Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cambridgerealty.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 06:21:42 UTC · ↺ Refresh
MX Hostnames
- cambridgerealty-com.mail.protection.outlook.com
MX Priorities
- cambridgerealty-com.mail.protection.outlook.com: 0
A / AAAA Records
- 44.205.25.152 ↩ ec2-44-205-25-152.compute-1.amazonaws.com
- 52.23.255.223 ↩ ec2-52-23-255-223.compute-1.amazonaws.com
Mail Server IPs
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f90b:: ↩ mail-bn6pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.collegextra.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns.collegextra.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns.collegextra.net
ns.collegextra.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:mailgun.org ip4:173.162.172.77 include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100
⚠ 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
4 records- google-site-verification=hOoeThc86UF4i7w4ihJHfx7RWEDcQEYGAYBtdEg-020
- SPFv=spf1 include:mailgun.org ip4:173.162.172.77 include:spf.protection.outlook.com ~all
- 4emabg3fasuqi36329gou8nkog
- google-site-verification=OHW3k19Y7D4osanyhxmZGu466FmtwJgMLY4JBsLyTyk
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