Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
curbo.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-27 01:11:55 UTC · ↺ Refresh
MX Hostnames
- i36h75ijlnvh6ibmpgftroavcndxevo7kk6ggv5mi2v2lqdyfuta.mx-verification.google.com
- alt3.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt2.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
- aspmx.l.google.com: 1
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- i36h75ijlnvh6ibmpgftroavcndxevo7kk6ggv5mi2v2lqdyfuta.mx-verification.google.com: 15
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
A / AAAA Records
- 172.67.216.102 (no PTR)
- 104.21.45.155 (no PTR)
- 2606:4700:3033::6815:2d9b
- 2606:4700:3037::ac43:d866
Mail Server IPs
- 192.178.155.26 ↩ yuiadrs-in-f26.1e100.net
- 2607:f8b0:4004:c1b::1b ↩ wv-in-f27.1e100.net
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-f27.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
SOA Record
Raw SOA
autumn.ns.cloudflare.com dns.cloudflare.com 2399311503 10000 2400 604800 1800
Primary NS (mname)
autumn.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399311503
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
guy.ns.cloudflare.com
autumn.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; pct=100; adkim=s; aspf=s
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
google._domainkey
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 237 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
7 records- google-site-verification=zttYkZWdsU9TQU10-ILrCjn87qZEvravwRCM0Li40ww
- SPFv=spf1 include:_spf.google.com ~all
- SPFv=spf1 include:spf.sendinblue.com mx ~all
- Sendinblue-code:fb9572cbbca4d6d8b440302fe30bdae2
- google-site-verification=6amOihPuW2iF8MORlpjB5K_Yl0bhQ3tp3BwBQ5DjczA
- google-site-verification=G-A5n52AXeYU6aDzCEmuGH2wnwwqRJ6zYzTg9iX8GnU
- google-site-verification=bK7i4mgHjxQrCp7UZSjTPiMNwfCXPBddWDuuxNPOVTs
Full email verification for curbo.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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