arena.ai

Valid Email Server
Domain Lookup › arena.ai

Domain Overview

DNS: ✓ 12d ago Checker: ✓ 12d ago
arena.ai
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-07-17 16:32:27 UTC · ↺ Refresh

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MX Hostnames

  • smtp.google.com

MX Priorities

  • smtp.google.com: 1

A / AAAA Records

  • 104.18.15.206 (no PTR)
  • 104.18.14.206
  • 2606:4700::6812:fce
  • 2606:4700::6812:ece

Mail Server IPs

  • 172.253.63.26 ↩ bi-in-f26.1e100.net
  • 172.253.63.27 ↩ bi-in-f27.1e100.net
  • 142.250.31.27 ↩ bj-in-f27.1e100.net
  • 142.251.111.27 ↩ bk-in-f27.1e100.net
  • 172.253.122.26 ↩ bh-in-f26.1e100.net
  • 2607:f8b0:4004:c09::1a ↩ bh-in-f26.1e100.net
  • 2607:f8b0:4004:c08::1b ↩ bi-in-f27.1e100.net
  • 2607:f8b0:4004:c08::1a ↩ bi-in-f26.1e100.net
  • 2607:f8b0:4004:c0b::1b ↩ bj-in-f27.1e100.net

SOA Record

Raw SOA joel.ns.cloudflare.com dns.cloudflare.com 2408443758 10000 2400 604800 1800
Primary NS (mname)
joel.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2408443758
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

marge.ns.cloudflare.com
joel.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:amazonses.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1; aspf=r; adkim=r
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]

DKIM Selectors

✓ 1 found
google._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

31 records
  • wiz-domain-verification=d909608574821aa65ba5bed78a1a3db7a7b88e8b00d24a59ec59e8a72a83e40e
  • docker-verification=43d34a29-2e2a-41bf-9d9f-bd45ec09a4c3
  • google-site-verification=naDqQU8tbsOY54OMCLxSFMqTBYyapzIJcW24bKUrccQ
  • manus-domain-verification-84ynfv=vXpMNBHTVK3ZBpHPOeEDaS9Xl
  • arena-domain-verification-982ae3=cZ2pvhzDspIHy5eOWtzAXRV7j
  • jumpdesktop=9676dcac318ef58e720664a86973c9
  • cursor-domain-verification-m59apd=0QOmUkyEVbEbXYxfEE8n5Zkly
  • work-os-domain-verification-5c69se=A4Sv8uyTYdrmWbawoxUDIDYdl
  • rippling-domain-verification=f0751996a9444eda
  • amazon-business-verification=bea33da161afee64f51c690b4928cb4f9e2a1b68c4b1db1a7da211aa6cd7d52d
  • canva-site-verification=_PHuFn1uCFlqPHd6f2Xw7A
  • google-site-verification=T7MX4tYSWrlo-L0SpJjBv4WJNUwGKJ9QZCmBadeWHcY
  • perplexity-ai-domain-verification-rfsjxs=lNJjJFdbgrtFWHUtI5iI9u95z
  • pylon-domain-verification-q870pz=nW3WC4zAkpeT6JHwsffhr8CiI
  • atlassian-domain-verification=Pt4Mh163V3rzaKoIxa8ICRczNK4MWHEWrERQDBbJVT3BA5lNDrKeo/BD7CtgljMD
  • h1-domain-verification=G6yW9g8r4o1QwdZAqYdQE8fpNFhs4M15C5yXcZHyAT477oHE
  • cloudflare_dashboard_sso=5a51b853786c93743d0c84e393d8f77e
  • 63ce12dcf1ede17589befd56bb5281a5
  • pensar=7b9fb75802619eaa4f8138c81e00f01d823ef4ab1815033bcd493c653d9ef25c
  • uber-domain-verification=57810c0e-f3b2-4573-8fba-35575970858e
  • anthropic-domain-verification-34pzy9=H5UKPzuvA1vZ2ju35k4zMRtAg
  • slack-domain-verification=dclLhNf33H0QeohWcHTOUWGnwfZswyTMGbQW8FqS
  • 1password-site-verification=DIUKYSCUSFGJNMHGQVC3RPJRQU
  • linear-domain-verification=ky26pypctd85
  • airtable-verification=678bce1ae46870f2b8980ab68950ee1d
  • google-site-verification=V3lTSjnRhl7GrAMjPciFQIRDfiWWTFYvwpaA3LdwrzU
  • ZOOM_verify_u9Oa9aty4Hv2CulUP0ZGiJ
  • figma-domain-verification=887083730a10354c3cc813719c5f8c9d0777fe8b9bfb628435965dee517e4e4d-1776350298
  • cloudflare_dashboard_sso=f6f72730f07f97fc0b37091f5b8df24c
  • SPFv=spf1 include:_spf.google.com include:amazonses.com ~all
  • stripe-verification=CA225AB52045129C2C40F8784AFD6BB7FC0C9CF2F692D49C0971ED83F89F1CD0
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