cloudflare.com

Valid Email Server

Domain Overview

DNS: โœ“ 2mo ago Checker: โœ“ 2mo ago
cloudflare.com
Yes
โœ“ Yes
Unknown
No
No
โš  Yes
No
No

Checked via [email protected] ยท 2026-03-30 03:13:49 UTC ยท โ†บ Refresh

MX Hostnames

  • mxa-canary.global.inbound.cf-emailsecurity.net
  • mxb.global.inbound.cf-emailsecurity.net
  • mxa.global.inbound.cf-emailsecurity.net
  • mxb-canary.global.inbound.cf-emailsecurity.net

MX Priorities

  • mxb.global.inbound.cf-emailsecurity.net: 10
  • mxa-canary.global.inbound.cf-emailsecurity.net: 5
  • mxb-canary.global.inbound.cf-emailsecurity.net: 5
  • mxa.global.inbound.cf-emailsecurity.net: 10

A / AAAA Records

  • 104.16.132.229 (no PTR)
  • 104.16.133.229 (no PTR)
  • 2606:4700::6810:84e5 (no PTR)
  • 2606:4700::6810:85e5 (no PTR)

Mail Server IPs

  • 172.65.64.78 (no PTR)
  • 172.65.65.66 (no PTR)
  • 172.65.64.137 (no PTR)

SOA Record

Raw SOA ns3.cloudflare.com dns.cloudflare.com 2400116790 10000 2400 604800 300
Primary NS (mname)
ns3.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400116790
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns3.cloudflare.com
ns4.cloudflare.com
ns5.cloudflare.com
ns6.cloudflare.com
ns7.cloudflare.com

SPF Record

โœ“ Strict (-all)
v=spf1 ip4:199.15.212.0/22 ip4:173.245.48.0/20 include:_spf.google.com include:spf1.mcsv.net include:spf.mandrillapp.com include:mail.zendesk.com include:stspg-customer.com include:_spf.salesforce.com -all
๐Ÿ“Š DNS lookups: 6/10
โœ“ Hard fail (-all) โ€” strict enforcement

DMARC Record

โœ“ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]
โœ“ Reject โ€” strongest protection
๐Ÿ“‹ SPF alignment: Relaxed ยท DKIM alignment: Relaxed
๐Ÿ“ง Reports โ†’ mailto:[email protected],mailto:[email protected]

DKIM Selectors

โœ“ 2 found
k1._domainkey
s1._domainkey
โœ“ Public key: 216 chars (valid)
โœ“ DKIM properly configured for selector: k1

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

All TXT Records

25 records
  • logmein-verification-code=b3433c86-3823-4808-8a7e-58042469f654
  • SPFv=spf1 ip4:199.15.212.0/22 ip4:173.245.48.0/20 include:_spf.google.com include:spf1.mcsv.net include:spf.mandrillapp.com include:mail.zendesk.com include:stspg-customer.com include:_spf.salesforce.com -all
  • stripe-verification=5096d01ff2cf194285dd51cae18f24fa9c26dc928cebac3636d462b4c6925623
  • ZOOM_verify_7LFBvOO9SIigypFG2xRlMA
  • google-site-verification=C7thfNeXVahkVhniiqTI1iSVnElKR_kBBtnEHkeGDlo
  • canva-site-verification=oOyaVnHC-OiFoR1BPvetNA
  • stripe-verification=bf1a94e6b16ace2502a4a7fff574a25c8a45291054960c883c59be39d1788db9
  • apple-domain-verification=DNnWJoArJobFJKhJ
  • asv=894f6d1f9f83bcf44e4b1bc40bc1c4aa
  • google-site-verification=ZdlQZLBBAPkxeFTCM1rpiB_ibtGff_JF5KllNKwDR9I
  • _wkjc0fot0d7qrvrdt78bxkj2e2o67d2
  • atlassian-domain-verification=WxxKyN9aLnjEsoOjUYI6T0bb5vcqmKzaIkC9Rx2QkNb751G3LL/cus8/ZDOgh8xB
  • miro-verification=bdd7dfa0a49adfb43ad6ddfaf797633246c07356
  • cisco-ci-domain-verification=27e926884619804ef987ae4aa1c4168f6b152ada84f4c8bfc74eb2bd2912ad72
  • MS=ms70274184
  • liveramp-site-verification=EhH1MqgwbndTWl1AN64hOTKz7hc1s80yUpchLbgpfY0
  • drift-domain-verification=f037808a26ae8b25bc13b1f1f2b4c3e0f78c03e67f24cefdd4ec520efa8e719f
  • onetrust-domain-verification=bd5cd08a1e9644799fdb98ed7d60c9cb
  • facebook-domain-verification=h9mm6zopj6p2po54woa16m5bskm6oo
  • creatopy-domain-verification=97d2ca50-9b6f-4a21-9bdb-fbb630e4cec7
  • _neqmkgaq1lq9it5s8qmetrhbnu121wb
  • status-page-domain-verification=r14frwljwbxs
  • _saml-domain-challenge.2dc00405-79cd-457b-b288-a119c6f0c7b7.71996d53-d178-4ba9-bef4-7f7e46edab74.cloudflare.com=1c8736fd-84b2-4197-985f-3fb2852f2457
  • docker-verification=c578e21c-34fb-4474-9b90-d55ee4cba10c
  • uber-domain-verification=58086039-150a-42a4-a4be-b4032921aa0f
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