Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
arkoselabs.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 04:38:01 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- aspmx2.googlemail.com
- aspmx3.googlemail.com
- aspmx.l.google.com
- alt2.aspmx.l.google.com
MX Priorities
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- aspmx2.googlemail.com: 10
- aspmx3.googlemail.com: 10
A / AAAA Records
- 18.173.219.55 ↩ server-18-173-219-55.jfk52.r.cloudfront.net
- 18.173.219.116 ↩ server-18-173-219-116.jfk52.r.cloudfront.net
- 18.173.219.72
- 18.173.219.120
Mail Server IPs
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 172.253.62.27 ↩ bc-in-f27.1e100.net
- 2607:f8b0:4004:c1b::1b ↩ wv-in-f27.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
SOA Record
Raw SOA
ns-1890.awsdns-44.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1890.awsdns-44.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-475.awsdns-59.com
ns-1019.awsdns-63.net
ns-1457.awsdns-54.org
ns-1890.awsdns-44.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 include:mktomail.com include:_spf.google.com include:_spf.atlassian.net include:mail.zendesk.com include:mg-spf.greenhouse.io ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → 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
26 records- h1-domain-verification=QTM88ycrGZMogwiidTDDzBiBDsyQiteAUVzQJt4kA8Ue4RST
- onetrust-domain-verification=0b379d29e51f4725a5ed37d2b130a483
- cursor-domain-verification-44a3dz=z4u0yo4vJ5a5LGqJpUYlibkVC
- google-site-verification=it9NpNflgYpD6BpFwiyVsGflwn_hXXTK-h_vs4HeLEk
- anthropic-domain-verification-r0s3mh=6cQYMKefoPAP1W7CwQEgDtl7w
- google-site-verification=j9OlVnKZTw196ucgVPDaF4lTaSl9e9ZHVX6uwn8vItk
- arkose-domain-verify=r48k43dxfvfcvzphsrevb7ba2p7sve2s
- apple-domain-verification=PhI7ss8AJtWVmhbB
- dropbox-domain-verification=frnijrkntoig
- MS=ms86531130
- atlassian-domain-verification=HDwSH5igApa3PuMbcIiccFnc2GgAxs3Xp7KFHPlqeo4gVKFzrbYEKPVm1LUl2Wh5
- openai-domain-verification=dv-mQ0BYXOuCbSaDc3plvKifEGc
- dMh2fnggGsSKEgF9YZw-i_M
- atlassian-sending-domain-verification=2b41dafd-0e36-4b1e-91d1-d3557a4d3007
- atlassian-domain-verification=u1U/w1iRx+0BcZ/XgHuALJVujtpIjzKDt4785b1M8YjOO74WkTE2eBDC1ekF47Kf
- d9c0e1a2ec114554a03f196c3821ec31
- docker-verification=f2cf2df0-bb1e-48db-af80-73c7fbe9aed5
- globalsign-domain-verification=debd2518ae6b1dfa04fc74a18a900bf4
- rdk962zjgvhd38s4zzyfqf0g61nl6tl6
- SPFv=spf1 include:mktomail.com include:_spf.google.com include:_spf.atlassian.net include:mail.zendesk.com include:mg-spf.greenhouse.io ~all
- slack-domain-verification=QlWjSNGddxzrP1uJQqkRIBtVl2BxEHT6zFundQBp
- google-site-verification=exQmEdUfm18SRgaeOYxSMNyrqdu96wGo3GB2Gnwavjg
- google-site-verification=5yTeX2BuLbkMH8JVMmWqnNrL6S93xKtR-YnujTE_4z8
- C90651E1ED
- adobe-idp-site-verification=1a3e6ce93bc789ccdc3d9aaea18bcbdc0a7c9a3ec3dec17594ef67de1e530633
- _globalsign-domain-verification=iPM0pdvpXNX2BI_y3Msdzv74qAgO4umfrK6oM6L-hs
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for arkoselabs.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits