Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
castgroup.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 11:42:50 UTC · ↺ Refresh
MX Hostnames
- fw-cast.castgroup.com.br
- cast.in.tmes.trendmicro.com
MX Priorities
- cast.in.tmes.trendmicro.com: 4
- fw-cast.castgroup.com.br: 5
A / AAAA Records
- 172.174.201.134 (no PTR)
Mail Server IPs
- 18.208.22.78 ↩ in.tmes.trendmicro.com
- 18.208.22.79 ↩ in.tmes.trendmicro.com
- 18.208.22.77 ↩ in.tmes.trendmicro.com
- 18.208.22.80 ↩ in.tmes.trendmicro.com
- 189.112.143.58 ↩ fw-cast.cast.com.br
SOA Record
Raw SOA
ns11.cloudns.net support.cloudns.net 2026040104 7200 1800 1209600 3600
Primary NS (mname)
ns11.cloudns.net
Admin Email (rname)
support@cloudns.net
Serial
2026040104
Refresh
7200s
Retry
1800s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
pns20.cloudns.net
pns11.cloudns.net
pns12.cloudns.net
pns15.cloudns.net
SPF Record
✓ Strict (-all)
v=spf1 mx mx:fw-cast.castgroup.com.br ip4:168.90.172.227 include:24210557.spf05.hubspotemail.net include:spf.protection.outlook.com include:repost.tmcas.trendmicro.com include:spf-us.tmes.trendmicro.com include:inpost.tmcas.trendmicro.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=100; ri=86400; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
14 records- trend-micro-v1-domain-verification.a4dce081e7ceb2e0cbbca898f8981eb3=4eef8192-40a0-4aa1-864f-6b3836aadd41
- openai-domain-verification=dv-y0cjluN0TE5i1AMxusnCeD0m
- google-site-verification=D13R13DvHz_nzrCesLOKhTiB45e8bogkDtUMd7o0QNA
- google-site-verification=-NKYu7jXobjjF_TWdSGkgCWE2Tsg31llTmEAxVEQS-c
- google-site-verification=gMHLuKwcZiYpUejwpgtHm3vrZ5Ei_tcygoCFQTH3SrA
- 4xrAtrX+cNPH8xwG23XsHgUkutsOU6kWMk4kt+etg4leBEiLzANas2R7UstQzM9WX1r9x5D0IDTTQ2NDvd9Ykw==
- google-site-verification=tr6mjN6Ub94P2IJuvi7rbaub69lzcVU14oavPwmMwpM
- figma-domain-verification=2644b514be9ae0b0ed1ae10ac807b9f967e962db0e365230c1db7d7cd8b6bd72-1745869317
- google-site-verification=Hko2H43y8aXJG47gjaUN-wxzpaDHgpgaD7OAQMB0KKA
- SPFv=spf1 mx mx:fw-cast.castgroup.com.br ip4:168.90.172.227 include:24210557.spf05.hubspotemail.net include:spf.protection.outlook.com include:repost.tmcas.trendmicro.com include:spf-us.tmes.trendmicro.com include:inpost.tmcas.trendmicro.com -all
- Ytq+NJ+20Vh3X/KMVSkLgT//Si3hlqq0gwSLf+u80poE9/8jIfiSsoeAynlB+z/lDgWCmkfHWSaIhBgXx6tEAw==
- docker-verification=090fac9d-5658-49c0-8e74-609d3840a10d
- MS=ms66340409
- mongodb-site-verification=z5EeFSvnqKKN8pwWBSkA3TR8fGWQD330
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