Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
maxwellsystems.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 18:38:12 UTC · ↺ Refresh
MX Hostnames
- alt4.aspmx.l.google.com
- aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt1.aspmx.l.google.com
MX Priorities
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
A / AAAA Records
- 3.219.11.100
Mail Server IPs
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 64.233.180.26 ↩ on-in-f26.1e100.net
- 2607:f8b0:4004:c07::1b ↩ bc-in-f27.1e100.net
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-x1a.1e100.net
SOA Record
Raw SOA
ns-85.awsdns-10.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-85.awsdns-10.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1102.awsdns-09.org
ns-2012.awsdns-59.co.uk
ns-85.awsdns-10.com
ns-870.awsdns-44.net
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:146.145.51.170/27 ip4:65.113.66.226/27 ip4:68.143.161.61/29 ip4:207.86.72.146/29 ip4:209.119.30.18/29 ip4:72.35.12.0/24 mx:maxwellsystems.com include:spf.protection.outlook.com include:_spf.google.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- mymaxwell.force.com
- SPFv=spf1 a mx ip4:146.145.51.170/27 ip4:65.113.66.226/27 ip4:68.143.161.61/29 ip4:207.86.72.146/29 ip4:209.119.30.18/29 ip4:72.35.12.0/24 mx:maxwellsystems.com include:spf.protection.outlook.com include:_spf.google.com -all
- MS=ms70455685
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