05.hubspotemail.net include:_spf.psm.knowbe4.com ip4:40.65.111.175 ip4:68.163.45.199 ip4:71.27.32.198 ip4:98.124.186.0/24 ip4:162.248.24.0/21 ip4:52.40.189.15/32 ip4:52.40.190.15/32 ip4:52.32.150.60/32 ip4:52.41.74.6/32 ip4:52.41.78.29/32 ip4:52.214.99.208/32 ip4:52.214.82.222/32 -all
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