techstars.com

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
techstars.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-26 07:38:40 UTC · ↺ Refresh

MX Hostnames

  • aspmx2.googlemail.com
  • alt1.aspmx.l.google.com
  • aspmx.l.google.com
  • aspmx3.googlemail.com
  • alt2.aspmx.l.google.com

MX Priorities

  • aspmx2.googlemail.com: 40
  • aspmx3.googlemail.com: 50
  • aspmx.l.google.com: 10
  • alt1.aspmx.l.google.com: 20
  • alt2.aspmx.l.google.com: 30

A / AAAA Records

  • 13.32.241.112 ↩ server-13-32-241-112.jfk50.r.cloudfront.net
  • 13.32.241.18
  • 13.32.241.69
  • 13.32.241.64

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::1b ↩ dj-in-f27.1e100.net
  • 142.251.163.27 ↩ wv-in-f27.1e100.net
  • 2607:f8b0:4004:c27::1a ↩ yuiadsk-in-f26.1e100.net
  • 108.177.123.27 ↩ lcscld-in-f27.1e100.net
  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net

SOA Record

Raw SOA ns-1501.awsdns-59.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1501.awsdns-59.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-216.awsdns-27.com
ns-930.awsdns-52.net
ns-1501.awsdns-59.org
ns-1584.awsdns-06.co.uk

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_s95828844.fdmarc.net ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=3600;fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 4 found
google._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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

11 records
  • google-site-verification=AW0tiOVeeLFCIUOcYOfiOKrA6dqLl999rgL4ONcXg24
  • google-site-verification=caKDmf5CBdxfyakAi4o18s9ryBGd2KO0Pz4FbB7xJ-A
  • google-site-verification=gQCE3WSolikPCcE2v5cHaCkJpxiZ0Q8WWrhEpSba1yA
  • notion-domain-verification=Ritxrcrj4d01rFy2ZcYMYS5OsHTz1547shewOfvAJam
  • SPFv=spf1 include:_s95828844.fdmarc.net ~all
  • MS=ms46625023
  • ZOOM_verify_f3SMmKgBQFazOef3bZRXsA
  • anthropic-domain-verification-fb3b1r=avafKYa2ppQkDbsKZmdnsYTTT
  • apple-domain-verification=9bKaltYxzTsvChtt
  • atlassian-domain-verification=SLYKa0PqukEdv1qZ4iyxfPIA2VixdUUEWwq2ij5FqE9s32BveBqLfS9E87UZliIC
  • docusign=4d75b288-4ccc-43d6-a49b-e2f1f05e0465
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