Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
centauro.com.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 21:39:02 UTC · ↺ Refresh
MX Hostnames
- alt3.aspmx.l.google.com
- aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt2.aspmx.l.google.com
MX Priorities
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- aspmx.l.google.com: 1
A / AAAA Records
- 23.222.125.165
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
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-x1a.1e100.net
- 172.253.63.27 ↩ bi-in-f27.1e100.net
- 2607:f8b0:4004:c1d::1b ↩ ww-in-f27.1e100.net
SOA Record
Raw SOA
usc4.akam.net hostmaster.centauro.com.br 2021111172 3600 600 604800 1800
Primary NS (mname)
usc4.akam.net
Admin Email (rname)
hostmaster@centauro.com.br
Serial
2021111172
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
asia2.akam.net
asia3.akam.net
ns1-174.akam.net
eur2.akam.net
ns1-104.akam.net
zc.akam.net
usc4.akam.net
use5.akam.net
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:_spf.google.com include:spf1.centauro.com.br include:_spf.salesforce.com include:mail.zendesk.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected], mailto:[email protected]; ruf=mailto:[email protected], mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected], mailto:[email protected]
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 216 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
22 records- atlassian-domain-verification=ll2JNoMyUlb2PP5lpL72N6agJrtM7HM1AjDjpV7R6jt/ovnDD0t6aIgtPxd6Tjvu
- SPFv=spf1 mx include:_spf.google.com include:spf1.centauro.com.br include:_spf.salesforce.com include:mail.zendesk.com ~all
- atlassian-domain-verification=B71WY4aGazresvK3JWGNO4vpsFA/mA/mzs03F0lJVsXHc901IMvurgjF4y7dGIry
- google-site-verification=EHE0BgHIwDf3MajmkHVuzYJ0Rhb4aqeXx0Zc3t_GNdA
- google-site-verification=58K0b7bc9DJrXu_8h0NXQjnUgUm0-mbfBIeESTVSODc
- google-site-verification=GYuU4j_JXkbKiEJErJG8B-avKB419sMcM-Yj75TZAfE
- ZA=kyYlth7xMGdpNokyEz6WDA==
- v=BIMI1;l=https://bimi.entrust.net/centauro.com.br/logo.svg;a=https://bimi.entrust.net/centauro.com.br/certchain.pem
- dtm-domain-verification=VXkRrWD_HISScClQKO4SBANRuaUgRiZZgTrj5BoDUqI
- google-site-verification=5u78WlzccWFvUdRvG6XL1ZwhEBOKKuN_9n784prGEVg
- google-site-verification=5IXMT2nMIp1q1JSyVO3xgFdTdh9XRCWCVyuuoq_t4fw
- ZOOM_verify_Be0m8eDBQYGXyrf1RprDEw
- google-site-verification=zcUQT-AHhNbT9pWSozrOttgtH9vMBxRdNF-Pd5MRk_0
- b9cm3bv5b4yhmmgnq8c0jsldl4dry6q6
- apple-domain-verification=VnEvoDSmAoBEGTT3
- google-site-verification=8p9jdhwgKR0hBfnZATPXC1J6svQ8I5Vjeo9DqLgq2Xs
- mongodb-site-verification=Q7Cl7sKYyvthZTkhRBaN5mgpINjXv9ly
- facebook-domain-verification=1er0bv5bd4yzrwgvscx31u2zjn0ess
- MS=ms38114329
- google-site-verification=2CJfYtRWeTMzzzLuvQMeyRF7y09pQr-Z-GS5b17CdwU
- google-site-verification=kgriEcpRKSaq5vl1hzJ4j6ChmSog71WnkzohaggXqq8
- google-site-verification=mYAE3aoFj7uETSsvfiyQMxm6IAJFseqZTn-32W0BYOA
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