wearehackerone.com

Email Relay / Proxy
Domain Lookup › wearehackerone.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
wearehackerone.com
Yes
✓ Yes
Amazon SES
No
No
⚠ Yes
No
⚠ Yes

Checked via [email protected] · 2026-03-14 04:14:04 UTC · ↺ Refresh

MX Hostnames

  • inbound-smtp.us-west-2.amazonaws.com

MX Priorities

  • inbound-smtp.us-west-2.amazonaws.com: 10

A / AAAA Records

  • 104.18.33.137 (no PTR)
  • 172.64.154.119 (no PTR)
  • 2606:4700:440d::ac40:9a77 (no PTR)
  • 2a06:98c1:3103::6812:2189 (no PTR)

Mail Server IPs

  • 52.13.163.116 ↩ ec2-52-13-163-116.us-west-2.compute.amazonaws.com
  • 35.161.157.106 ↩ ec2-35-161-157-106.us-west-2.compute.amazonaws.com
  • 54.188.121.70 ↩ ec2-54-188-121-70.us-west-2.compute.amazonaws.com
  • 52.43.162.244 ↩ ec2-52-43-162-244.us-west-2.compute.amazonaws.com

SOA Record

Raw SOA a.ns.hackerone.com dns.cloudflare.com 2397611298 10000 2400 604800 1800
Primary NS (mname)
a.ns.hackerone.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397611298
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

a.ns.hackerone.com
b.ns.hackerone.com

SPF Record

✓ Strict (-all)
v=spf1 include:amazonses.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • slack-domain-verification=5PFasRAGZrF47HFnv6k999rGzXp1Yb3d31tdNjUK
  • SPFv=spf1 include:amazonses.com -all
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