Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
thinkseg.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 03:01:14 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt3.aspmx.l.google.com
MX Priorities
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
A / AAAA Records
- 199.36.158.100
Mail Server IPs
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-x1a.1e100.net
- 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
- 172.253.115.26 ↩ bg-in-f26.1e100.net
- 2607:f8b0:4004:c1f::1a ↩ pd-in-f26.1e100.net
SOA Record
Raw SOA
ali.ns.cloudflare.com dns.cloudflare.com 2397329796 10000 2400 604800 1800
Primary NS (mname)
ali.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397329796
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ali.ns.cloudflare.com
clark.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.rdstation.com.br include:sendgrid.net ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
google._domainkey
mail._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
9 records- Sendinblue-code:7920859e761fa12ff318bb583c2524f1
- google-site-verification=1kzTNTExCsppm5z5mLbVkWk0cr1nQecBZje9DZb5QIY
- google-site-verification=CEpLeZoVTVNikB8tjXjOPQy4uXtSWh15ehwRiM3wawY
- google-site-verification=ER-OYqz1War0ThESLrAyrukD-J-C7kPKcDgTaSJVVeE
- google-site-verification=Wx3NneD2PK_mBWCsK9-Me7jns9OPjn5bydDtMqgKPig
- google-site-verification=vGV1dGcwXycmHM-fk4iqXpB8IUwF4ovhmvRb0Gb4QCs
- google-site-verification=wl8Mp1Ci3puwAPSRqow1ciJhwzlxwTXuMrgLNvkEOjkgoogle-site-verification=wl8Mp1Ci3puwAPSRqow1ciJhwzlxwTXuMrgLNvkEOjk
- google-site-verification=zDw-Pa2zA6nJvQRs1yRA-4gl9TyrSWVQ17_3u9XwfAg
- SPFv=spf1 include:_spf.rdstation.com.br include:sendgrid.net ~all
Full email verification for thinkseg.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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