Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
investorsignals.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 11:41:25 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt4.aspmx.l.google.com
MX Priorities
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
A / AAAA Records
- 16.176.22.138
Mail Server IPs
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 142.250.31.26 ↩ bj-in-f26.1e100.net
- 2607:f8b0:4004:c17::1b ↩ bl-in-f27.1e100.net
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.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-f26.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
SOA Record
Raw SOA
ns-1532.awsdns-63.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1532.awsdns-63.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1532.awsdns-63.org
ns-1725.awsdns-23.co.uk
ns-186.awsdns-23.com
ns-562.awsdns-06.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:13.211.113.89 ip4:13.236.181.8 include:_spf.google.com include:infusionmail.com include:servers.mcsv.net include:amazonses.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; sp=none; aspf=r;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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
5 records- twilio-domain-verification=cf1d575542071139ce99bdaf1d1260b9
- SPFv=spf1 ip4:13.211.113.89 ip4:13.236.181.8 include:_spf.google.com include:infusionmail.com include:servers.mcsv.net include:amazonses.com -all
- google-site-verification=4xiLY0KzhGPL2EOgJffiDM-A8uMpHpAQ9hXjOQ_Eu6c
- google-site-verification=9_PMphNKnQvOOgubf44FrJJZI5gAwHdpmzNg8AFBCk4
- google-site-verification=gBUO5Q5C-gWrUrluh-IxBH_xEWjrNNMM9nGtV1UrcXQ
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